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authorIngo Molnar <mingo@elte.hu>2009-04-07 12:05:21 +0200
committerIngo Molnar <mingo@elte.hu>2009-04-07 12:05:25 +0200
commit6c009ecef8cca28c7c09eb16d0802e37915a76e1 (patch)
tree11c773f780186fdb9fbc9c80a73fb7c8426b1fba /include
parent98c2aaf8be5baf7193be37fb28bce8e7327158bc (diff)
parentd508afb437daee7cf07da085b635c44a4ebf9b38 (diff)
Merge branch 'linus' into perfcounters/core
Merge reason: need the upstream facility added by: 7f1e2ca: hrtimer: fix rq->lock inversion (again) Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
-rw-r--r--include/linux/backing-dev.h12
-rw-r--r--include/linux/bio.h19
-rw-r--r--include/linux/blkdev.h55
-rw-r--r--include/linux/dmar.h11
-rw-r--r--include/linux/fdtable.h4
-rw-r--r--include/linux/fs.h43
-rw-r--r--include/linux/hrtimer.h5
-rw-r--r--include/linux/i2c-algo-sgi.h26
-rw-r--r--include/linux/i2c-id.h37
-rw-r--r--include/linux/i2c.h4
-rw-r--r--include/linux/intel-iommu.h13
-rw-r--r--include/linux/interrupt.h1
-rw-r--r--include/linux/key.h1
-rw-r--r--include/linux/leds-bd2802.h26
-rw-r--r--include/linux/leds.h4
-rw-r--r--include/linux/leds_pwm.h21
-rw-r--r--include/linux/lockd/xdr.h12
-rw-r--r--include/linux/lockd/xdr4.h10
-rw-r--r--include/linux/mtd/mtd.h21
-rw-r--r--include/linux/mtd/nand.h4
-rw-r--r--include/linux/mtd/partitions.h12
-rw-r--r--include/linux/nfs.h1
-rw-r--r--include/linux/nfs4.h138
-rw-r--r--include/linux/nfsd/cache.h8
-rw-r--r--include/linux/nfsd/nfsd.h225
-rw-r--r--include/linux/nfsd/nfsfh.h7
-rw-r--r--include/linux/nfsd/state.h84
-rw-r--r--include/linux/nfsd/stats.h9
-rw-r--r--include/linux/nfsd/xdr4.h129
-rw-r--r--include/linux/pci_ids.h26
-rw-r--r--include/linux/rcuclassic.h16
-rw-r--r--include/linux/rcupdate.h1
-rw-r--r--include/linux/rcupreempt.h53
-rw-r--r--include/linux/rcutree.h27
-rw-r--r--include/linux/security.h24
-rw-r--r--include/linux/serial_core.h2
-rw-r--r--include/linux/slab_def.h10
-rw-r--r--include/linux/slub_def.h12
-rw-r--r--include/linux/sunrpc/svc.h16
-rw-r--r--include/linux/sunrpc/xdr.h42
-rw-r--r--include/scsi/fc/fc_fip.h237
-rw-r--r--include/scsi/fc_transport_fcoe.h54
-rw-r--r--include/scsi/libfc.h45
-rw-r--r--include/scsi/libfcoe.h227
-rw-r--r--include/trace/kmemtrace.h92
45 files changed, 1235 insertions, 591 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index bee52abb8a4..0ec2c594868 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -24,8 +24,8 @@ struct dentry;
*/
enum bdi_state {
BDI_pdflush, /* A pdflush thread is working this device */
- BDI_write_congested, /* The write queue is getting full */
- BDI_read_congested, /* The read queue is getting full */
+ BDI_async_congested, /* The async (write) queue is getting full */
+ BDI_sync_congested, /* The sync queue is getting full */
BDI_unused, /* Available bits start here */
};
@@ -215,18 +215,18 @@ static inline int bdi_congested(struct backing_dev_info *bdi, int bdi_bits)
static inline int bdi_read_congested(struct backing_dev_info *bdi)
{
- return bdi_congested(bdi, 1 << BDI_read_congested);
+ return bdi_congested(bdi, 1 << BDI_sync_congested);
}
static inline int bdi_write_congested(struct backing_dev_info *bdi)
{
- return bdi_congested(bdi, 1 << BDI_write_congested);
+ return bdi_congested(bdi, 1 << BDI_async_congested);
}
static inline int bdi_rw_congested(struct backing_dev_info *bdi)
{
- return bdi_congested(bdi, (1 << BDI_read_congested)|
- (1 << BDI_write_congested));
+ return bdi_congested(bdi, (1 << BDI_sync_congested) |
+ (1 << BDI_async_congested));
}
void clear_bdi_congested(struct backing_dev_info *bdi, int rw);
diff --git a/include/linux/bio.h b/include/linux/bio.h
index b05b1d4d17d..b900d2c67d2 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -145,20 +145,21 @@ struct bio {
* bit 2 -- barrier
* Insert a serialization point in the IO queue, forcing previously
* submitted IO to be completed before this one is issued.
- * bit 3 -- synchronous I/O hint: the block layer will unplug immediately
- * Note that this does NOT indicate that the IO itself is sync, just
- * that the block layer will not postpone issue of this IO by plugging.
- * bit 4 -- metadata request
+ * bit 3 -- synchronous I/O hint.
+ * bit 4 -- Unplug the device immediately after submitting this bio.
+ * bit 5 -- metadata request
* Used for tracing to differentiate metadata and data IO. May also
* get some preferential treatment in the IO scheduler
- * bit 5 -- discard sectors
+ * bit 6 -- discard sectors
* Informs the lower level device that this range of sectors is no longer
* used by the file system and may thus be freed by the device. Used
* for flash based storage.
- * bit 6 -- fail fast device errors
- * bit 7 -- fail fast transport errors
- * bit 8 -- fail fast driver errors
+ * bit 7 -- fail fast device errors
+ * bit 8 -- fail fast transport errors
+ * bit 9 -- fail fast driver errors
* Don't want driver retries for any fast fail whatever the reason.
+ * bit 10 -- Tell the IO scheduler not to wait for more requests after this
+ one has been submitted, even if it is a SYNC request.
*/
#define BIO_RW 0 /* Must match RW in req flags (blkdev.h) */
#define BIO_RW_AHEAD 1 /* Must match FAILFAST in req flags */
@@ -170,6 +171,7 @@ struct bio {
#define BIO_RW_FAILFAST_DEV 7
#define BIO_RW_FAILFAST_TRANSPORT 8
#define BIO_RW_FAILFAST_DRIVER 9
+#define BIO_RW_NOIDLE 10
#define bio_rw_flagged(bio, flag) ((bio)->bi_rw & (1 << (flag)))
@@ -188,6 +190,7 @@ struct bio {
#define bio_rw_ahead(bio) bio_rw_flagged(bio, BIO_RW_AHEAD)
#define bio_rw_meta(bio) bio_rw_flagged(bio, BIO_RW_META)
#define bio_discard(bio) bio_rw_flagged(bio, BIO_RW_DISCARD)
+#define bio_noidle(bio) bio_rw_flagged(bio, BIO_RW_NOIDLE)
/*
* upper 16 bits of bi_rw define the io priority of this bio
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 465d6babc84..e03660964e0 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -38,6 +38,10 @@ struct request;
typedef void (rq_end_io_fn)(struct request *, int);
struct request_list {
+ /*
+ * count[], starved[], and wait[] are indexed by
+ * BLK_RW_SYNC/BLK_RW_ASYNC
+ */
int count[2];
int starved[2];
int elvpriv;
@@ -66,6 +70,11 @@ enum rq_cmd_type_bits {
REQ_TYPE_ATA_PC,
};
+enum {
+ BLK_RW_ASYNC = 0,
+ BLK_RW_SYNC = 1,
+};
+
/*
* For request of type REQ_TYPE_LINUX_BLOCK, rq->cmd[0] is the opcode being
* sent down (similar to how REQ_TYPE_BLOCK_PC means that ->cmd[] holds a
@@ -103,12 +112,13 @@ enum rq_flag_bits {
__REQ_QUIET, /* don't worry about errors */
__REQ_PREEMPT, /* set for "ide_preempt" requests */
__REQ_ORDERED_COLOR, /* is before or after barrier */
- __REQ_RW_SYNC, /* request is sync (O_DIRECT) */
+ __REQ_RW_SYNC, /* request is sync (sync write or read) */
__REQ_ALLOCED, /* request came from our alloc pool */
__REQ_RW_META, /* metadata io request */
__REQ_COPY_USER, /* contains copies of user pages */
__REQ_INTEGRITY, /* integrity metadata has been remapped */
__REQ_UNPLUG, /* unplug queue on submission */
+ __REQ_NOIDLE, /* Don't anticipate more IO after this one */
__REQ_NR_BITS, /* stops here */
};
@@ -136,6 +146,7 @@ enum rq_flag_bits {
#define REQ_COPY_USER (1 << __REQ_COPY_USER)
#define REQ_INTEGRITY (1 << __REQ_INTEGRITY)
#define REQ_UNPLUG (1 << __REQ_UNPLUG)
+#define REQ_NOIDLE (1 << __REQ_NOIDLE)
#define BLK_MAX_CDB 16
@@ -438,8 +449,8 @@ struct request_queue
#define QUEUE_FLAG_CLUSTER 0 /* cluster several segments into 1 */
#define QUEUE_FLAG_QUEUED 1 /* uses generic tag queueing */
#define QUEUE_FLAG_STOPPED 2 /* queue is stopped */
-#define QUEUE_FLAG_READFULL 3 /* read queue has been filled */
-#define QUEUE_FLAG_WRITEFULL 4 /* write queue has been filled */
+#define QUEUE_FLAG_SYNCFULL 3 /* read queue has been filled */
+#define QUEUE_FLAG_ASYNCFULL 4 /* write queue has been filled */
#define QUEUE_FLAG_DEAD 5 /* queue being torn down */
#define QUEUE_FLAG_REENTER 6 /* Re-entrancy avoidance */
#define QUEUE_FLAG_PLUGGED 7 /* queue is plugged */
@@ -611,32 +622,42 @@ enum {
#define rq_data_dir(rq) ((rq)->cmd_flags & 1)
/*
- * We regard a request as sync, if it's a READ or a SYNC write.
+ * We regard a request as sync, if either a read or a sync write
*/
-#define rq_is_sync(rq) (rq_data_dir((rq)) == READ || (rq)->cmd_flags & REQ_RW_SYNC)
+static inline bool rw_is_sync(unsigned int rw_flags)
+{
+ return !(rw_flags & REQ_RW) || (rw_flags & REQ_RW_SYNC);
+}
+
+static inline bool rq_is_sync(struct request *rq)
+{
+ return rw_is_sync(rq->cmd_flags);
+}
+
#define rq_is_meta(rq) ((rq)->cmd_flags & REQ_RW_META)
+#define rq_noidle(rq) ((rq)->cmd_flags & REQ_NOIDLE)
-static inline int blk_queue_full(struct request_queue *q, int rw)
+static inline int blk_queue_full(struct request_queue *q, int sync)
{
- if (rw == READ)
- return test_bit(QUEUE_FLAG_READFULL, &q->queue_flags);
- return test_bit(QUEUE_FLAG_WRITEFULL, &q->queue_flags);
+ if (sync)
+ return test_bit(QUEUE_FLAG_SYNCFULL, &q->queue_flags);
+ return test_bit(QUEUE_FLAG_ASYNCFULL, &q->queue_flags);
}
-static inline void blk_set_queue_full(struct request_queue *q, int rw)
+static inline void blk_set_queue_full(struct request_queue *q, int sync)
{
- if (rw == READ)
- queue_flag_set(QUEUE_FLAG_READFULL, q);
+ if (sync)
+ queue_flag_set(QUEUE_FLAG_SYNCFULL, q);
else
- queue_flag_set(QUEUE_FLAG_WRITEFULL, q);
+ queue_flag_set(QUEUE_FLAG_ASYNCFULL, q);
}
-static inline void blk_clear_queue_full(struct request_queue *q, int rw)
+static inline void blk_clear_queue_full(struct request_queue *q, int sync)
{
- if (rw == READ)
- queue_flag_clear(QUEUE_FLAG_READFULL, q);
+ if (sync)
+ queue_flag_clear(QUEUE_FLAG_SYNCFULL, q);
else
- queue_flag_clear(QUEUE_FLAG_WRITEFULL, q);
+ queue_flag_clear(QUEUE_FLAG_ASYNCFULL, q);
}
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index 2f342746895..e397dc342cd 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -34,6 +34,7 @@ struct dmar_drhd_unit {
u64 reg_base_addr; /* register base address*/
struct pci_dev **devices; /* target device array */
int devices_cnt; /* target device count */
+ u16 segment; /* PCI domain */
u8 ignored:1; /* ignore drhd */
u8 include_all:1;
struct intel_iommu *iommu;
@@ -44,6 +45,14 @@ extern struct list_head dmar_drhd_units;
#define for_each_drhd_unit(drhd) \
list_for_each_entry(drhd, &dmar_drhd_units, list)
+#define for_each_active_iommu(i, drhd) \
+ list_for_each_entry(drhd, &dmar_drhd_units, list) \
+ if (i=drhd->iommu, drhd->ignored) {} else
+
+#define for_each_iommu(i, drhd) \
+ list_for_each_entry(drhd, &dmar_drhd_units, list) \
+ if (i=drhd->iommu, 0) {} else
+
extern int dmar_table_init(void);
extern int dmar_dev_scope_init(void);
@@ -100,6 +109,8 @@ struct irte {
#ifdef CONFIG_INTR_REMAP
extern int intr_remapping_enabled;
extern int enable_intr_remapping(int);
+extern void disable_intr_remapping(void);
+extern int reenable_intr_remapping(int);
extern int get_irte(int irq, struct irte *entry);
extern int modify_irte(int irq, struct irte *irte_modified);
diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h
index 09d6c5bbddd..a2ec74bc481 100644
--- a/include/linux/fdtable.h
+++ b/include/linux/fdtable.h
@@ -5,12 +5,14 @@
#ifndef __LINUX_FDTABLE_H
#define __LINUX_FDTABLE_H
-#include <asm/atomic.h>
#include <linux/posix_types.h>
#include <linux/compiler.h>
#include <linux/spinlock.h>
#include <linux/rcupdate.h>
#include <linux/types.h>
+#include <linux/init.h>
+
+#include <asm/atomic.h>
/*
* The default fd array needs to be at least BITS_PER_LONG,
diff --git a/include/linux/fs.h b/include/linux/fs.h
index a09e17c8f5f..bce40a2207e 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -95,8 +95,12 @@ struct inodes_stat_t {
#define SWRITE 3 /* for ll_rw_block() - wait for buffer lock */
#define READ_SYNC (READ | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG))
#define READ_META (READ | (1 << BIO_RW_META))
-#define WRITE_SYNC (WRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG))
-#define SWRITE_SYNC (SWRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG))
+#define WRITE_SYNC_PLUG (WRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_NOIDLE))
+#define WRITE_SYNC (WRITE_SYNC_PLUG | (1 << BIO_RW_UNPLUG))
+#define WRITE_ODIRECT (WRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG))
+#define SWRITE_SYNC_PLUG \
+ (SWRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_NOIDLE))
+#define SWRITE_SYNC (SWRITE_SYNC_PLUG | (1 << BIO_RW_UNPLUG))
#define WRITE_BARRIER (WRITE | (1 << BIO_RW_BARRIER))
#define DISCARD_NOBARRIER (1 << BIO_RW_DISCARD)
#define DISCARD_BARRIER ((1 << BIO_RW_DISCARD) | (1 << BIO_RW_BARRIER))
@@ -2337,19 +2341,7 @@ ssize_t simple_transaction_read(struct file *file, char __user *buf,
size_t size, loff_t *pos);
int simple_transaction_release(struct inode *inode, struct file *file);
-static inline void simple_transaction_set(struct file *file, size_t n)
-{
- struct simple_transaction_argresp *ar = file->private_data;
-
- BUG_ON(n > SIMPLE_TRANSACTION_LIMIT);
-
- /*
- * The barrier ensures that ar->size will really remain zero until
- * ar->data is ready for reading.
- */
- smp_mb();
- ar->size = n;
-}
+void simple_transaction_set(struct file *file, size_t n);
/*
* simple attribute files
@@ -2396,27 +2388,6 @@ ssize_t simple_attr_read(struct file *file, char __user *buf,
ssize_t simple_attr_write(struct file *file, const char __user *buf,
size_t len, loff_t *ppos);
-
-#ifdef CONFIG_SECURITY
-static inline char *alloc_secdata(void)
-{
- return (char *)get_zeroed_page(GFP_KERNEL);
-}
-
-static inline void free_secdata(void *secdata)
-{
- free_page((unsigned long)secdata);
-}
-#else
-static inline char *alloc_secdata(void)
-{
- return (char *)1;
-}
-
-static inline void free_secdata(void *secdata)
-{ }
-#endif /* CONFIG_SECURITY */
-
struct ctl_table;
int proc_nr_files(struct ctl_table *table, int write, struct file *filp,
void __user *buffer, size_t *lenp, loff_t *ppos);
diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
index bd37078c2d7..0d2f7c8a33d 100644
--- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h
@@ -336,6 +336,11 @@ extern int hrtimer_start(struct hrtimer *timer, ktime_t tim,
const enum hrtimer_mode mode);
extern int hrtimer_start_range_ns(struct hrtimer *timer, ktime_t tim,
unsigned long range_ns, const enum hrtimer_mode mode);
+extern int
+__hrtimer_start_range_ns(struct hrtimer *timer, ktime_t tim,
+ unsigned long delta_ns,
+ const enum hrtimer_mode mode, int wakeup);
+
extern int hrtimer_cancel(struct hrtimer *timer);
extern int hrtimer_try_to_cancel(struct hrtimer *timer);
diff --git a/include/linux/i2c-algo-sgi.h b/include/linux/i2c-algo-sgi.h
deleted file mode 100644
index 3b7715024e6..00000000000
--- a/include/linux/i2c-algo-sgi.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License version 2 as published by the Free Software Foundation.
- *
- * Copyright (C) 2003 Ladislav Michl <ladis@linux-mips.org>
- */
-
-#ifndef I2C_ALGO_SGI_H
-#define I2C_ALGO_SGI_H 1
-
-#include <linux/i2c.h>
-
-struct i2c_algo_sgi_data {
- void *data; /* private data for lowlevel routines */
- unsigned (*getctrl)(void *data);
- void (*setctrl)(void *data, unsigned val);
- unsigned (*rdata)(void *data);
- void (*wdata)(void *data, unsigned val);
-
- int xfer_timeout;
- int ack_timeout;
-};
-
-int i2c_sgi_add_bus(struct i2c_adapter *);
-
-#endif /* I2C_ALGO_SGI_H */
diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h
index f27604af837..ee9fbc17240 100644
--- a/include/linux/i2c-id.h
+++ b/include/linux/i2c-id.h
@@ -33,47 +33,10 @@
#define I2C_DRIVERID_MSP3400 1
#define I2C_DRIVERID_TUNER 2
-#define I2C_DRIVERID_TEA6420 5 /* audio matrix switch */
-#define I2C_DRIVERID_TEA6415C 6 /* video matrix switch */
-#define I2C_DRIVERID_TDA9840 7 /* stereo sound processor */
-#define I2C_DRIVERID_SAA7111A 8 /* video input processor */
-#define I2C_DRIVERID_SAA7185B 13 /* video encoder */
-#define I2C_DRIVERID_SAA7110 22 /* video decoder */
-#define I2C_DRIVERID_SAA5249 24 /* SAA5249 and compatibles */
#define I2C_DRIVERID_TDA7432 27 /* Stereo sound processor */
#define I2C_DRIVERID_TVAUDIO 29 /* Generic TV sound driver */
-#define I2C_DRIVERID_TDA9875 32 /* TV sound decoder chip */
-#define I2C_DRIVERID_BT819 40 /* video decoder */
-#define I2C_DRIVERID_BT856 41 /* video encoder */
-#define I2C_DRIVERID_VPX3220 42 /* video decoder+vbi/vtxt */
-#define I2C_DRIVERID_ADV7175 48 /* ADV 7175/7176 video encoder */
-#define I2C_DRIVERID_SAA7114 49 /* video decoder */
-#define I2C_DRIVERID_ADV7170 54 /* video encoder */
-#define I2C_DRIVERID_SAA7191 57 /* video decoder */
-#define I2C_DRIVERID_INDYCAM 58 /* SGI IndyCam */
-#define I2C_DRIVERID_OVCAMCHIP 61 /* OmniVision CMOS image sens. */
-#define I2C_DRIVERID_SAA6752HS 67 /* MPEG2 encoder */
-#define I2C_DRIVERID_TVEEPROM 68 /* TV EEPROM */
-#define I2C_DRIVERID_WM8775 69 /* wm8775 audio processor */
-#define I2C_DRIVERID_CS53L32A 70 /* cs53l32a audio processor */
-#define I2C_DRIVERID_CX25840 71 /* cx2584x video encoder */
-#define I2C_DRIVERID_SAA7127 72 /* saa7127 video encoder */
#define I2C_DRIVERID_SAA711X 73 /* saa711x video encoders */
#define I2C_DRIVERID_INFRARED 75 /* I2C InfraRed on Video boards */
-#define I2C_DRIVERID_TVP5150 76 /* TVP5150 video decoder */
-#define I2C_DRIVERID_WM8739 77 /* wm8739 audio processor */
-#define I2C_DRIVERID_UPD64083 78 /* upd64083 video processor */
-#define I2C_DRIVERID_UPD64031A 79 /* upd64031a video processor */
-#define I2C_DRIVERID_SAA717X 80 /* saa717x video encoder */
-#define I2C_DRIVERID_BT866 85 /* Conexant bt866 video encoder */
-#define I2C_DRIVERID_KS0127 86 /* Samsung ks0127 video decoder */
-#define I2C_DRIVERID_TLV320AIC23B 87 /* TI TLV320AIC23B audio codec */
-#define I2C_DRIVERID_VP27SMPX 93 /* Panasonic VP27s tuner internal MPX */
-#define I2C_DRIVERID_M52790 95 /* Mitsubishi M52790SP/FP AV switch */
-#define I2C_DRIVERID_CS5345 96 /* cs5345 audio processor */
-#define I2C_DRIVERID_AU8522 97 /* Auvitek au8522 */
-
-#define I2C_DRIVERID_OV7670 1048 /* Omnivision 7670 camera */
/*
* ---- Adapter types ----------------------------------------------------
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index c86c3b07604..00ee11eb909 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -353,8 +353,8 @@ struct i2c_adapter {
void *algo_data;
/* --- administration stuff. */
- int (*client_register)(struct i2c_client *);
- int (*client_unregister)(struct i2c_client *);
+ int (*client_register)(struct i2c_client *) __deprecated;
+ int (*client_unregister)(struct i2c_client *) __deprecated;
/* data fields that are valid for all devices */
u8 level; /* nesting level for lockdep */
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 77214ead1a3..aa8c5317123 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -164,6 +164,7 @@ static inline void dmar_writeq(void __iomem *addr, u64 val)
#define DMA_GCMD_QIE (((u32)1) << 26)
#define DMA_GCMD_SIRTP (((u32)1) << 24)
#define DMA_GCMD_IRE (((u32) 1) << 25)
+#define DMA_GCMD_CFI (((u32) 1) << 23)
/* GSTS_REG */
#define DMA_GSTS_TES (((u32)1) << 31)
@@ -174,6 +175,7 @@ static inline void dmar_writeq(void __iomem *addr, u64 val)
#define DMA_GSTS_QIES (((u32)1) << 26)
#define DMA_GSTS_IRTPS (((u32)1) << 24)
#define DMA_GSTS_IRES (((u32)1) << 25)
+#define DMA_GSTS_CFIS (((u32)1) << 23)
/* CCMD_REG */
#define DMA_CCMD_ICC (((u64)1) << 63)
@@ -284,6 +286,14 @@ struct iommu_flush {
unsigned int size_order, u64 type, int non_present_entry_flush);
};
+enum {
+ SR_DMAR_FECTL_REG,
+ SR_DMAR_FEDATA_REG,
+ SR_DMAR_FEADDR_REG,
+ SR_DMAR_FEUADDR_REG,
+ MAX_SR_DMAR_REGS
+};
+
struct intel_iommu {
void __iomem *reg; /* Pointer to hardware regs, virtual addr */
u64 cap;
@@ -304,6 +314,8 @@ struct intel_iommu {
struct iommu_flush flush;
#endif
struct q_inval *qi; /* Queued invalidation info */
+ u32 *iommu_state; /* Store iommu states between suspend and resume.*/
+
#ifdef CONFIG_INTR_REMAP
struct ir_table *ir_table; /* Interrupt remapping info */
#endif
@@ -322,6 +334,7 @@ extern int alloc_iommu(struct dmar_drhd_unit *drhd);
extern void free_iommu(struct intel_iommu *iommu);
extern int dmar_enable_qi(struct intel_iommu *iommu);
extern void dmar_disable_qi(struct intel_iommu *iommu);
+extern int dmar_reenable_qi(struct intel_iommu *iommu);
extern void qi_global_iec(struct intel_iommu *iommu);
extern int qi_flush_context(struct intel_iommu *iommu, u16 did, u16 sid,
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index ce2c07d99fc..8a9613d0c67 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -299,6 +299,7 @@ extern void softirq_init(void);
#define __raise_softirq_irqoff(nr) do { or_softirq_pending(1UL << (nr)); } while (0)
extern void raise_softirq_irqoff(unsigned int nr);
extern void raise_softirq(unsigned int nr);
+extern void wakeup_softirqd(void);
/* This is the worklist that queues up per-cpu softirq work.
*
diff --git a/include/linux/key.h b/include/linux/key.h
index 21d32a142c0..e544f466d69 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -20,6 +20,7 @@
#include <linux/rbtree.h>
#include <linux/rcupdate.h>
#include <linux/sysctl.h>
+#include <linux/rwsem.h>
#include <asm/atomic.h>
#ifdef __KERNEL__
diff --git a/include/linux/leds-bd2802.h b/include/linux/leds-bd2802.h
new file mode 100644
index 00000000000..42f854a1a19
--- /dev/null
+++ b/include/linux/leds-bd2802.h
@@ -0,0 +1,26 @@
+/*
+ * leds-bd2802.h - RGB LED Driver
+ *
+ * Copyright (C) 2009 Samsung Electronics
+ * Kim Kyuwon <q1.kim@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Datasheet: http://www.rohm.com/products/databook/driver/pdf/bd2802gu-e.pdf
+ *
+ */
+#ifndef _LEDS_BD2802_H_
+#define _LEDS_BD2802_H_
+
+struct bd2802_led_platform_data{
+ int reset_gpio;
+ u8 rgb_time;
+};
+
+#define RGB_TIME(slopedown, slopeup, waveform) \
+ ((slopedown) << 6 | (slopeup) << 4 | (waveform))
+
+#endif /* _LEDS_BD2802_H_ */
+
diff --git a/include/linux/leds.h b/include/linux/leds.h
index 24489da701e..376fe07732e 100644
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -30,6 +30,7 @@ enum led_brightness {
struct led_classdev {
const char *name;
int brightness;
+ int max_brightness;
int flags;
/* Lower 16 bits reflect status */
@@ -140,7 +141,8 @@ struct gpio_led {
const char *name;
const char *default_trigger;
unsigned gpio;
- u8 active_low;
+ u8 active_low : 1;
+ u8 retain_state_suspended : 1;
};
struct gpio_led_platform_data {
diff --git a/include/linux/leds_pwm.h b/include/linux/leds_pwm.h
new file mode 100644
index 00000000000..33a07116748
--- /dev/null
+++ b/include/linux/leds_pwm.h
@@ -0,0 +1,21 @@
+/*
+ * PWM LED driver data - see drivers/leds/leds-pwm.c
+ */
+#ifndef __LINUX_LEDS_PWM_H
+#define __LINUX_LEDS_PWM_H
+
+struct led_pwm {
+ const char *name;
+ const char *default_trigger;
+ unsigned pwm_id;
+ u8 active_low;
+ unsigned max_brightness;
+ unsigned pwm_period_ns;
+};
+
+struct led_pwm_platform_data {
+ int num_leds;
+ struct led_pwm *leds;
+};
+
+#endif
diff --git a/include/linux/lockd/xdr.h b/include/linux/lockd/xdr.h
index 7dc5b6cb44c..d39ed1cc5fb 100644
--- a/include/linux/lockd/xdr.h
+++ b/include/linux/lockd/xdr.h
@@ -25,13 +25,13 @@ struct svc_rqst;
#define NLM_MAXCOOKIELEN 32
#define NLM_MAXSTRLEN 1024
-#define nlm_granted __constant_htonl(NLM_LCK_GRANTED)
-#define nlm_lck_denied __constant_htonl(NLM_LCK_DENIED)
-#define nlm_lck_denied_nolocks __constant_htonl(NLM_LCK_DENIED_NOLOCKS)
-#define nlm_lck_blocked __constant_htonl(NLM_LCK_BLOCKED)
-#define nlm_lck_denied_grace_period __constant_htonl(NLM_LCK_DENIED_GRACE_PERIOD)
+#define nlm_granted cpu_to_be32(NLM_LCK_GRANTED)
+#define nlm_lck_denied cpu_to_be32(NLM_LCK_DENIED)
+#define nlm_lck_denied_nolocks cpu_to_be32(NLM_LCK_DENIED_NOLOCKS)
+#define nlm_lck_blocked cpu_to_be32(NLM_LCK_BLOCKED)
+#define nlm_lck_denied_grace_period cpu_to_be32(NLM_LCK_DENIED_GRACE_PERIOD)
-#define nlm_drop_reply __constant_htonl(30000)
+#define nlm_drop_reply cpu_to_be32(30000)
/* Lock info passed via NLM */
struct nlm_lock {
diff --git a/include/linux/lockd/xdr4.h b/include/linux/lockd/xdr4.h
index 12bfe09de2b..7353821341e 100644
--- a/include/linux/lockd/xdr4.h
+++ b/include/linux/lockd/xdr4.h
@@ -15,11 +15,11 @@
#include <linux/lockd/xdr.h>
/* error codes new to NLMv4 */
-#define nlm4_deadlock __constant_htonl(NLM_DEADLCK)
-#define nlm4_rofs __constant_htonl(NLM_ROFS)
-#define nlm4_stale_fh __constant_htonl(NLM_STALE_FH)
-#define nlm4_fbig __constant_htonl(NLM_FBIG)
-#define nlm4_failed __constant_htonl(NLM_FAILED)
+#define nlm4_deadlock cpu_to_be32(NLM_DEADLCK)
+#define nlm4_rofs cpu_to_be32(NLM_ROFS)
+#define nlm4_stale_fh cpu_to_be32(NLM_STALE_FH)
+#define nlm4_fbig cpu_to_be32(NLM_FBIG)
+#define nlm4_failed cpu_to_be32(NLM_FAILED)
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 3aa5d77c2cd..5675b63a063 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/uio.h>
#include <linux/notifier.h>
+#include <linux/device.h>
#include <linux/mtd/compatmac.h>
#include <mtd/mtd-abi.h>
@@ -162,6 +163,20 @@ struct mtd_info {
/* We probably shouldn't allow XIP if the unpoint isn't a NULL */
void (*unpoint) (struct mtd_info *mtd, loff_t from, size_t len);
+ /* Allow NOMMU mmap() to directly map the device (if not NULL)
+ * - return the address to which the offset maps
+ * - return -ENOSYS to indicate refusal to do the mapping
+ */
+ unsigned long (*get_unmapped_area) (struct mtd_info *mtd,
+ unsigned long len,
+ unsigned long offset,
+ unsigned long flags);
+
+ /* Backing device capabilities for this device
+ * - provides mmap capabilities
+ */
+ struct backing_dev_info *backing_dev_info;
+
int (*read) (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf);
int (*write) (struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf);
@@ -223,6 +238,7 @@ struct mtd_info {
void *priv;
struct module *owner;
+ struct device dev;
int usecount;
/* If the driver is something smart, like UBI, it may need to maintain
@@ -233,6 +249,11 @@ struct mtd_info {
void (*put_device) (struct mtd_info *mtd);
};
+static inline struct mtd_info *dev_to_mtd(struct device *dev)
+{
+ return dev ? container_of(dev, struct mtd_info, dev) : NULL;
+}
+
static inline uint32_t mtd_div_by_eb(uint64_t sz, struct mtd_info *mtd)
{
if (mtd->erasesize_shift)
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index db5b63da2a7..7efb9be3466 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -43,8 +43,8 @@ extern void nand_wait_ready(struct mtd_info *mtd);
* is supported now. If you add a chip with bigger oobsize/page
* adjust this accordingly.
*/
-#define NAND_MAX_OOBSIZE 64
-#define NAND_MAX_PAGESIZE 2048
+#define NAND_MAX_OOBSIZE 128
+#define NAND_MAX_PAGESIZE 4096
/*
* Constants for hardware specific CLE/ALE/NCE function
diff --git a/include/linux/mtd/partitions.h b/include/linux/mtd/partitions.h
index a45dd831b3f..7535a74083b 100644
--- a/include/linux/mtd/partitions.h
+++ b/include/linux/mtd/partitions.h
@@ -76,4 +76,16 @@ int __devinit of_mtd_parse_partitions(struct device *dev,
struct device_node *node,
struct mtd_partition **pparts);
+#ifdef CONFIG_MTD_PARTITIONS
+static inline int mtd_has_partitions(void) { return 1; }
+#else
+static inline int mtd_has_partitions(void) { return 0; }
+#endif
+
+#ifdef CONFIG_MTD_CMDLINE_PARTS
+static inline int mtd_has_cmdlinepart(void) { return 1; }
+#else
+static inline int mtd_has_cmdlinepart(void) { return 0; }
+#endif
+
#endif
diff --git a/include/linux/nfs.h b/include/linux/nfs.h
index 54af92c1c70..214d499718f 100644
--- a/include/linux/nfs.h
+++ b/include/linux/nfs.h
@@ -109,7 +109,6 @@
NFSERR_FILE_OPEN = 10046, /* v4 */
NFSERR_ADMIN_REVOKED = 10047, /* v4 */
NFSERR_CB_PATH_DOWN = 10048, /* v4 */
- NFSERR_REPLAY_ME = 10049 /* v4 */
};
/* NFSv2 file types - beware, these are not the same in NFSv3 */
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index b912311a56b..e3f0cbcbd0d 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -21,6 +21,7 @@
#define NFS4_FHSIZE 128
#define NFS4_MAXPATHLEN PATH_MAX
#define NFS4_MAXNAMLEN NAME_MAX
+#define NFS4_MAX_SESSIONID_LEN 16
#define NFS4_ACCESS_READ 0x0001
#define NFS4_ACCESS_LOOKUP 0x0002
@@ -38,6 +39,7 @@
#define NFS4_OPEN_RESULT_CONFIRM 0x0002
#define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004
+#define NFS4_SHARE_ACCESS_MASK 0x000F
#define NFS4_SHARE_ACCESS_READ 0x0001
#define NFS4_SHARE_ACCESS_WRITE 0x0002
#define NFS4_SHARE_ACCESS_BOTH 0x0003
@@ -45,6 +47,19 @@
#define NFS4_SHARE_DENY_WRITE 0x0002
#define NFS4_SHARE_DENY_BOTH 0x0003
+/* nfs41 */
+#define NFS4_SHARE_WANT_MASK 0xFF00
+#define NFS4_SHARE_WANT_NO_PREFERENCE 0x0000
+#define NFS4_SHARE_WANT_READ_DELEG 0x0100
+#define NFS4_SHARE_WANT_WRITE_DELEG 0x0200
+#define NFS4_SHARE_WANT_ANY_DELEG 0x0300
+#define NFS4_SHARE_WANT_NO_DELEG 0x0400
+#define NFS4_SHARE_WANT_CANCEL 0x0500
+
+#define NFS4_SHARE_WHEN_MASK 0xF0000
+#define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL 0x10000
+#define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000
+
#define NFS4_SET_TO_SERVER_TIME 0
#define NFS4_SET_TO_CLIENT_TIME 1
@@ -88,6 +103,31 @@
#define NFS4_ACE_GENERIC_EXECUTE 0x001200A0
#define NFS4_ACE_MASK_ALL 0x001F01FF
+#define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001
+#define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002
+#define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000
+#define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000
+#define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000
+#define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000
+#define EXCHGID4_FLAG_CONFIRMED_R 0x80000000
+/*
+ * Since the validity of these bits depends on whether
+ * they're set in the argument or response, have separate
+ * invalid flag masks for arg (_A) and resp (_R).
+ */
+#define EXCHGID4_FLAG_MASK_A 0x40070003
+#define EXCHGID4_FLAG_MASK_R 0x80070003
+
+#define SEQ4_STATUS_CB_PATH_DOWN 0x00000001
+#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002
+#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED 0x00000004
+#define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED 0x00000008
+#define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED 0x00000010
+#define SEQ4_STATUS_ADMIN_STATE_REVOKED 0x00000020
+#define SEQ4_STATUS_RECALLABLE_STATE_REVOKED 0x00000040
+#define SEQ4_STATUS_LEASE_MOVED 0x00000080
+#define SEQ4_STATUS_RESTART_RECLAIM_NEEDED 0x00000100
+
#define NFS4_MAX_UINT64 (~(u64)0)
enum nfs4_acl_whotype {
@@ -154,6 +194,28 @@ enum nfs_opnum4 {
OP_VERIFY = 37,
OP_WRITE = 38,
OP_RELEASE_LOCKOWNER = 39,
+
+ /* nfs41 */
+ OP_BACKCHANNEL_CTL = 40,
+ OP_BIND_CONN_TO_SESSION = 41,
+ OP_EXCHANGE_ID = 42,
+ OP_CREATE_SESSION = 43,
+ OP_DESTROY_SESSION = 44,
+ OP_FREE_STATEID = 45,
+ OP_GET_DIR_DELEGATION = 46,
+ OP_GETDEVICEINFO = 47,
+ OP_GETDEVICELIST = 48,
+ OP_LAYOUTCOMMIT = 49,
+ OP_LAYOUTGET = 50,
+ OP_LAYOUTRETURN = 51,
+ OP_SECINFO_NO_NAME = 52,
+ OP_SEQUENCE = 53,
+ OP_SET_SSV = 54,
+ OP_TEST_STATEID = 55,
+ OP_WANT_DELEGATION = 56,
+ OP_DESTROY_CLIENTID = 57,
+ OP_RECLAIM_COMPLETE = 58,
+
OP_ILLEGAL = 10044,
};
@@ -230,7 +292,48 @@ enum nfsstat4 {
NFS4ERR_DEADLOCK = 10045,
NFS4ERR_FILE_OPEN = 10046,
NFS4ERR_ADMIN_REVOKED = 10047,
- NFS4ERR_CB_PATH_DOWN = 10048
+ NFS4ERR_CB_PATH_DOWN = 10048,
+
+ /* nfs41 */
+ NFS4ERR_BADIOMODE = 10049,
+ NFS4ERR_BADLAYOUT = 10050,
+ NFS4ERR_BAD_SESSION_DIGEST = 10051,
+ NFS4ERR_BADSESSION = 10052,
+ NFS4ERR_BADSLOT = 10053,
+ NFS4ERR_COMPLETE_ALREADY = 10054,
+ NFS4ERR_CONN_NOT_BOUND_TO_SESSION = 10055,
+ NFS4ERR_DELEG_ALREADY_WANTED = 10056,
+ NFS4ERR_BACK_CHAN_BUSY = 10057, /* backchan reqs outstanding */
+ NFS4ERR_LAYOUTTRYLATER = 10058,
+ NFS4ERR_LAYOUTUNAVAILABLE = 10059,
+ NFS4ERR_NOMATCHING_LAYOUT = 10060,
+ NFS4ERR_RECALLCONFLICT = 10061,
+ NFS4ERR_UNKNOWN_LAYOUTTYPE = 10062,
+ NFS4ERR_SEQ_MISORDERED = 10063, /* unexpected seq.id in req */
+ NFS4ERR_SEQUENCE_POS = 10064, /* [CB_]SEQ. op not 1st op */
+ NFS4ERR_REQ_TOO_BIG = 10065, /* request too big */
+ NFS4ERR_REP_TOO_BIG = 10066, /* reply too big */
+ NFS4ERR_REP_TOO_BIG_TO_CACHE = 10067, /* rep. not all cached */
+ NFS4ERR_RETRY_UNCACHED_REP = 10068, /* retry & rep. uncached */
+ NFS4ERR_UNSAFE_COMPOUND = 10069, /* retry/recovery too hard */
+ NFS4ERR_TOO_MANY_OPS = 10070, /* too many ops in [CB_]COMP */
+ NFS4ERR_OP_NOT_IN_SESSION = 10071, /* op needs [CB_]SEQ. op */
+ NFS4ERR_HASH_ALG_UNSUPP = 10072, /* hash alg. not supp. */
+ /* Error 10073 is unused. */
+ NFS4ERR_CLIENTID_BUSY = 10074, /* clientid has state */
+ NFS4ERR_PNFS_IO_HOLE = 10075, /* IO to _SPARSE file hole */
+ NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not origional */
+ NFS4ERR_BAD_HIGH_SLOT = 10077, /* sequence arg bad */
+ NFS4ERR_DEADSESSION = 10078, /* persistent session dead */
+ NFS4ERR_ENCR_ALG_UNSUPP = 10079, /* SSV alg mismatch */
+ NFS4ERR_PNFS_NO_LAYOUT = 10080, /* direct I/O with no layout */
+ NFS4ERR_NOT_ONLY_OP = 10081, /* bad compound */
+ NFS4ERR_WRONG_CRED = 10082, /* permissions:state change */
+ NFS4ERR_WRONG_TYPE = 10083, /* current operation mismatch */
+ NFS4ERR_DIRDELEG_UNAVAIL = 10084, /* no directory delegation */
+ NFS4ERR_REJECT_DELEG = 10085, /* on callback */
+ NFS4ERR_RETURNCONFLICT = 10086, /* outstanding layoutreturn */
+ NFS4ERR_DELEG_REVOKED = 10087, /* deleg./layout revoked */
};
/*
@@ -265,7 +368,13 @@ enum opentype4 {
enum createmode4 {
NFS4_CREATE_UNCHECKED = 0,
NFS4_CREATE_GUARDED = 1,
- NFS4_CREATE_EXCLUSIVE = 2
+ NFS4_CREATE_EXCLUSIVE = 2,
+ /*
+ * New to NFSv4.1. If session is persistent,
+ * GUARDED4 MUST be used. Otherwise, use
+ * EXCLUSIVE4_1 instead of EXCLUSIVE4.
+ */
+ NFS4_CREATE_EXCLUSIVE4_1 = 3
};
enum limit_by4 {
@@ -301,6 +410,8 @@ enum lock_type4 {
#define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9)
#define FATTR4_WORD0_LEASE_TIME (1UL << 10)
#define FATTR4_WORD0_RDATTR_ERROR (1UL << 11)
+/* Mandatory in NFSv4.1 */
+#define FATTR4_WORD2_SUPPATTR_EXCLCREAT (1UL << 11)
/* Recommended Attributes */
#define FATTR4_WORD0_ACL (1UL << 12)
@@ -391,6 +502,29 @@ enum {
NFSPROC4_CLNT_GETACL,
NFSPROC4_CLNT_SETACL,
NFSPROC4_CLNT_FS_LOCATIONS,
+
+ /* nfs41 */
+ NFSPROC4_CLNT_EXCHANGE_ID,
+ NFSPROC4_CLNT_CREATE_SESSION,
+ NFSPROC4_CLNT_DESTROY_SESSION,
+ NFSPROC4_CLNT_SEQUENCE,
+ NFSPROC4_CLNT_GET_LEASE_TIME,
+};
+
+/* nfs41 types */
+struct nfs4_sessionid {
+ unsigned char data[NFS4_MAX_SESSIONID_LEN];
+};
+
+/* Create Session Flags */
+#define SESSION4_PERSIST 0x001
+#define SESSION4_BACK_CHAN 0x002
+#define SESSION4_RDMA 0x004
+
+enum state_protect_how4 {
+ SP4_NONE = 0,
+ SP4_MACH_CRED = 1,
+ SP4_SSV = 2
};
#endif
diff --git a/include/linux/nfsd/cache.h b/include/linux/nfsd/cache.h
index 04b355c801d..5bccaab8105 100644
--- a/include/linux/nfsd/cache.h
+++ b/include/linux/nfsd/cache.h
@@ -76,4 +76,12 @@ void nfsd_reply_cache_shutdown(void);
int nfsd_cache_lookup(struct svc_rqst *, int);
void nfsd_cache_update(struct svc_rqst *, int, __be32 *);
+#ifdef CONFIG_NFSD_V4
+void nfsd4_set_statp(struct svc_rqst *rqstp, __be32 *statp);
+#else /* CONFIG_NFSD_V4 */
+static inline void nfsd4_set_statp(struct svc_rqst *rqstp, __be32 *statp)
+{
+}
+#endif /* CONFIG_NFSD_V4 */
+
#endif /* NFSCACHE_H */
diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h
index e19f45991b2..2b49d676d0c 100644
--- a/include/linux/nfsd/nfsd.h
+++ b/include/linux/nfsd/nfsd.h
@@ -23,7 +23,7 @@
/*
* nfsd version
*/
-#define NFSD_SUPPORTED_MINOR_VERSION 0
+#define NFSD_SUPPORTED_MINOR_VERSION 1
/*
* Flags for nfsd_permission
@@ -53,6 +53,7 @@ typedef int (*nfsd_dirop_t)(struct inode *, struct dentry *, int, int);
extern struct svc_program nfsd_program;
extern struct svc_version nfsd_version2, nfsd_version3,
nfsd_version4;
+extern u32 nfsd_supported_minorversion;
extern struct mutex nfsd_mutex;
extern struct svc_serv *nfsd_serv;
@@ -105,7 +106,7 @@ void nfsd_close(struct file *);
__be32 nfsd_read(struct svc_rqst *, struct svc_fh *, struct file *,
loff_t, struct kvec *, int, unsigned long *);
__be32 nfsd_write(struct svc_rqst *, struct svc_fh *,struct file *,
- loff_t, struct kvec *,int, unsigned long, int *);
+ loff_t, struct kvec *,int, unsigned long *, int *);
__be32 nfsd_readlink(struct svc_rqst *, struct svc_fh *,
char *, int *);
__be32 nfsd_symlink(struct svc_rqst *, struct svc_fh *,
@@ -149,6 +150,7 @@ int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *);
enum vers_op {NFSD_SET, NFSD_CLEAR, NFSD_TEST, NFSD_AVAIL };
int nfsd_vers(int vers, enum vers_op change);
+int nfsd_minorversion(u32 minorversion, enum vers_op change);
void nfsd_reset_versions(void);
int nfsd_create_serv(void);
@@ -186,78 +188,119 @@ void nfsd_lockd_shutdown(void);
/*
* These macros provide pre-xdr'ed values for faster operation.
*/
-#define nfs_ok __constant_htonl(NFS_OK)
-#define nfserr_perm __constant_htonl(NFSERR_PERM)
-#define nfserr_noent __constant_htonl(NFSERR_NOENT)
-#define nfserr_io __constant_htonl(NFSERR_IO)
-#define nfserr_nxio __constant_htonl(NFSERR_NXIO)
-#define nfserr_eagain __constant_htonl(NFSERR_EAGAIN)
-#define nfserr_acces __constant_htonl(NFSERR_ACCES)
-#define nfserr_exist __constant_htonl(NFSERR_EXIST)
-#define nfserr_xdev __constant_htonl(NFSERR_XDEV)
-#define nfserr_nodev __constant_htonl(NFSERR_NODEV)
-#define nfserr_notdir __constant_htonl(NFSERR_NOTDIR)
-#define nfserr_isdir __constant_htonl(NFSERR_ISDIR)
-#define nfserr_inval __constant_htonl(NFSERR_INVAL)
-#define nfserr_fbig __constant_htonl(NFSERR_FBIG)
-#define nfserr_nospc __constant_htonl(NFSERR_NOSPC)
-#define nfserr_rofs __constant_htonl(NFSERR_ROFS)
-#define nfserr_mlink __constant_htonl(NFSERR_MLINK)
-#define nfserr_opnotsupp __constant_htonl(NFSERR_OPNOTSUPP)
-#define nfserr_nametoolong __constant_htonl(NFSERR_NAMETOOLONG)
-#define nfserr_notempty __constant_htonl(NFSERR_NOTEMPTY)
-#define nfserr_dquot __constant_htonl(NFSERR_DQUOT)
-#define nfserr_stale __constant_htonl(NFSERR_STALE)
-#define nfserr_remote __constant_htonl(NFSERR_REMOTE)
-#define nfserr_wflush __constant_htonl(NFSERR_WFLUSH)
-#define nfserr_badhandle __constant_htonl(NFSERR_BADHANDLE)
-#define nfserr_notsync __constant_htonl(NFSERR_NOT_SYNC)
-#define nfserr_badcookie __constant_htonl(NFSERR_BAD_COOKIE)
-#define nfserr_notsupp __constant_htonl(NFSERR_NOTSUPP)
-#define nfserr_toosmall __constant_htonl(NFSERR_TOOSMALL)
-#define nfserr_serverfault __constant_htonl(NFSERR_SERVERFAULT)
-#define nfserr_badtype __constant_htonl(NFSERR_BADTYPE)
-#define nfserr_jukebox __constant_htonl(NFSERR_JUKEBOX)
-#define nfserr_denied __constant_htonl(NFSERR_DENIED)
-#define nfserr_deadlock __constant_htonl(NFSERR_DEADLOCK)
-#define nfserr_expired __constant_htonl(NFSERR_EXPIRED)
-#define nfserr_bad_cookie __constant_htonl(NFSERR_BAD_COOKIE)
-#define nfserr_same __constant_htonl(NFSERR_SAME)
-#define nfserr_clid_inuse __constant_htonl(NFSERR_CLID_INUSE)
-#define nfserr_stale_clientid __constant_htonl(NFSERR_STALE_CLIENTID)
-#define nfserr_resource __constant_htonl(NFSERR_RESOURCE)
-#define nfserr_moved __constant_htonl(NFSERR_MOVED)
-#define nfserr_nofilehandle __constant_htonl(NFSERR_NOFILEHANDLE)
-#define nfserr_minor_vers_mismatch __constant_htonl(NFSERR_MINOR_VERS_MISMATCH)
-#define nfserr_share_denied __constant_htonl(NFSERR_SHARE_DENIED)
-#define nfserr_stale_stateid __constant_htonl(NFSERR_STALE_STATEID)
-#define nfserr_old_stateid __constant_htonl(NFSERR_OLD_STATEID)
-#define nfserr_bad_stateid __constant_htonl(NFSERR_BAD_STATEID)
-#define nfserr_bad_seqid __constant_htonl(NFSERR_BAD_SEQID)
-#define nfserr_symlink __constant_htonl(NFSERR_SYMLINK)
-#define nfserr_not_same __constant_htonl(NFSERR_NOT_SAME)
-#define nfserr_restorefh __constant_htonl(NFSERR_RESTOREFH)
-#define nfserr_attrnotsupp __constant_htonl(NFSERR_ATTRNOTSUPP)
-#define nfserr_bad_xdr __constant_htonl(NFSERR_BAD_XDR)
-#define nfserr_openmode __constant_htonl(NFSERR_OPENMODE)
-#define nfserr_locks_held __constant_htonl(NFSERR_LOCKS_HELD)
-#define nfserr_op_illegal __constant_htonl(NFSERR_OP_ILLEGAL)
-#define nfserr_grace __constant_htonl(NFSERR_GRACE)
-#define nfserr_no_grace __constant_htonl(NFSERR_NO_GRACE)
-#define nfserr_reclaim_bad __constant_htonl(NFSERR_RECLAIM_BAD)
-#define nfserr_badname __constant_htonl(NFSERR_BADNAME)
-#define nfserr_cb_path_down __constant_htonl(NFSERR_CB_PATH_DOWN)
-#define nfserr_locked __constant_htonl(NFSERR_LOCKED)
-#define nfserr_wrongsec __constant_htonl(NFSERR_WRONGSEC)
-#define nfserr_replay_me __constant_htonl(NFSERR_REPLAY_ME)
+#define nfs_ok cpu_to_be32(NFS_OK)
+#define nfserr_perm cpu_to_be32(NFSERR_PERM)
+#define nfserr_noent cpu_to_be32(NFSERR_NOENT)
+#define nfserr_io cpu_to_be32(NFSERR_IO)
+#define nfserr_nxio cpu_to_be32(NFSERR_NXIO)
+#define nfserr_eagain cpu_to_be32(NFSERR_EAGAIN)
+#define nfserr_acces cpu_to_be32(NFSERR_ACCES)
+#define nfserr_exist cpu_to_be32(NFSERR_EXIST)
+#define nfserr_xdev cpu_to_be32(NFSERR_XDEV)
+#define nfserr_nodev cpu_to_be32(NFSERR_NODEV)
+#define nfserr_notdir cpu_to_be32(NFSERR_NOTDIR)
+#define nfserr_isdir cpu_to_be32(NFSERR_ISDIR)
+#define nfserr_inval cpu_to_be32(NFSERR_INVAL)
+#define nfserr_fbig cpu_to_be32(NFSERR_FBIG)
+#define nfserr_nospc cpu_to_be32(NFSERR_NOSPC)
+#define nfserr_rofs cpu_to_be32(NFSERR_ROFS)
+#define nfserr_mlink cpu_to_be32(NFSERR_MLINK)
+#define nfserr_opnotsupp cpu_to_be32(NFSERR_OPNOTSUPP)
+#define nfserr_nametoolong cpu_to_be32(NFSERR_NAMETOOLONG)
+#define nfserr_notempty cpu_to_be32(NFSERR_NOTEMPTY)
+#define nfserr_dquot cpu_to_be32(NFSERR_DQUOT)
+#define nfserr_stale cpu_to_be32(NFSERR_STALE)
+#define nfserr_remote cpu_to_be32(NFSERR_REMOTE)
+#define nfserr_wflush cpu_to_be32(NFSERR_WFLUSH)
+#define nfserr_badhandle cpu_to_be32(NFSERR_BADHANDLE)
+#define nfserr_notsync cpu_to_be32(NFSERR_NOT_SYNC)
+#define nfserr_badcookie cpu_to_be32(NFSERR_BAD_COOKIE)
+#define nfserr_notsupp cpu_to_be32(NFSERR_NOTSUPP)
+#define nfserr_toosmall cpu_to_be32(NFSERR_TOOSMALL)
+#define nfserr_serverfault cpu_to_be32(NFSERR_SERVERFAULT)
+#define nfserr_badtype cpu_to_be32(NFSERR_BADTYPE)
+#define nfserr_jukebox cpu_to_be32(NFSERR_JUKEBOX)
+#define nfserr_denied cpu_to_be32(NFSERR_DENIED)
+#define nfserr_deadlock cpu_to_be32(NFSERR_DEADLOCK)
+#define nfserr_expired cpu_to_be32(NFSERR_EXPIRED)
+#define nfserr_bad_cookie cpu_to_be32(NFSERR_BAD_COOKIE)
+#define nfserr_same cpu_to_be32(NFSERR_SAME)
+#define nfserr_clid_inuse cpu_to_be32(NFSERR_CLID_INUSE)
+#define nfserr_stale_clientid cpu_to_be32(NFSERR_STALE_CLIENTID)
+#define nfserr_resource cpu_to_be32(NFSERR_RESOURCE)
+#define nfserr_moved cpu_to_be32(NFSERR_MOVED)
+#define nfserr_nofilehandle cpu_to_be32(NFSERR_NOFILEHANDLE)
+#define nfserr_minor_vers_mismatch cpu_to_be32(NFSERR_MINOR_VERS_MISMATCH)
+#define nfserr_share_denied cpu_to_be32(NFSERR_SHARE_DENIED)
+#define nfserr_stale_stateid cpu_to_be32(NFSERR_STALE_STATEID)
+#define nfserr_old_stateid cpu_to_be32(NFSERR_OLD_STATEID)
+#define nfserr_bad_stateid cpu_to_be32(NFSERR_BAD_STATEID)
+#define nfserr_bad_seqid cpu_to_be32(NFSERR_BAD_SEQID)
+#define nfserr_symlink cpu_to_be32(NFSERR_SYMLINK)
+#define nfserr_not_same cpu_to_be32(NFSERR_NOT_SAME)
+#define nfserr_restorefh cpu_to_be32(NFSERR_RESTOREFH)
+#define nfserr_attrnotsupp cpu_to_be32(NFSERR_ATTRNOTSUPP)
+#define nfserr_bad_xdr cpu_to_be32(NFSERR_BAD_XDR)
+#define nfserr_openmode cpu_to_be32(NFSERR_OPENMODE)
+#define nfserr_locks_held cpu_to_be32(NFSERR_LOCKS_HELD)
+#define nfserr_op_illegal cpu_to_be32(NFSERR_OP_ILLEGAL)
+#define nfserr_grace cpu_to_be32(NFSERR_GRACE)
+#define nfserr_no_grace cpu_to_be32(NFSERR_NO_GRACE)
+#define nfserr_reclaim_bad cpu_to_be32(NFSERR_RECLAIM_BAD)
+#define nfserr_badname cpu_to_be32(NFSERR_BADNAME)
+#define nfserr_cb_path_down cpu_to_be32(NFSERR_CB_PATH_DOWN)
+#define nfserr_locked cpu_to_be32(NFSERR_LOCKED)
+#define nfserr_wrongsec cpu_to_be32(NFSERR_WRONGSEC)
+#define nfserr_badiomode cpu_to_be32(NFS4ERR_BADIOMODE)
+#define nfserr_badlayout cpu_to_be32(NFS4ERR_BADLAYOUT)
+#define nfserr_bad_session_digest cpu_to_be32(NFS4ERR_BAD_SESSION_DIGEST)
+#define nfserr_badsession cpu_to_be32(NFS4ERR_BADSESSION)
+#define nfserr_badslot cpu_to_be32(NFS4ERR_BADSLOT)
+#define nfserr_complete_already cpu_to_be32(NFS4ERR_COMPLETE_ALREADY)
+#define nfserr_conn_not_bound_to_session cpu_to_be32(NFS4ERR_CONN_NOT_BOUND_TO_SESSION)
+#define nfserr_deleg_already_wanted cpu_to_be32(NFS4ERR_DELEG_ALREADY_WANTED)
+#define nfserr_back_chan_busy cpu_to_be32(NFS4ERR_BACK_CHAN_BUSY)
+#define nfserr_layouttrylater cpu_to_be32(NFS4ERR_LAYOUTTRYLATER)
+#define nfserr_layoutunavailable cpu_to_be32(NFS4ERR_LAYOUTUNAVAILABLE)
+#define nfserr_nomatching_layout cpu_to_be32(NFS4ERR_NOMATCHING_LAYOUT)
+#define nfserr_recallconflict cpu_to_be32(NFS4ERR_RECALLCONFLICT)
+#define nfserr_unknown_layouttype cpu_to_be32(NFS4ERR_UNKNOWN_LAYOUTTYPE)
+#define nfserr_seq_misordered cpu_to_be32(NFS4ERR_SEQ_MISORDERED)
+#define nfserr_sequence_pos cpu_to_be32(NFS4ERR_SEQUENCE_POS)
+#define nfserr_req_too_big cpu_to_be32(NFS4ERR_REQ_TOO_BIG)
+#define nfserr_rep_too_big cpu_to_be32(NFS4ERR_REP_TOO_BIG)
+#define nfserr_rep_too_big_to_cache cpu_to_be32(NFS4ERR_REP_TOO_BIG_TO_CACHE)
+#define nfserr_retry_uncached_rep cpu_to_be32(NFS4ERR_RETRY_UNCACHED_REP)
+#define nfserr_unsafe_compound cpu_to_be32(NFS4ERR_UNSAFE_COMPOUND)
+#define nfserr_too_many_ops cpu_to_be32(NFS4ERR_TOO_MANY_OPS)
+#define nfserr_op_not_in_session cpu_to_be32(NFS4ERR_OP_NOT_IN_SESSION)
+#define nfserr_hash_alg_unsupp cpu_to_be32(NFS4ERR_HASH_ALG_UNSUPP)
+#define nfserr_clientid_busy cpu_to_be32(NFS4ERR_CLIENTID_BUSY)
+#define nfserr_pnfs_io_hole cpu_to_be32(NFS4ERR_PNFS_IO_HOLE)
+#define nfserr_seq_false_retry cpu_to_be32(NFS4ERR_SEQ_FALSE_RETRY)
+#define nfserr_bad_high_slot cpu_to_be32(NFS4ERR_BAD_HIGH_SLOT)
+#define nfserr_deadsession cpu_to_be32(NFS4ERR_DEADSESSION)
+#define nfserr_encr_alg_unsupp cpu_to_be32(NFS4ERR_ENCR_ALG_UNSUPP)
+#define nfserr_pnfs_no_layout cpu_to_be32(NFS4ERR_PNFS_NO_LAYOUT)
+#define nfserr_not_only_op cpu_to_be32(NFS4ERR_NOT_ONLY_OP)
+#define nfserr_wrong_cred cpu_to_be32(NFS4ERR_WRONG_CRED)
+#define nfserr_wrong_type cpu_to_be32(NFS4ERR_WRONG_TYPE)
+#define nfserr_dirdeleg_unavail cpu_to_be32(NFS4ERR_DIRDELEG_UNAVAIL)
+#define nfserr_reject_deleg cpu_to_be32(NFS4ERR_REJECT_DELEG)
+#define nfserr_returnconflict cpu_to_be32(NFS4ERR_RETURNCONFLICT)
+#define nfserr_deleg_revoked cpu_to_be32(NFS4ERR_DELEG_REVOKED)
/* error codes for internal use */
/* if a request fails due to kmalloc failure, it gets dropped.
* Client should resend eventually
*/
-#define nfserr_dropit __constant_htonl(30000)
+#define nfserr_dropit cpu_to_be32(30000)
/* end-of-file indicator in readdir */
-#define nfserr_eof __constant_htonl(30001)
+#define nfserr_eof cpu_to_be32(30001)
+/* replay detected */
+#define nfserr_replay_me cpu_to_be32(11001)
+/* nfs41 replay detected */
+#define nfserr_replay_cache cpu_to_be32(11002)
/* Check for dir entries '.' and '..' */
#define isdotent(n, l) (l < 3 && n[0] == '.' && (l == 1 || n[1] == '.'))
@@ -300,7 +343,7 @@ extern struct timeval nfssvc_boot;
* TIME_BACKUP (unlikely to be supported any time soon)
* TIME_CREATE (unlikely to be supported any time soon)
*/
-#define NFSD_SUPPORTED_ATTRS_WORD0 \
+#define NFSD4_SUPPORTED_ATTRS_WORD0 \
(FATTR4_WORD0_SUPPORTED_ATTRS | FATTR4_WORD0_TYPE | FATTR4_WORD0_FH_EXPIRE_TYPE \
| FATTR4_WORD0_CHANGE | FATTR4_WORD0_SIZE | FATTR4_WORD0_LINK_SUPPORT \
| FATTR4_WORD0_SYMLINK_SUPPORT | FATTR4_WORD0_NAMED_ATTR | FATTR4_WORD0_FSID \
@@ -312,7 +355,7 @@ extern struct timeval nfssvc_boot;
| FATTR4_WORD0_MAXFILESIZE | FATTR4_WORD0_MAXLINK | FATTR4_WORD0_MAXNAME \
| FATTR4_WORD0_MAXREAD | FATTR4_WORD0_MAXWRITE | FATTR4_WORD0_ACL)
-#define NFSD_SUPPORTED_ATTRS_WORD1 \
+#define NFSD4_SUPPORTED_ATTRS_WORD1 \
(FATTR4_WORD1_MODE | FATTR4_WORD1_NO_TRUNC | FATTR4_WORD1_NUMLINKS \
| FATTR4_WORD1_OWNER | FATTR4_WORD1_OWNER_GROUP | FATTR4_WORD1_RAWDEV \
| FATTR4_WORD1_SPACE_AVAIL | FATTR4_WORD1_SPACE_FREE | FATTR4_WORD1_SPACE_TOTAL \
@@ -320,6 +363,35 @@ extern struct timeval nfssvc_boot;
| FATTR4_WORD1_TIME_DELTA | FATTR4_WORD1_TIME_METADATA \
| FATTR4_WORD1_TIME_MODIFY | FATTR4_WORD1_TIME_MODIFY_SET | FATTR4_WORD1_MOUNTED_ON_FILEID)
+#define NFSD4_SUPPORTED_ATTRS_WORD2 0
+
+#define NFSD4_1_SUPPORTED_ATTRS_WORD0 \
+ NFSD4_SUPPORTED_ATTRS_WORD0
+
+#define NFSD4_1_SUPPORTED_ATTRS_WORD1 \
+ NFSD4_SUPPORTED_ATTRS_WORD1
+
+#define NFSD4_1_SUPPORTED_ATTRS_WORD2 \
+ (NFSD4_SUPPORTED_ATTRS_WORD2 | FATTR4_WORD2_SUPPATTR_EXCLCREAT)
+
+static inline u32 nfsd_suppattrs0(u32 minorversion)
+{
+ return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD0
+ : NFSD4_SUPPORTED_ATTRS_WORD0;
+}
+
+static inline u32 nfsd_suppattrs1(u32 minorversion)
+{
+ return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD1
+ : NFSD4_SUPPORTED_ATTRS_WORD1;
+}
+
+static inline u32 nfsd_suppattrs2(u32 minorversion)
+{
+ return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD2
+ : NFSD4_SUPPORTED_ATTRS_WORD2;
+}
+
/* These will return ERR_INVAL if specified in GETATTR or READDIR. */
#define NFSD_WRITEONLY_ATTRS_WORD1 \
(FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET)
@@ -330,6 +402,19 @@ extern struct timeval nfssvc_boot;
#define NFSD_WRITEABLE_ATTRS_WORD1 \
(FATTR4_WORD1_MODE | FATTR4_WORD1_OWNER | FATTR4_WORD1_OWNER_GROUP \
| FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET)
+#define NFSD_WRITEABLE_ATTRS_WORD2 0
+
+#define NFSD_SUPPATTR_EXCLCREAT_WORD0 \
+ NFSD_WRITEABLE_ATTRS_WORD0
+/*
+ * we currently store the exclusive create verifier in the v_{a,m}time
+ * attributes so the client can't set these at create time using EXCLUSIVE4_1
+ */
+#define NFSD_SUPPATTR_EXCLCREAT_WORD1 \
+ (NFSD_WRITEABLE_ATTRS_WORD1 & \
+ ~(FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET))
+#define NFSD_SUPPATTR_EXCLCREAT_WORD2 \
+ NFSD_WRITEABLE_ATTRS_WORD2
#endif /* CONFIG_NFSD_V4 */
diff --git a/include/linux/nfsd/nfsfh.h b/include/linux/nfsd/nfsfh.h
index fa317f6c154..afa19016c4a 100644
--- a/include/linux/nfsd/nfsfh.h
+++ b/include/linux/nfsd/nfsfh.h
@@ -269,6 +269,13 @@ fh_copy(struct svc_fh *dst, struct svc_fh *src)
return dst;
}
+static inline void
+fh_copy_shallow(struct knfsd_fh *dst, struct knfsd_fh *src)
+{
+ dst->fh_size = src->fh_size;
+ memcpy(&dst->fh_base, &src->fh_base, src->fh_size);
+}
+
static __inline__ struct svc_fh *
fh_init(struct svc_fh *fhp, int maxsize)
{
diff --git a/include/linux/nfsd/state.h b/include/linux/nfsd/state.h
index 128298c0362..4d61c873fee 100644
--- a/include/linux/nfsd/state.h
+++ b/include/linux/nfsd/state.h
@@ -66,8 +66,7 @@ struct nfs4_cb_recall {
u32 cbr_ident;
int cbr_trunc;
stateid_t cbr_stateid;
- u32 cbr_fhlen;
- char cbr_fhval[NFS4_FHSIZE];
+ struct knfsd_fh cbr_fh;
struct nfs4_delegation *cbr_dp;
};
@@ -86,8 +85,7 @@ struct nfs4_delegation {
};
#define dl_stateid dl_recall.cbr_stateid
-#define dl_fhlen dl_recall.cbr_fhlen
-#define dl_fhval dl_recall.cbr_fhval
+#define dl_fh dl_recall.cbr_fh
/* client delegation callback info */
struct nfs4_callback {
@@ -101,6 +99,64 @@ struct nfs4_callback {
struct rpc_clnt * cb_client;
};
+/* Maximum number of slots per session. 128 is useful for long haul TCP */
+#define NFSD_MAX_SLOTS_PER_SESSION 128
+/* Maximum number of pages per slot cache entry */
+#define NFSD_PAGES_PER_SLOT 1
+/* Maximum number of operations per session compound */
+#define NFSD_MAX_OPS_PER_COMPOUND 16
+
+struct nfsd4_cache_entry {
+ __be32 ce_status;
+ struct kvec ce_datav; /* encoded NFSv4.1 data in rq_res.head[0] */
+ struct page *ce_respages[NFSD_PAGES_PER_SLOT + 1];
+ int ce_cachethis;
+ short ce_resused;
+ int ce_opcnt;
+ int ce_rpchdrlen;
+};
+
+struct nfsd4_slot {
+ bool sl_inuse;
+ u32 sl_seqid;
+ struct nfsd4_cache_entry sl_cache_entry;
+};
+
+struct nfsd4_session {
+ struct kref se_ref;
+ struct list_head se_hash; /* hash by sessionid */
+ struct list_head se_perclnt;
+ u32 se_flags;
+ struct nfs4_client *se_client; /* for expire_client */
+ struct nfs4_sessionid se_sessionid;
+ u32 se_fmaxreq_sz;
+ u32 se_fmaxresp_sz;
+ u32 se_fmaxresp_cached;
+ u32 se_fmaxops;
+ u32 se_fnumslots;
+ struct nfsd4_slot se_slots[]; /* forward channel slots */
+};
+
+static inline void
+nfsd4_put_session(struct nfsd4_session *ses)
+{
+ extern void free_session(struct kref *kref);
+ kref_put(&ses->se_ref, free_session);
+}
+
+static inline void
+nfsd4_get_session(struct nfsd4_session *ses)
+{
+ kref_get(&ses->se_ref);
+}
+
+/* formatted contents of nfs4_sessionid */
+struct nfsd4_sessionid {
+ clientid_t clientid;
+ u32 sequence;
+ u32 reserved;
+};
+
#define HEXDIR_LEN 33 /* hex version of 16 byte md5 of cl_name plus '\0' */
/*
@@ -132,6 +188,12 @@ struct nfs4_client {
struct nfs4_callback cl_callback; /* callback info */
atomic_t cl_count; /* ref count */
u32 cl_firststate; /* recovery dir creation */
+
+ /* for nfs41 */
+ struct list_head cl_sessions;
+ struct nfsd4_slot cl_slot; /* create_session slot */
+ u32 cl_exchange_flags;
+ struct nfs4_sessionid cl_sessionid;
};
/* struct nfs4_client_reset
@@ -168,8 +230,7 @@ struct nfs4_replay {
unsigned int rp_buflen;
char *rp_buf;
unsigned intrp_allocated;
- int rp_openfh_len;
- char rp_openfh[NFS4_FHSIZE];
+ struct knfsd_fh rp_openfh;
char rp_ibuf[NFSD4_REPLAY_ISIZE];
};
@@ -217,7 +278,7 @@ struct nfs4_stateowner {
* share_acces, share_deny on the file.
*/
struct nfs4_file {
- struct kref fi_ref;
+ atomic_t fi_ref;
struct list_head fi_hash; /* hash by "struct inode *" */
struct list_head fi_stateids;
struct list_head fi_delegations;
@@ -259,14 +320,13 @@ struct nfs4_stateid {
};
/* flags for preprocess_seqid_op() */
-#define CHECK_FH 0x00000001
+#define HAS_SESSION 0x00000001
#define CONFIRM 0x00000002
#define OPEN_STATE 0x00000004
#define LOCK_STATE 0x00000008
#define RD_STATE 0x00000010
#define WR_STATE 0x00000020
#define CLOSE_STATE 0x00000040
-#define DELEG_RET 0x00000080
#define seqid_mutating_err(err) \
(((err) != nfserr_stale_clientid) && \
@@ -274,7 +334,9 @@ struct nfs4_stateid {
((err) != nfserr_stale_stateid) && \
((err) != nfserr_bad_stateid))
-extern __be32 nfs4_preprocess_stateid_op(struct svc_fh *current_fh,
+struct nfsd4_compound_state;
+
+extern __be32 nfs4_preprocess_stateid_op(struct nfsd4_compound_state *cstate,
stateid_t *stateid, int flags, struct file **filp);
extern void nfs4_lock_state(void);
extern void nfs4_unlock_state(void);
@@ -290,7 +352,7 @@ extern void nfsd4_init_recdir(char *recdir_name);
extern int nfsd4_recdir_load(void);
extern void nfsd4_shutdown_recdir(void);
extern int nfs4_client_to_reclaim(const char *name);
-extern int nfs4_has_reclaimed_state(const char *name);
+extern int nfs4_has_reclaimed_state(const char *name, bool use_exchange_id);
extern void nfsd4_recdir_purge_old(void);
extern int nfsd4_create_clid_dir(struct nfs4_client *clp);
extern void nfsd4_remove_clid_dir(struct nfs4_client *clp);
diff --git a/include/linux/nfsd/stats.h b/include/linux/nfsd/stats.h
index 7678cfbe996..2693ef647df 100644
--- a/include/linux/nfsd/stats.h
+++ b/include/linux/nfsd/stats.h
@@ -11,6 +11,11 @@
#include <linux/nfs4.h>
+/* thread usage wraps very million seconds (approx one fortnight) */
+#define NFSD_USAGE_WRAP (HZ*1000000)
+
+#ifdef __KERNEL__
+
struct nfsd_stats {
unsigned int rchits; /* repcache hits */
unsigned int rcmisses; /* repcache hits */
@@ -35,10 +40,6 @@ struct nfsd_stats {
};
-/* thread usage wraps very million seconds (approx one fortnight) */
-#define NFSD_USAGE_WRAP (HZ*1000000)
-
-#ifdef __KERNEL__
extern struct nfsd_stats nfsdstats;
extern struct svc_stat nfsd_svcstats;
diff --git a/include/linux/nfsd/xdr4.h b/include/linux/nfsd/xdr4.h
index 27bd3e38ec5..f80d6013fdc 100644
--- a/include/linux/nfsd/xdr4.h
+++ b/include/linux/nfsd/xdr4.h
@@ -45,10 +45,22 @@
#define XDR_LEN(n) (((n) + 3) & ~3)
struct nfsd4_compound_state {
- struct svc_fh current_fh;
- struct svc_fh save_fh;
- struct nfs4_stateowner *replay_owner;
-};
+ struct svc_fh current_fh;
+ struct svc_fh save_fh;
+ struct nfs4_stateowner *replay_owner;
+ /* For sessions DRC */
+ struct nfsd4_session *session;
+ struct nfsd4_slot *slot;
+ __be32 *statp;
+ size_t iovlen;
+ u32 minorversion;
+ u32 status;
+};
+
+static inline bool nfsd4_has_session(struct nfsd4_compound_state *cs)
+{
+ return cs->slot != NULL;
+}
struct nfsd4_change_info {
u32 atomic;
@@ -90,7 +102,7 @@ struct nfsd4_create {
u32 specdata2;
} dev; /* NF4BLK, NF4CHR */
} u;
- u32 cr_bmval[2]; /* request */
+ u32 cr_bmval[3]; /* request */
struct iattr cr_iattr; /* request */
struct nfsd4_change_info cr_cinfo; /* response */
struct nfs4_acl *cr_acl;
@@ -105,7 +117,7 @@ struct nfsd4_delegreturn {
};
struct nfsd4_getattr {
- u32 ga_bmval[2]; /* request */
+ u32 ga_bmval[3]; /* request */
struct svc_fh *ga_fhp; /* response */
};
@@ -206,11 +218,9 @@ struct nfsd4_open {
stateid_t op_delegate_stateid; /* request - response */
u32 op_create; /* request */
u32 op_createmode; /* request */
- u32 op_bmval[2]; /* request */
- union { /* request */
- struct iattr iattr; /* UNCHECKED4,GUARDED4 */
- nfs4_verifier verf; /* EXCLUSIVE4 */
- } u;
+ u32 op_bmval[3]; /* request */
+ struct iattr iattr; /* UNCHECKED4, GUARDED4, EXCLUSIVE4_1 */
+ nfs4_verifier verf; /* EXCLUSIVE4 */
clientid_t op_clientid; /* request */
struct xdr_netobj op_owner; /* request */
u32 op_seqid; /* request */
@@ -224,8 +234,8 @@ struct nfsd4_open {
struct nfs4_stateowner *op_stateowner; /* used during processing */
struct nfs4_acl *op_acl;
};
-#define op_iattr u.iattr
-#define op_verf u.verf
+#define op_iattr iattr
+#define op_verf verf
struct nfsd4_open_confirm {
stateid_t oc_req_stateid /* request */;
@@ -259,7 +269,7 @@ struct nfsd4_readdir {
nfs4_verifier rd_verf; /* request */
u32 rd_dircount; /* request */
u32 rd_maxcount; /* request */
- u32 rd_bmval[2]; /* request */
+ u32 rd_bmval[3]; /* request */
struct svc_rqst *rd_rqstp; /* response */
struct svc_fh * rd_fhp; /* response */
@@ -301,7 +311,7 @@ struct nfsd4_secinfo {
struct nfsd4_setattr {
stateid_t sa_stateid; /* request */
- u32 sa_bmval[2]; /* request */
+ u32 sa_bmval[3]; /* request */
struct iattr sa_iattr; /* request */
struct nfs4_acl *sa_acl;
};
@@ -327,7 +337,7 @@ struct nfsd4_setclientid_confirm {
/* also used for NVERIFY */
struct nfsd4_verify {
- u32 ve_bmval[2]; /* request */
+ u32 ve_bmval[3]; /* request */
u32 ve_attrlen; /* request */
char * ve_attrval; /* request */
};
@@ -344,6 +354,54 @@ struct nfsd4_write {
nfs4_verifier wr_verifier; /* response */
};
+struct nfsd4_exchange_id {
+ nfs4_verifier verifier;
+ struct xdr_netobj clname;
+ u32 flags;
+ clientid_t clientid;
+ u32 seqid;
+ int spa_how;
+};
+
+struct nfsd4_channel_attrs {
+ u32 headerpadsz;
+ u32 maxreq_sz;
+ u32 maxresp_sz;
+ u32 maxresp_cached;
+ u32 maxops;
+ u32 maxreqs;
+ u32 nr_rdma_attrs;
+ u32 rdma_attrs;
+};
+
+struct nfsd4_create_session {
+ clientid_t clientid;
+ struct nfs4_sessionid sessionid;
+ u32 seqid;
+ u32 flags;
+ struct nfsd4_channel_attrs fore_channel;
+ struct nfsd4_channel_attrs back_channel;
+ u32 callback_prog;
+ u32 uid;
+ u32 gid;
+};
+
+struct nfsd4_sequence {
+ struct nfs4_sessionid sessionid; /* request/response */
+ u32 seqid; /* request/response */
+ u32 slotid; /* request/response */
+ u32 maxslots; /* request/response */
+ u32 cachethis; /* request */
+#if 0
+ u32 target_maxslots; /* response */
+ u32 status_flags; /* response */
+#endif /* not yet */
+};
+
+struct nfsd4_destroy_session {
+ struct nfs4_sessionid sessionid;
+};
+
struct nfsd4_op {
int opnum;
__be32 status;
@@ -378,6 +436,12 @@ struct nfsd4_op {
struct nfsd4_verify verify;
struct nfsd4_write write;
struct nfsd4_release_lockowner release_lockowner;
+
+ /* NFSv4.1 */
+ struct nfsd4_exchange_id exchange_id;
+ struct nfsd4_create_session create_session;
+ struct nfsd4_destroy_session destroy_session;
+ struct nfsd4_sequence sequence;
} u;
struct nfs4_replay * replay;
};
@@ -416,9 +480,22 @@ struct nfsd4_compoundres {
u32 taglen;
char * tag;
u32 opcnt;
- __be32 * tagp; /* where to encode tag and opcount */
+ __be32 * tagp; /* tag, opcount encode location */
+ struct nfsd4_compound_state cstate;
};
+static inline bool nfsd4_is_solo_sequence(struct nfsd4_compoundres *resp)
+{
+ struct nfsd4_compoundargs *args = resp->rqstp->rq_argp;
+ return args->opcnt == 1;
+}
+
+static inline bool nfsd4_not_cached(struct nfsd4_compoundres *resp)
+{
+ return !resp->cstate.slot->sl_cache_entry.ce_cachethis ||
+ nfsd4_is_solo_sequence(resp);
+}
+
#define NFS4_SVC_XDRSIZE sizeof(struct nfsd4_compoundargs)
static inline void
@@ -448,7 +525,23 @@ extern __be32 nfsd4_setclientid(struct svc_rqst *rqstp,
extern __be32 nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
struct nfsd4_compound_state *,
struct nfsd4_setclientid_confirm *setclientid_confirm);
-extern __be32 nfsd4_process_open1(struct nfsd4_open *open);
+extern void nfsd4_store_cache_entry(struct nfsd4_compoundres *resp);
+extern __be32 nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp,
+ struct nfsd4_sequence *seq);
+extern __be32 nfsd4_exchange_id(struct svc_rqst *rqstp,
+ struct nfsd4_compound_state *,
+struct nfsd4_exchange_id *);
+ extern __be32 nfsd4_create_session(struct svc_rqst *,
+ struct nfsd4_compound_state *,
+ struct nfsd4_create_session *);
+extern __be32 nfsd4_sequence(struct svc_rqst *,
+ struct nfsd4_compound_state *,
+ struct nfsd4_sequence *);
+extern __be32 nfsd4_destroy_session(struct svc_rqst *,
+ struct nfsd4_compound_state *,
+ struct nfsd4_destroy_session *);
+extern __be32 nfsd4_process_open1(struct nfsd4_compound_state *,
+ struct nfsd4_open *open);
extern __be32 nfsd4_process_open2(struct svc_rqst *rqstp,
struct svc_fh *current_fh, struct nfsd4_open *open);
extern __be32 nfsd4_open_confirm(struct svc_rqst *rqstp,
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 170f8b1f22d..ee98cd57088 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -944,6 +944,32 @@
#define PCI_DEVICE_ID_SUN_TOMATILLO 0xa801
#define PCI_DEVICE_ID_SUN_CASSINI 0xabba
+#define PCI_VENDOR_ID_NI 0x1093
+#define PCI_DEVICE_ID_NI_PCI2322 0xd130
+#define PCI_DEVICE_ID_NI_PCI2324 0xd140
+#define PCI_DEVICE_ID_NI_PCI2328 0xd150
+#define PCI_DEVICE_ID_NI_PXI8422_2322 0xd190
+#define PCI_DEVICE_ID_NI_PXI8422_2324 0xd1a0
+#define PCI_DEVICE_ID_NI_PXI8420_2322 0xd1d0
+#define PCI_DEVICE_ID_NI_PXI8420_2324 0xd1e0
+#define PCI_DEVICE_ID_NI_PXI8420_2328 0xd1f0
+#define PCI_DEVICE_ID_NI_PXI8420_23216 0xd1f1
+#define PCI_DEVICE_ID_NI_PCI2322I 0xd250
+#define PCI_DEVICE_ID_NI_PCI2324I 0xd270
+#define PCI_DEVICE_ID_NI_PCI23216 0xd2b0
+#define PCI_DEVICE_ID_NI_PXI8430_2322 0x7080
+#define PCI_DEVICE_ID_NI_PCI8430_2322 0x70db
+#define PCI_DEVICE_ID_NI_PXI8430_2324 0x70dd
+#define PCI_DEVICE_ID_NI_PCI8430_2324 0x70df
+#define PCI_DEVICE_ID_NI_PXI8430_2328 0x70e2
+#define PCI_DEVICE_ID_NI_PCI8430_2328 0x70e4
+#define PCI_DEVICE_ID_NI_PXI8430_23216 0x70e6
+#define PCI_DEVICE_ID_NI_PCI8430_23216 0x70e7
+#define PCI_DEVICE_ID_NI_PXI8432_2322 0x70e8
+#define PCI_DEVICE_ID_NI_PCI8432_2322 0x70ea
+#define PCI_DEVICE_ID_NI_PXI8432_2324 0x70ec
+#define PCI_DEVICE_ID_NI_PCI8432_2324 0x70ee
+
#define PCI_VENDOR_ID_CMD 0x1095
#define PCI_DEVICE_ID_CMD_643 0x0643
#define PCI_DEVICE_ID_CMD_646 0x0646
diff --git a/include/linux/rcuclassic.h b/include/linux/rcuclassic.h
index 80044a4f3ab..bfd92e1e5d2 100644
--- a/include/linux/rcuclassic.h
+++ b/include/linux/rcuclassic.h
@@ -36,7 +36,6 @@
#include <linux/cache.h>
#include <linux/spinlock.h>
#include <linux/threads.h>
-#include <linux/percpu.h>
#include <linux/cpumask.h>
#include <linux/seqlock.h>
@@ -108,25 +107,14 @@ struct rcu_data {
struct rcu_head barrier;
};
-DECLARE_PER_CPU(struct rcu_data, rcu_data);
-DECLARE_PER_CPU(struct rcu_data, rcu_bh_data);
-
/*
* Increment the quiescent state counter.
* The counter is a bit degenerated: We do not need to know
* how many quiescent states passed, just if there was at least
* one since the start of the grace period. Thus just a flag.
*/
-static inline void rcu_qsctr_inc(int cpu)
-{
- struct rcu_data *rdp = &per_cpu(rcu_data, cpu);
- rdp->passed_quiesc = 1;
-}
-static inline void rcu_bh_qsctr_inc(int cpu)
-{
- struct rcu_data *rdp = &per_cpu(rcu_bh_data, cpu);
- rdp->passed_quiesc = 1;
-}
+extern void rcu_qsctr_inc(int cpu);
+extern void rcu_bh_qsctr_inc(int cpu);
extern int rcu_pending(int cpu);
extern int rcu_needs_cpu(int cpu);
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 528343e6da5..15fbb3ca634 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -36,7 +36,6 @@
#include <linux/cache.h>
#include <linux/spinlock.h>
#include <linux/threads.h>
-#include <linux/percpu.h>
#include <linux/cpumask.h>
#include <linux/seqlock.h>
#include <linux/lockdep.h>
diff --git a/include/linux/rcupreempt.h b/include/linux/rcupreempt.h
index 74304b4538d..fce522782ff 100644
--- a/include/linux/rcupreempt.h
+++ b/include/linux/rcupreempt.h
@@ -36,34 +36,19 @@
#include <linux/cache.h>
#include <linux/spinlock.h>
#include <linux/threads.h>
-#include <linux/percpu.h>
+#include <linux/smp.h>
#include <linux/cpumask.h>
#include <linux/seqlock.h>
-struct rcu_dyntick_sched {
- int dynticks;
- int dynticks_snap;
- int sched_qs;
- int sched_qs_snap;
- int sched_dynticks_snap;
-};
-
-DECLARE_PER_CPU(struct rcu_dyntick_sched, rcu_dyntick_sched);
-
-static inline void rcu_qsctr_inc(int cpu)
-{
- struct rcu_dyntick_sched *rdssp = &per_cpu(rcu_dyntick_sched, cpu);
-
- rdssp->sched_qs++;
-}
-#define rcu_bh_qsctr_inc(cpu)
+extern void rcu_qsctr_inc(int cpu);
+static inline void rcu_bh_qsctr_inc(int cpu) { }
/*
* Someone might want to pass call_rcu_bh as a function pointer.
* So this needs to just be a rename and not a macro function.
* (no parentheses)
*/
-#define call_rcu_bh call_rcu
+#define call_rcu_bh call_rcu
/**
* call_rcu_sched - Queue RCU callback for invocation after sched grace period.
@@ -117,30 +102,12 @@ extern struct rcupreempt_trace *rcupreempt_trace_cpu(int cpu);
struct softirq_action;
#ifdef CONFIG_NO_HZ
-
-static inline void rcu_enter_nohz(void)
-{
- static DEFINE_RATELIMIT_STATE(rs, 10 * HZ, 1);
-
- smp_mb(); /* CPUs seeing ++ must see prior RCU read-side crit sects */
- __get_cpu_var(rcu_dyntick_sched).dynticks++;
- WARN_ON_RATELIMIT(__get_cpu_var(rcu_dyntick_sched).dynticks & 0x1, &rs);
-}
-
-static inline void rcu_exit_nohz(void)
-{
- static DEFINE_RATELIMIT_STATE(rs, 10 * HZ, 1);
-
- __get_cpu_var(rcu_dyntick_sched).dynticks++;
- smp_mb(); /* CPUs seeing ++ must see later RCU read-side crit sects */
- WARN_ON_RATELIMIT(!(__get_cpu_var(rcu_dyntick_sched).dynticks & 0x1),
- &rs);
-}
-
-#else /* CONFIG_NO_HZ */
-#define rcu_enter_nohz() do { } while (0)
-#define rcu_exit_nohz() do { } while (0)
-#endif /* CONFIG_NO_HZ */
+extern void rcu_enter_nohz(void);
+extern void rcu_exit_nohz(void);
+#else
+# define rcu_enter_nohz() do { } while (0)
+# define rcu_exit_nohz() do { } while (0)
+#endif
/*
* A context switch is a grace period for rcupreempt synchronize_rcu()
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index a722fb67bb2..0cdda00f2b2 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -33,7 +33,6 @@
#include <linux/cache.h>
#include <linux/spinlock.h>
#include <linux/threads.h>
-#include <linux/percpu.h>
#include <linux/cpumask.h>
#include <linux/seqlock.h>
@@ -236,30 +235,8 @@ struct rcu_state {
#endif /* #ifdef CONFIG_NO_HZ */
};
-extern struct rcu_state rcu_state;
-DECLARE_PER_CPU(struct rcu_data, rcu_data);
-
-extern struct rcu_state rcu_bh_state;
-DECLARE_PER_CPU(struct rcu_data, rcu_bh_data);
-
-/*
- * Increment the quiescent state counter.
- * The counter is a bit degenerated: We do not need to know
- * how many quiescent states passed, just if there was at least
- * one since the start of the grace period. Thus just a flag.
- */
-static inline void rcu_qsctr_inc(int cpu)
-{
- struct rcu_data *rdp = &per_cpu(rcu_data, cpu);
- rdp->passed_quiesc = 1;
- rdp->passed_quiesc_completed = rdp->completed;
-}
-static inline void rcu_bh_qsctr_inc(int cpu)
-{
- struct rcu_data *rdp = &per_cpu(rcu_bh_data, cpu);
- rdp->passed_quiesc = 1;
- rdp->passed_quiesc_completed = rdp->completed;
-}
+extern void rcu_qsctr_inc(int cpu);
+extern void rcu_bh_qsctr_inc(int cpu);
extern int rcu_pending(int cpu);
extern int rcu_needs_cpu(int cpu);
diff --git a/include/linux/security.h b/include/linux/security.h
index 54ed15799a8..d5fd6163606 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -32,6 +32,7 @@
#include <linux/sched.h>
#include <linux/key.h>
#include <linux/xfrm.h>
+#include <linux/gfp.h>
#include <net/flow.h>
/* Maximum number of letters for an LSM name string */
@@ -2953,5 +2954,28 @@ static inline void securityfs_remove(struct dentry *dentry)
#endif
+#ifdef CONFIG_SECURITY
+
+static inline char *alloc_secdata(void)
+{
+ return (char *)get_zeroed_page(GFP_KERNEL);
+}
+
+static inline void free_secdata(void *secdata)
+{
+ free_page((unsigned long)secdata);
+}
+
+#else
+
+static inline char *alloc_secdata(void)
+{
+ return (char *)1;
+}
+
+static inline void free_secdata(void *secdata)
+{ }
+#endif /* CONFIG_SECURITY */
+
#endif /* ! __LINUX_SECURITY_H */
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index df9245c7bd3..83e4b3ff9cd 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -277,7 +277,7 @@ struct uart_port {
struct uart_icount icount; /* statistics */
struct console *cons; /* struct console, if any */
-#ifdef CONFIG_SERIAL_CORE_CONSOLE
+#if defined(CONFIG_SERIAL_CORE_CONSOLE) || defined(SUPPORT_SYSRQ)
unsigned long sysrq; /* sysrq timeout */
#endif
diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index f4523651fa4..5ac9b0bcaf9 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -73,8 +73,8 @@ found:
ret = kmem_cache_alloc_notrace(cachep, flags);
- kmemtrace_mark_alloc(KMEMTRACE_TYPE_KMALLOC, _THIS_IP_, ret,
- size, slab_buffer_size(cachep), flags);
+ trace_kmalloc(_THIS_IP_, ret,
+ size, slab_buffer_size(cachep), flags);
return ret;
}
@@ -128,9 +128,9 @@ found:
ret = kmem_cache_alloc_node_notrace(cachep, flags, node);
- kmemtrace_mark_alloc_node(KMEMTRACE_TYPE_KMALLOC, _THIS_IP_,
- ret, size, slab_buffer_size(cachep),
- flags, node);
+ trace_kmalloc_node(_THIS_IP_, ret,
+ size, slab_buffer_size(cachep),
+ flags, node);
return ret;
}
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index a1f90528e70..5046f90c117 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -233,8 +233,7 @@ static __always_inline void *kmalloc_large(size_t size, gfp_t flags)
unsigned int order = get_order(size);
void *ret = (void *) __get_free_pages(flags | __GFP_COMP, order);
- kmemtrace_mark_alloc(KMEMTRACE_TYPE_KMALLOC, _THIS_IP_, ret,
- size, PAGE_SIZE << order, flags);
+ trace_kmalloc(_THIS_IP_, ret, size, PAGE_SIZE << order, flags);
return ret;
}
@@ -255,9 +254,7 @@ static __always_inline void *kmalloc(size_t size, gfp_t flags)
ret = kmem_cache_alloc_notrace(s, flags);
- kmemtrace_mark_alloc(KMEMTRACE_TYPE_KMALLOC,
- _THIS_IP_, ret,
- size, s->size, flags);
+ trace_kmalloc(_THIS_IP_, ret, size, s->size, flags);
return ret;
}
@@ -296,9 +293,8 @@ static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node)
ret = kmem_cache_alloc_node_notrace(s, flags, node);
- kmemtrace_mark_alloc_node(KMEMTRACE_TYPE_KMALLOC,
- _THIS_IP_, ret,
- size, s->size, flags, node);
+ trace_kmalloc_node(_THIS_IP_, ret,
+ size, s->size, flags, node);
return ret;
}
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index d3a4c023193..2a30775959e 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -24,6 +24,15 @@
*/
typedef int (*svc_thread_fn)(void *);
+/* statistics for svc_pool structures */
+struct svc_pool_stats {
+ unsigned long packets;
+ unsigned long sockets_queued;
+ unsigned long threads_woken;
+ unsigned long overloads_avoided;
+ unsigned long threads_timedout;
+};
+
/*
*
* RPC service thread pool.
@@ -41,6 +50,8 @@ struct svc_pool {
struct list_head sp_sockets; /* pending sockets */
unsigned int sp_nrthreads; /* # of threads in pool */
struct list_head sp_all_threads; /* all server threads */
+ int sp_nwaking; /* number of threads woken but not yet active */
+ struct svc_pool_stats sp_stats; /* statistics on pool operation */
} ____cacheline_aligned_in_smp;
/*
@@ -83,6 +94,8 @@ struct svc_serv {
struct module * sv_module; /* optional module to count when
* adding threads */
svc_thread_fn sv_function; /* main function for threads */
+ unsigned int sv_drc_max_pages; /* Total pages for DRC */
+ unsigned int sv_drc_pages_used;/* DRC pages used */
};
/*
@@ -218,6 +231,7 @@ struct svc_rqst {
struct svc_cred rq_cred; /* auth info */
void * rq_xprt_ctxt; /* transport specific context ptr */
struct svc_deferred_req*rq_deferred; /* deferred request we are replaying */
+ int rq_usedeferral; /* use deferral */
size_t rq_xprt_hlen; /* xprt header len */
struct xdr_buf rq_arg;
@@ -263,6 +277,7 @@ struct svc_rqst {
* cache pages */
wait_queue_head_t rq_wait; /* synchronization */
struct task_struct *rq_task; /* service thread */
+ int rq_waking; /* 1 if thread is being woken */
};
/*
@@ -393,6 +408,7 @@ struct svc_serv * svc_create_pooled(struct svc_program *, unsigned int,
void (*shutdown)(struct svc_serv *),
svc_thread_fn, struct module *);
int svc_set_num_threads(struct svc_serv *, struct svc_pool *, int);
+int svc_pool_stats_open(struct svc_serv *serv, struct file *file);
void svc_destroy(struct svc_serv *);
int svc_process(struct svc_rqst *);
int svc_register(const struct svc_serv *, const int,
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index 49e1eb45446..d8910b68e1b 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -69,27 +69,27 @@ struct xdr_buf {
* pre-xdr'ed macros.
*/
-#define xdr_zero __constant_htonl(0)
-#define xdr_one __constant_htonl(1)
-#define xdr_two __constant_htonl(2)
-
-#define rpc_success __constant_htonl(RPC_SUCCESS)
-#define rpc_prog_unavail __constant_htonl(RPC_PROG_UNAVAIL)
-#define rpc_prog_mismatch __constant_htonl(RPC_PROG_MISMATCH)
-#define rpc_proc_unavail __constant_htonl(RPC_PROC_UNAVAIL)
-#define rpc_garbage_args __constant_htonl(RPC_GARBAGE_ARGS)
-#define rpc_system_err __constant_htonl(RPC_SYSTEM_ERR)
-#define rpc_drop_reply __constant_htonl(RPC_DROP_REPLY)
-
-#define rpc_auth_ok __constant_htonl(RPC_AUTH_OK)
-#define rpc_autherr_badcred __constant_htonl(RPC_AUTH_BADCRED)
-#define rpc_autherr_rejectedcred __constant_htonl(RPC_AUTH_REJECTEDCRED)
-#define rpc_autherr_badverf __constant_htonl(RPC_AUTH_BADVERF)
-#define rpc_autherr_rejectedverf __constant_htonl(RPC_AUTH_REJECTEDVERF)
-#define rpc_autherr_tooweak __constant_htonl(RPC_AUTH_TOOWEAK)
-#define rpcsec_gsserr_credproblem __constant_htonl(RPCSEC_GSS_CREDPROBLEM)
-#define rpcsec_gsserr_ctxproblem __constant_htonl(RPCSEC_GSS_CTXPROBLEM)
-#define rpc_autherr_oldseqnum __constant_htonl(101)
+#define xdr_zero cpu_to_be32(0)
+#define xdr_one cpu_to_be32(1)
+#define xdr_two cpu_to_be32(2)
+
+#define rpc_success cpu_to_be32(RPC_SUCCESS)
+#define rpc_prog_unavail cpu_to_be32(RPC_PROG_UNAVAIL)
+#define rpc_prog_mismatch cpu_to_be32(RPC_PROG_MISMATCH)
+#define rpc_proc_unavail cpu_to_be32(RPC_PROC_UNAVAIL)
+#define rpc_garbage_args cpu_to_be32(RPC_GARBAGE_ARGS)
+#define rpc_system_err cpu_to_be32(RPC_SYSTEM_ERR)
+#define rpc_drop_reply cpu_to_be32(RPC_DROP_REPLY)
+
+#define rpc_auth_ok cpu_to_be32(RPC_AUTH_OK)
+#define rpc_autherr_badcred cpu_to_be32(RPC_AUTH_BADCRED)
+#define rpc_autherr_rejectedcred cpu_to_be32(RPC_AUTH_REJECTEDCRED)
+#define rpc_autherr_badverf cpu_to_be32(RPC_AUTH_BADVERF)
+#define rpc_autherr_rejectedverf cpu_to_be32(RPC_AUTH_REJECTEDVERF)
+#define rpc_autherr_tooweak cpu_to_be32(RPC_AUTH_TOOWEAK)
+#define rpcsec_gsserr_credproblem cpu_to_be32(RPCSEC_GSS_CREDPROBLEM)
+#define rpcsec_gsserr_ctxproblem cpu_to_be32(RPCSEC_GSS_CTXPROBLEM)
+#define rpc_autherr_oldseqnum cpu_to_be32(101)
/*
* Miscellaneous XDR helper functions
diff --git a/include/scsi/fc/fc_fip.h b/include/scsi/fc/fc_fip.h
new file mode 100644
index 00000000000..0627a9ae634
--- /dev/null
+++ b/include/scsi/fc/fc_fip.h
@@ -0,0 +1,237 @@
+/*
+ * Copyright 2008 Cisco Systems, Inc. All rights reserved.
+ *
+ * This program is free software; you may redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef _FC_FIP_H_
+#define _FC_FIP_H_
+
+/*
+ * This version is based on:
+ * http://www.t11.org/ftp/t11/pub/fc/bb-5/08-543v1.pdf
+ */
+
+/*
+ * The FIP ethertype eventually goes in net/if_ether.h.
+ */
+#ifndef ETH_P_FIP
+#define ETH_P_FIP 0x8914 /* FIP Ethertype */
+#endif
+
+#define FIP_DEF_PRI 128 /* default selection priority */
+#define FIP_DEF_FC_MAP 0x0efc00 /* default FCoE MAP (MAC OUI) value */
+#define FIP_DEF_FKA 8000 /* default FCF keep-alive/advert period (mS) */
+#define FIP_VN_KA_PERIOD 90000 /* required VN_port keep-alive period (mS) */
+#define FIP_FCF_FUZZ 100 /* random time added by FCF (mS) */
+
+/*
+ * Multicast MAC addresses. T11-adopted.
+ */
+#define FIP_ALL_FCOE_MACS ((u8[6]) { 1, 0x10, 0x18, 1, 0, 0 })
+#define FIP_ALL_ENODE_MACS ((u8[6]) { 1, 0x10, 0x18, 1, 0, 1 })
+#define FIP_ALL_FCF_MACS ((u8[6]) { 1, 0x10, 0x18, 1, 0, 2 })
+
+#define FIP_VER 1 /* version for fip_header */
+
+struct fip_header {
+ __u8 fip_ver; /* upper 4 bits are the version */
+ __u8 fip_resv1; /* reserved */
+ __be16 fip_op; /* operation code */
+ __u8 fip_resv2; /* reserved */
+ __u8 fip_subcode; /* lower 4 bits are sub-code */
+ __be16 fip_dl_len; /* length of descriptors in words */
+ __be16 fip_flags; /* header flags */
+} __attribute__((packed));
+
+#define FIP_VER_SHIFT 4
+#define FIP_VER_ENCAPS(v) ((v) << FIP_VER_SHIFT)
+#define FIP_VER_DECAPS(v) ((v) >> FIP_VER_SHIFT)
+#define FIP_BPW 4 /* bytes per word for lengths */
+
+/*
+ * fip_op.
+ */
+enum fip_opcode {
+ FIP_OP_DISC = 1, /* discovery, advertisement, etc. */
+ FIP_OP_LS = 2, /* Link Service request or reply */
+ FIP_OP_CTRL = 3, /* Keep Alive / Link Reset */
+ FIP_OP_VLAN = 4, /* VLAN discovery */
+ FIP_OP_VENDOR_MIN = 0xfff8, /* min vendor-specific opcode */
+ FIP_OP_VENDOR_MAX = 0xfffe, /* max vendor-specific opcode */
+};
+
+/*
+ * Subcodes for FIP_OP_DISC.
+ */
+enum fip_disc_subcode {
+ FIP_SC_SOL = 1, /* solicitation */
+ FIP_SC_ADV = 2, /* advertisement */
+};
+
+/*
+ * Subcodes for FIP_OP_LS.
+ */
+enum fip_trans_subcode {
+ FIP_SC_REQ = 1, /* request */
+ FIP_SC_REP = 2, /* reply */
+};
+
+/*
+ * Subcodes for FIP_OP_RESET.
+ */
+enum fip_reset_subcode {
+ FIP_SC_KEEP_ALIVE = 1, /* keep-alive from VN_Port */
+ FIP_SC_CLR_VLINK = 2, /* clear virtual link from VF_Port */
+};
+
+/*
+ * Subcodes for FIP_OP_VLAN.
+ */
+enum fip_vlan_subcode {
+ FIP_SC_VL_REQ = 1, /* request */
+ FIP_SC_VL_REP = 2, /* reply */
+};
+
+/*
+ * flags in header fip_flags.
+ */
+enum fip_flag {
+ FIP_FL_FPMA = 0x8000, /* supports FPMA fabric-provided MACs */
+ FIP_FL_SPMA = 0x4000, /* supports SPMA server-provided MACs */
+ FIP_FL_AVAIL = 0x0004, /* available for FLOGI/ELP */
+ FIP_FL_SOL = 0x0002, /* this is a solicited message */
+ FIP_FL_FPORT = 0x0001, /* sent from an F port */
+};
+
+/*
+ * Common descriptor header format.
+ */
+struct fip_desc {
+ __u8 fip_dtype; /* type - see below */
+ __u8 fip_dlen; /* length - in 32-bit words */
+};
+
+enum fip_desc_type {
+ FIP_DT_PRI = 1, /* priority for forwarder selection */
+ FIP_DT_MAC = 2, /* MAC address */
+ FIP_DT_MAP_OUI = 3, /* FC-MAP OUI */
+ FIP_DT_NAME = 4, /* switch name or node name */
+ FIP_DT_FAB = 5, /* fabric descriptor */
+ FIP_DT_FCOE_SIZE = 6, /* max FCoE frame size */
+ FIP_DT_FLOGI = 7, /* FLOGI request or response */
+ FIP_DT_FDISC = 8, /* FDISC request or response */
+ FIP_DT_LOGO = 9, /* LOGO request or response */
+ FIP_DT_ELP = 10, /* ELP request or response */
+ FIP_DT_VN_ID = 11, /* VN_Node Identifier */
+ FIP_DT_FKA = 12, /* advertisement keep-alive period */
+ FIP_DT_VENDOR = 13, /* vendor ID */
+ FIP_DT_VLAN = 14, /* vlan number */
+ FIP_DT_LIMIT, /* max defined desc_type + 1 */
+ FIP_DT_VENDOR_BASE = 128, /* first vendor-specific desc_type */
+};
+
+/*
+ * FIP_DT_PRI - priority descriptor.
+ */
+struct fip_pri_desc {
+ struct fip_desc fd_desc;
+ __u8 fd_resvd;
+ __u8 fd_pri; /* FCF priority: higher is better */
+} __attribute__((packed));
+
+/*
+ * FIP_DT_MAC - MAC address descriptor.
+ */
+struct fip_mac_desc {
+ struct fip_desc fd_desc;
+ __u8 fd_mac[ETH_ALEN];
+} __attribute__((packed));
+
+/*
+ * FIP_DT_MAP - descriptor.
+ */
+struct fip_map_desc {
+ struct fip_desc fd_desc;
+ __u8 fd_resvd[3];
+ __u8 fd_map[3];
+} __attribute__((packed));
+
+/*
+ * FIP_DT_NAME descriptor.
+ */
+struct fip_wwn_desc {
+ struct fip_desc fd_desc;
+ __u8 fd_resvd[2];
+ __be64 fd_wwn; /* 64-bit WWN, unaligned */
+} __attribute__((packed));
+
+/*
+ * FIP_DT_FAB descriptor.
+ */
+struct fip_fab_desc {
+ struct fip_desc fd_desc;
+ __be16 fd_vfid; /* virtual fabric ID */
+ __u8 fd_resvd;
+ __u8 fd_map[3]; /* FC-MAP value */
+ __be64 fd_wwn; /* fabric name, unaligned */
+} __attribute__((packed));
+
+/*
+ * FIP_DT_FCOE_SIZE descriptor.
+ */
+struct fip_size_desc {
+ struct fip_desc fd_desc;
+ __be16 fd_size;
+} __attribute__((packed));
+
+/*
+ * Descriptor that encapsulates an ELS or ILS frame.
+ * The encapsulated frame immediately follows this header, without
+ * SOF, EOF, or CRC.
+ */
+struct fip_encaps {
+ struct fip_desc fd_desc;
+ __u8 fd_resvd[2];
+} __attribute__((packed));
+
+/*
+ * FIP_DT_VN_ID - VN_Node Identifier descriptor.
+ */
+struct fip_vn_desc {
+ struct fip_desc fd_desc;
+ __u8 fd_mac[ETH_ALEN];
+ __u8 fd_resvd;
+ __u8 fd_fc_id[3];
+ __be64 fd_wwpn; /* port name, unaligned */
+} __attribute__((packed));
+
+/*
+ * FIP_DT_FKA - Advertisement keep-alive period.
+ */
+struct fip_fka_desc {
+ struct fip_desc fd_desc;
+ __u8 fd_resvd[2];
+ __be32 fd_fka_period; /* adv./keep-alive period in mS */
+} __attribute__((packed));
+
+/*
+ * FIP_DT_VENDOR descriptor.
+ */
+struct fip_vendor_desc {
+ struct fip_desc fd_desc;
+ __u8 fd_resvd[2];
+ __u8 fd_vendor_id[8];
+} __attribute__((packed));
+
+#endif /* _FC_FIP_H_ */
diff --git a/include/scsi/fc_transport_fcoe.h b/include/scsi/fc_transport_fcoe.h
deleted file mode 100644
index 8dca2af14ff..00000000000
--- a/include/scsi/fc_transport_fcoe.h
+++ /dev/null
@@ -1,54 +0,0 @@
-#ifndef FC_TRANSPORT_FCOE_H
-#define FC_TRANSPORT_FCOE_H
-
-#include <linux/device.h>
-#include <linux/netdevice.h>
-#include <scsi/scsi_host.h>
-#include <scsi/libfc.h>
-
-/**
- * struct fcoe_transport - FCoE transport struct for generic transport
- * for Ethernet devices as well as pure HBAs
- *
- * @name: name for thsi transport
- * @bus: physical bus type (pci_bus_type)
- * @driver: physical bus driver for network device
- * @create: entry create function
- * @destroy: exit destroy function
- * @list: list of transports
- */
-struct fcoe_transport {
- char *name;
- unsigned short vendor;
- unsigned short device;
- struct bus_type *bus;
- struct device_driver *driver;
- int (*create)(struct net_device *device);
- int (*destroy)(struct net_device *device);
- bool (*match)(struct net_device *device);
- struct list_head list;
- struct list_head devlist;
- struct mutex devlock;
-};
-
-/**
- * MODULE_ALIAS_FCOE_PCI
- *
- * some care must be taken with this, vendor and device MUST be a hex value
- * preceded with 0x and with letters in lower case (0x12ab, not 0x12AB or 12AB)
- */
-#define MODULE_ALIAS_FCOE_PCI(vendor, device) \
- MODULE_ALIAS("fcoe-pci-" __stringify(vendor) "-" __stringify(device))
-
-/* exported funcs */
-int fcoe_transport_attach(struct net_device *netdev);
-int fcoe_transport_release(struct net_device *netdev);
-int fcoe_transport_register(struct fcoe_transport *t);
-int fcoe_transport_unregister(struct fcoe_transport *t);
-int fcoe_load_transport_driver(struct net_device *netdev);
-int __init fcoe_transport_init(void);
-int __exit fcoe_transport_exit(void);
-
-/* fcow_sw is the default transport */
-extern struct fcoe_transport fcoe_sw_transport;
-#endif /* FC_TRANSPORT_FCOE_H */
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h
index a70eafaad08..0303a6a098c 100644
--- a/include/scsi/libfc.h
+++ b/include/scsi/libfc.h
@@ -22,6 +22,7 @@
#include <linux/timer.h>
#include <linux/if.h>
+#include <linux/percpu.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_transport_fc.h>
@@ -661,7 +662,8 @@ struct fc_lport {
unsigned long boot_time;
struct fc_host_statistics host_stats;
- struct fcoe_dev_stats *dev_stats[NR_CPUS];
+ struct fcoe_dev_stats *dev_stats;
+
u64 wwpn;
u64 wwnn;
u8 retry_count;
@@ -694,11 +696,6 @@ struct fc_lport {
/*
* FC_LPORT HELPER FUNCTIONS
*****************************/
-static inline void *lport_priv(const struct fc_lport *lp)
-{
- return (void *)(lp + 1);
-}
-
static inline int fc_lport_test_ready(struct fc_lport *lp)
{
return lp->state == LPORT_ST_READY;
@@ -722,6 +719,42 @@ static inline void fc_lport_state_enter(struct fc_lport *lp,
lp->state = state;
}
+static inline int fc_lport_init_stats(struct fc_lport *lp)
+{
+ /* allocate per cpu stats block */
+ lp->dev_stats = alloc_percpu(struct fcoe_dev_stats);
+ if (!lp->dev_stats)
+ return -ENOMEM;
+ return 0;
+}
+
+static inline void fc_lport_free_stats(struct fc_lport *lp)
+{
+ free_percpu(lp->dev_stats);
+}
+
+static inline struct fcoe_dev_stats *fc_lport_get_stats(struct fc_lport *lp)
+{
+ return per_cpu_ptr(lp->dev_stats, smp_processor_id());
+}
+
+static inline void *lport_priv(const struct fc_lport *lp)
+{
+ return (void *)(lp + 1);
+}
+
+/**
+ * libfc_host_alloc() - Allocate a Scsi_Host with room for the fc_lport
+ * @sht: ptr to the scsi host templ
+ * @priv_size: size of private data after fc_lport
+ *
+ * Returns: ptr to Scsi_Host
+ */
+static inline struct Scsi_Host *
+libfc_host_alloc(struct scsi_host_template *sht, int priv_size)
+{
+ return scsi_host_alloc(sht, sizeof(struct fc_lport) + priv_size);
+}
/*
* LOCAL PORT LAYER
diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h
index c41f7d0c6ef..666cc131732 100644
--- a/include/scsi/libfcoe.h
+++ b/include/scsi/libfcoe.h
@@ -1,5 +1,6 @@
/*
- * Copyright(c) 2007 - 2008 Intel Corporation. All rights reserved.
+ * Copyright (c) 2008-2009 Cisco Systems, Inc. All rights reserved.
+ * Copyright (c) 2007-2008 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -20,134 +21,144 @@
#ifndef _LIBFCOE_H
#define _LIBFCOE_H
+#include <linux/etherdevice.h>
+#include <linux/if_ether.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
+#include <linux/workqueue.h>
#include <scsi/fc/fc_fcoe.h>
#include <scsi/libfc.h>
/*
- * this percpu struct for fcoe
+ * FIP tunable parameters.
*/
-struct fcoe_percpu_s {
- int cpu;
- struct task_struct *thread;
- struct sk_buff_head fcoe_rx_list;
- struct page *crc_eof_page;
- int crc_eof_offset;
+#define FCOE_CTLR_START_DELAY 2000 /* mS after first adv. to choose FCF */
+#define FCOE_CTRL_SOL_TOV 2000 /* min. solicitation interval (mS) */
+#define FCOE_CTLR_FCF_LIMIT 20 /* max. number of FCF entries */
+
+/**
+ * enum fip_state - internal state of FCoE controller.
+ * @FIP_ST_DISABLED: controller has been disabled or not yet enabled.
+ * @FIP_ST_LINK_WAIT: the physical link is down or unusable.
+ * @FIP_ST_AUTO: determining whether to use FIP or non-FIP mode.
+ * @FIP_ST_NON_FIP: non-FIP mode selected.
+ * @FIP_ST_ENABLED: FIP mode selected.
+ */
+enum fip_state {
+ FIP_ST_DISABLED,
+ FIP_ST_LINK_WAIT,
+ FIP_ST_AUTO,
+ FIP_ST_NON_FIP,
+ FIP_ST_ENABLED,
};
-/*
- * the fcoe sw transport private data
+/**
+ * struct fcoe_ctlr - FCoE Controller and FIP state.
+ * @state: internal FIP state for network link and FIP or non-FIP mode.
+ * @lp: &fc_lport: libfc local port.
+ * @sel_fcf: currently selected FCF, or NULL.
+ * @fcfs: list of discovered FCFs.
+ * @fcf_count: number of discovered FCF entries.
+ * @sol_time: time when a multicast solicitation was last sent.
+ * @sel_time: time after which to select an FCF.
+ * @port_ka_time: time of next port keep-alive.
+ * @ctlr_ka_time: time of next controller keep-alive.
+ * @timer: timer struct used for all delayed events.
+ * @link_work: &work_struct for doing FCF selection.
+ * @recv_work: &work_struct for receiving FIP frames.
+ * @fip_recv_list: list of received FIP frames.
+ * @user_mfs: configured maximum FC frame size, including FC header.
+ * @flogi_oxid: exchange ID of most recent fabric login.
+ * @flogi_count: number of FLOGI attempts in AUTO mode.
+ * @link: current link status for libfc.
+ * @last_link: last link state reported to libfc.
+ * @map_dest: use the FC_MAP mode for destination MAC addresses.
+ * @dest_addr: MAC address of the selected FC forwarder.
+ * @ctl_src_addr: the native MAC address of our local port.
+ * @data_src_addr: the assigned MAC address for the local port after FLOGI.
+ * @send: LLD-supplied function to handle sending of FIP Ethernet frames.
+ * @update_mac: LLD-supplied function to handle changes to MAC addresses.
+ * @lock: lock protecting this structure.
+ *
+ * This structure is used by all FCoE drivers. It contains information
+ * needed by all FCoE low-level drivers (LLDs) as well as internal state
+ * for FIP, and fields shared with the LLDS.
*/
-struct fcoe_softc {
- struct list_head list;
+struct fcoe_ctlr {
+ enum fip_state state;
struct fc_lport *lp;
- struct net_device *real_dev;
- struct net_device *phys_dev; /* device with ethtool_ops */
- struct packet_type fcoe_packet_type;
- struct sk_buff_head fcoe_pending_queue;
- u8 fcoe_pending_queue_active;
-
+ struct fcoe_fcf *sel_fcf;
+ struct list_head fcfs;
+ u16 fcf_count;
+ unsigned long sol_time;
+ unsigned long sel_time;
+ unsigned long port_ka_time;
+ unsigned long ctlr_ka_time;
+ struct timer_list timer;
+ struct work_struct link_work;
+ struct work_struct recv_work;
+ struct sk_buff_head fip_recv_list;
+ u16 user_mfs;
+ u16 flogi_oxid;
+ u8 flogi_count;
+ u8 link;
+ u8 last_link;
+ u8 map_dest;
u8 dest_addr[ETH_ALEN];
u8 ctl_src_addr[ETH_ALEN];
u8 data_src_addr[ETH_ALEN];
- /*
- * fcoe protocol address learning related stuff
- */
- u16 flogi_oxid;
- u8 flogi_progress;
- u8 address_mode;
-};
-
-static inline struct net_device *fcoe_netdev(
- const struct fc_lport *lp)
-{
- return ((struct fcoe_softc *)lport_priv(lp))->real_dev;
-}
-
-static inline struct fcoe_hdr *skb_fcoe_header(const struct sk_buff *skb)
-{
- return (struct fcoe_hdr *)skb_network_header(skb);
-}
-
-static inline int skb_fcoe_offset(const struct sk_buff *skb)
-{
- return skb_network_offset(skb);
-}
-
-static inline struct fc_frame_header *skb_fc_header(const struct sk_buff *skb)
-{
- return (struct fc_frame_header *)skb_transport_header(skb);
-}
-
-static inline int skb_fc_offset(const struct sk_buff *skb)
-{
- return skb_transport_offset(skb);
-}
-static inline void skb_reset_fc_header(struct sk_buff *skb)
-{
- skb_reset_network_header(skb);
- skb_set_transport_header(skb, skb_network_offset(skb) +
- sizeof(struct fcoe_hdr));
-}
-
-static inline bool skb_fc_is_data(const struct sk_buff *skb)
-{
- return skb_fc_header(skb)->fh_r_ctl == FC_RCTL_DD_SOL_DATA;
-}
-
-static inline bool skb_fc_is_cmd(const struct sk_buff *skb)
-{
- return skb_fc_header(skb)->fh_r_ctl == FC_RCTL_DD_UNSOL_CMD;
-}
+ void (*send)(struct fcoe_ctlr *, struct sk_buff *);
+ void (*update_mac)(struct fcoe_ctlr *, u8 *old, u8 *new);
+ spinlock_t lock;
+};
-static inline bool skb_fc_has_exthdr(const struct sk_buff *skb)
-{
- return (skb_fc_header(skb)->fh_r_ctl == FC_RCTL_VFTH) ||
- (skb_fc_header(skb)->fh_r_ctl == FC_RCTL_IFRH) ||
- (skb_fc_header(skb)->fh_r_ctl == FC_RCTL_ENCH);
-}
+/*
+ * struct fcoe_fcf - Fibre-Channel Forwarder.
+ * @list: list linkage.
+ * @time: system time (jiffies) when an advertisement was last received.
+ * @switch_name: WWN of switch from advertisement.
+ * @fabric_name: WWN of fabric from advertisement.
+ * @fc_map: FC_MAP value from advertisement.
+ * @fcf_mac: Ethernet address of the FCF.
+ * @vfid: virtual fabric ID.
+ * @pri: seletion priority, smaller values are better.
+ * @flags: flags received from advertisement.
+ * @fka_period: keep-alive period, in jiffies.
+ *
+ * A Fibre-Channel Forwarder (FCF) is the entity on the Ethernet that
+ * passes FCoE frames on to an FC fabric. This structure represents
+ * one FCF from which advertisements have been received.
+ *
+ * When looking up an FCF, @switch_name, @fabric_name, @fc_map, @vfid, and
+ * @fcf_mac together form the lookup key.
+ */
+struct fcoe_fcf {
+ struct list_head list;
+ unsigned long time;
-static inline bool skb_fc_is_roff(const struct sk_buff *skb)
-{
- return skb_fc_header(skb)->fh_f_ctl[2] & FC_FC_REL_OFF;
-}
+ u64 switch_name;
+ u64 fabric_name;
+ u32 fc_map;
+ u16 vfid;
+ u8 fcf_mac[ETH_ALEN];
-static inline u16 skb_fc_oxid(const struct sk_buff *skb)
-{
- return be16_to_cpu(skb_fc_header(skb)->fh_ox_id);
-}
+ u8 pri;
+ u16 flags;
+ u32 fka_period;
+};
-static inline u16 skb_fc_rxid(const struct sk_buff *skb)
-{
- return be16_to_cpu(skb_fc_header(skb)->fh_rx_id);
-}
+/* FIP API functions */
+void fcoe_ctlr_init(struct fcoe_ctlr *);
+void fcoe_ctlr_destroy(struct fcoe_ctlr *);
+void fcoe_ctlr_link_up(struct fcoe_ctlr *);
+int fcoe_ctlr_link_down(struct fcoe_ctlr *);
+int fcoe_ctlr_els_send(struct fcoe_ctlr *, struct sk_buff *);
+void fcoe_ctlr_recv(struct fcoe_ctlr *, struct sk_buff *);
+int fcoe_ctlr_recv_flogi(struct fcoe_ctlr *, struct fc_frame *fp, u8 *sa);
/* libfcoe funcs */
-int fcoe_reset(struct Scsi_Host *shost);
-u64 fcoe_wwn_from_mac(unsigned char mac[MAX_ADDR_LEN],
- unsigned int scheme, unsigned int port);
-
-u32 fcoe_fc_crc(struct fc_frame *fp);
-int fcoe_xmit(struct fc_lport *, struct fc_frame *);
-int fcoe_rcv(struct sk_buff *, struct net_device *,
- struct packet_type *, struct net_device *);
-
-int fcoe_percpu_receive_thread(void *arg);
-void fcoe_clean_pending_queue(struct fc_lport *lp);
-void fcoe_percpu_clean(struct fc_lport *lp);
-void fcoe_watchdog(ulong vp);
-int fcoe_link_ok(struct fc_lport *lp);
-
-struct fc_lport *fcoe_hostlist_lookup(const struct net_device *);
-int fcoe_hostlist_add(const struct fc_lport *);
-int fcoe_hostlist_remove(const struct fc_lport *);
-
-struct Scsi_Host *fcoe_host_alloc(struct scsi_host_template *, int);
+u64 fcoe_wwn_from_mac(unsigned char mac[], unsigned int, unsigned int);
int fcoe_libfc_config(struct fc_lport *, struct libfc_function_template *);
-/* fcoe sw hba */
-int __init fcoe_sw_init(void);
-int __exit fcoe_sw_exit(void);
#endif /* _LIBFCOE_H */
diff --git a/include/trace/kmemtrace.h b/include/trace/kmemtrace.h
index ad8b7857855..28ee69f9cd4 100644
--- a/include/trace/kmemtrace.h
+++ b/include/trace/kmemtrace.h
@@ -9,65 +9,53 @@
#ifdef __KERNEL__
+#include <linux/tracepoint.h>
#include <linux/types.h>
-#include <linux/marker.h>
-
-enum kmemtrace_type_id {
- KMEMTRACE_TYPE_KMALLOC = 0, /* kmalloc() or kfree(). */
- KMEMTRACE_TYPE_CACHE, /* kmem_cache_*(). */
- KMEMTRACE_TYPE_PAGES, /* __get_free_pages() and friends. */
-};
#ifdef CONFIG_KMEMTRACE
-
extern void kmemtrace_init(void);
-
-extern void kmemtrace_mark_alloc_node(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr,
- size_t bytes_req,
- size_t bytes_alloc,
- gfp_t gfp_flags,
- int node);
-
-extern void kmemtrace_mark_free(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr);
-
-#else /* CONFIG_KMEMTRACE */
-
+#else
static inline void kmemtrace_init(void)
{
}
-
-static inline void kmemtrace_mark_alloc_node(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr,
- size_t bytes_req,
- size_t bytes_alloc,
- gfp_t gfp_flags,
- int node)
-{
-}
-
-static inline void kmemtrace_mark_free(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr)
-{
-}
-
-#endif /* CONFIG_KMEMTRACE */
-
-static inline void kmemtrace_mark_alloc(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr,
- size_t bytes_req,
- size_t bytes_alloc,
- gfp_t gfp_flags)
-{
- kmemtrace_mark_alloc_node(type_id, call_site, ptr,
- bytes_req, bytes_alloc, gfp_flags, -1);
-}
+#endif
+
+DECLARE_TRACE(kmalloc,
+ TP_PROTO(unsigned long call_site,
+ const void *ptr,
+ size_t bytes_req,
+ size_t bytes_alloc,
+ gfp_t gfp_flags),
+ TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags));
+DECLARE_TRACE(kmem_cache_alloc,
+ TP_PROTO(unsigned long call_site,
+ const void *ptr,
+ size_t bytes_req,
+ size_t bytes_alloc,
+ gfp_t gfp_flags),
+ TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags));
+DECLARE_TRACE(kmalloc_node,
+ TP_PROTO(unsigned long call_site,
+ const void *ptr,
+ size_t bytes_req,
+ size_t bytes_alloc,
+ gfp_t gfp_flags,
+ int node),
+ TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node));
+DECLARE_TRACE(kmem_cache_alloc_node,
+ TP_PROTO(unsigned long call_site,
+ const void *ptr,
+ size_t bytes_req,
+ size_t bytes_alloc,
+ gfp_t gfp_flags,
+ int node),
+ TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node));
+DECLARE_TRACE(kfree,
+ TP_PROTO(unsigned long call_site, const void *ptr),
+ TP_ARGS(call_site, ptr));
+DECLARE_TRACE(kmem_cache_free,
+ TP_PROTO(unsigned long call_site, const void *ptr),
+ TP_ARGS(call_site, ptr));
#endif /* __KERNEL__ */