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-rw-r--r--include/linux/Kbuild1
-rw-r--r--include/linux/dlm.h14
-rw-r--r--include/linux/dlm_device.h22
-rw-r--r--include/linux/dlm_netlink.h56
-rw-r--r--include/linux/gfs2_ondisk.h142
5 files changed, 93 insertions, 142 deletions
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index f317c270d4b..afae306b177 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -49,6 +49,7 @@ header-y += consolemap.h
header-y += const.h
header-y += cycx_cfm.h
header-y += dlm_device.h
+header-y += dlm_netlink.h
header-y += dm-ioctl.h
header-y += dn.h
header-y += dqblk_v1.h
diff --git a/include/linux/dlm.h b/include/linux/dlm.h
index 1b1dcb9a40b..be9d278761e 100644
--- a/include/linux/dlm.h
+++ b/include/linux/dlm.h
@@ -2,7 +2,7 @@
*******************************************************************************
**
** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
-** Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
+** Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved.
**
** This copyrighted material is made available to anyone wishing to use,
** modify, copy, or redistribute it subject to the terms and conditions
@@ -85,7 +85,11 @@
* Only relevant to locks originating in userspace. A persistent lock will not
* be removed if the process holding the lock exits.
*
- * DLM_LKF_NODLKWT
+ * DLM_LKF_NODLCKWT
+ *
+ * Do not cancel the lock if it gets into conversion deadlock.
+ * Exclude this lock from being monitored due to DLM_LSFL_TIMEWARN.
+ *
* DLM_LKF_NODLCKBLK
*
* net yet implemented
@@ -149,6 +153,7 @@
#define DLM_LKF_ALTPR 0x00008000
#define DLM_LKF_ALTCW 0x00010000
#define DLM_LKF_FORCEUNLOCK 0x00020000
+#define DLM_LKF_TIMEOUT 0x00040000
/*
* Some return codes that are not in errno.h
@@ -199,11 +204,12 @@ struct dlm_lksb {
char * sb_lvbptr;
};
+#define DLM_LSFL_NODIR 0x00000001
+#define DLM_LSFL_TIMEWARN 0x00000002
+#define DLM_LSFL_FS 0x00000004
#ifdef __KERNEL__
-#define DLM_LSFL_NODIR 0x00000001
-
/*
* dlm_new_lockspace
*
diff --git a/include/linux/dlm_device.h b/include/linux/dlm_device.h
index c2735cab2eb..9642277a152 100644
--- a/include/linux/dlm_device.h
+++ b/include/linux/dlm_device.h
@@ -2,7 +2,7 @@
*******************************************************************************
**
** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
-** Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
+** Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved.
**
** This copyrighted material is made available to anyone wishing to use,
** modify, copy, or redistribute it subject to the terms and conditions
@@ -18,21 +18,24 @@
#define DLM_USER_LVB_LEN 32
/* Version of the device interface */
-#define DLM_DEVICE_VERSION_MAJOR 5
-#define DLM_DEVICE_VERSION_MINOR 1
+#define DLM_DEVICE_VERSION_MAJOR 6
+#define DLM_DEVICE_VERSION_MINOR 0
#define DLM_DEVICE_VERSION_PATCH 0
/* struct passed to the lock write */
struct dlm_lock_params {
__u8 mode;
__u8 namelen;
- __u16 flags;
+ __u16 unused;
+ __u32 flags;
__u32 lkid;
__u32 parent;
- void __user *castparam;
+ __u64 xid;
+ __u64 timeout;
+ void __user *castparam;
void __user *castaddr;
void __user *bastparam;
- void __user *bastaddr;
+ void __user *bastaddr;
struct dlm_lksb __user *lksb;
char lvb[DLM_USER_LVB_LEN];
char name[0];
@@ -62,9 +65,15 @@ struct dlm_write_request {
} i;
};
+struct dlm_device_version {
+ __u32 version[3];
+};
+
/* struct read from the "device" fd,
consists mainly of userspace pointers for the library to use */
+
struct dlm_lock_result {
+ __u32 version[3];
__u32 length;
void __user * user_astaddr;
void __user * user_astparam;
@@ -83,6 +92,7 @@ struct dlm_lock_result {
#define DLM_USER_CREATE_LOCKSPACE 4
#define DLM_USER_REMOVE_LOCKSPACE 5
#define DLM_USER_PURGE 6
+#define DLM_USER_DEADLOCK 7
/* Arbitrary length restriction */
#define MAX_LS_NAME_LEN 64
diff --git a/include/linux/dlm_netlink.h b/include/linux/dlm_netlink.h
new file mode 100644
index 00000000000..19276332707
--- /dev/null
+++ b/include/linux/dlm_netlink.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2007 Red Hat, Inc. All rights reserved.
+ *
+ * This copyrighted material is made available to anyone wishing to use,
+ * modify, copy, or redistribute it subject to the terms and conditions
+ * of the GNU General Public License v.2.
+ */
+
+#ifndef _DLM_NETLINK_H
+#define _DLM_NETLINK_H
+
+enum {
+ DLM_STATUS_WAITING = 1,
+ DLM_STATUS_GRANTED = 2,
+ DLM_STATUS_CONVERT = 3,
+};
+
+#define DLM_LOCK_DATA_VERSION 1
+
+struct dlm_lock_data {
+ uint16_t version;
+ uint32_t lockspace_id;
+ int nodeid;
+ int ownpid;
+ uint32_t id;
+ uint32_t remid;
+ uint64_t xid;
+ int8_t status;
+ int8_t grmode;
+ int8_t rqmode;
+ unsigned long timestamp;
+ int resource_namelen;
+ char resource_name[DLM_RESNAME_MAXLEN];
+};
+
+enum {
+ DLM_CMD_UNSPEC = 0,
+ DLM_CMD_HELLO, /* user->kernel */
+ DLM_CMD_TIMEOUT, /* kernel->user */
+ __DLM_CMD_MAX,
+};
+
+#define DLM_CMD_MAX (__DLM_CMD_MAX - 1)
+
+enum {
+ DLM_TYPE_UNSPEC = 0,
+ DLM_TYPE_LOCK,
+ __DLM_TYPE_MAX,
+};
+
+#define DLM_TYPE_MAX (__DLM_TYPE_MAX - 1)
+
+#define DLM_GENL_VERSION 0x1
+#define DLM_GENL_NAME "DLM"
+
+#endif /* _DLM_NETLINK_H */
diff --git a/include/linux/gfs2_ondisk.h b/include/linux/gfs2_ondisk.h
index 8b7e4c1e32a..a44a6a078f0 100644
--- a/include/linux/gfs2_ondisk.h
+++ b/include/linux/gfs2_ondisk.h
@@ -54,18 +54,6 @@ struct gfs2_inum {
__be64 no_addr;
};
-struct gfs2_inum_host {
- __u64 no_formal_ino;
- __u64 no_addr;
-};
-
-static inline int gfs2_inum_equal(const struct gfs2_inum_host *ino1,
- const struct gfs2_inum_host *ino2)
-{
- return ino1->no_formal_ino == ino2->no_formal_ino &&
- ino1->no_addr == ino2->no_addr;
-}
-
/*
* Generic metadata head structure
* Every inplace buffer logged in the journal must start with this.
@@ -94,12 +82,6 @@ struct gfs2_meta_header {
__be32 __pad1; /* Was incarnation number in gfs1 */
};
-struct gfs2_meta_header_host {
- __u32 mh_magic;
- __u32 mh_type;
- __u32 mh_format;
-};
-
/*
* super-block structure
*
@@ -139,23 +121,6 @@ struct gfs2_sb {
/* In gfs1, quota and license dinodes followed */
};
-struct gfs2_sb_host {
- struct gfs2_meta_header_host sb_header;
-
- __u32 sb_fs_format;
- __u32 sb_multihost_format;
-
- __u32 sb_bsize;
- __u32 sb_bsize_shift;
-
- struct gfs2_inum_host sb_master_dir; /* Was jindex dinode in gfs1 */
- struct gfs2_inum_host sb_root_dir;
-
- char sb_lockproto[GFS2_LOCKNAME_LEN];
- char sb_locktable[GFS2_LOCKNAME_LEN];
- /* In gfs1, quota and license dinodes followed */
-};
-
/*
* resource index structure
*/
@@ -173,14 +138,6 @@ struct gfs2_rindex {
__u8 ri_reserved[64];
};
-struct gfs2_rindex_host {
- __u64 ri_addr; /* grp block disk address */
- __u64 ri_data0; /* first data location */
- __u32 ri_length; /* length of rgrp header in fs blocks */
- __u32 ri_data; /* num of data blocks in rgrp */
- __u32 ri_bitbytes; /* number of bytes in data bitmaps */
-};
-
/*
* resource group header structure
*/
@@ -212,13 +169,6 @@ struct gfs2_rgrp {
__u8 rg_reserved[80]; /* Several fields from gfs1 now reserved */
};
-struct gfs2_rgrp_host {
- __u32 rg_flags;
- __u32 rg_free;
- __u32 rg_dinodes;
- __u64 rg_igeneration;
-};
-
/*
* quota structure
*/
@@ -230,12 +180,6 @@ struct gfs2_quota {
__u8 qu_reserved[64];
};
-struct gfs2_quota_host {
- __u64 qu_limit;
- __u64 qu_warn;
- __u64 qu_value;
-};
-
/*
* dinode structure
*/
@@ -315,29 +259,11 @@ struct gfs2_dinode {
struct gfs2_inum __pad4; /* Unused even in current gfs1 */
__be64 di_eattr; /* extended attribute block number */
+ __be32 di_atime_nsec; /* nsec portion of atime */
+ __be32 di_mtime_nsec; /* nsec portion of mtime */
+ __be32 di_ctime_nsec; /* nsec portion of ctime */
- __u8 di_reserved[56];
-};
-
-struct gfs2_dinode_host {
- __u64 di_size; /* number of bytes in file */
- __u64 di_blocks; /* number of blocks in file */
-
- /* This section varies from gfs1. Padding added to align with
- * remainder of dinode
- */
- __u64 di_goal_meta; /* rgrp to alloc from next */
- __u64 di_goal_data; /* data block goal */
- __u64 di_generation; /* generation number for NFS */
-
- __u32 di_flags; /* GFS2_DIF_... */
- __u16 di_height; /* height of metadata */
-
- /* These only apply to directories */
- __u16 di_depth; /* Number of bits in the table */
- __u32 di_entries; /* The number of entries in the directory */
-
- __u64 di_eattr; /* extended attribute block number */
+ __u8 di_reserved[44];
};
/*
@@ -414,16 +340,6 @@ struct gfs2_log_header {
__be32 lh_hash;
};
-struct gfs2_log_header_host {
- struct gfs2_meta_header_host lh_header;
-
- __u64 lh_sequence; /* Sequence number of this transaction */
- __u32 lh_flags; /* GFS2_LOG_HEAD_... */
- __u32 lh_tail; /* Block number of log tail */
- __u32 lh_blkno;
- __u32 lh_hash;
-};
-
/*
* Log type descriptor
*/
@@ -464,11 +380,6 @@ struct gfs2_inum_range {
__be64 ir_length;
};
-struct gfs2_inum_range_host {
- __u64 ir_start;
- __u64 ir_length;
-};
-
/*
* Statfs change
* Describes an change to the pool of free and allocated
@@ -481,12 +392,6 @@ struct gfs2_statfs_change {
__be64 sc_dinodes;
};
-struct gfs2_statfs_change_host {
- __u64 sc_total;
- __u64 sc_free;
- __u64 sc_dinodes;
-};
-
/*
* Quota change
* Describes an allocation change for a particular
@@ -501,39 +406,12 @@ struct gfs2_quota_change {
__be32 qc_id;
};
-struct gfs2_quota_change_host {
- __u64 qc_change;
- __u32 qc_flags; /* GFS2_QCF_... */
- __u32 qc_id;
+struct gfs2_quota_lvb {
+ __be32 qb_magic;
+ __u32 __pad;
+ __be64 qb_limit; /* Hard limit of # blocks to alloc */
+ __be64 qb_warn; /* Warn user when alloc is above this # */
+ __be64 qb_value; /* Current # blocks allocated */
};
-#ifdef __KERNEL__
-/* Translation functions */
-
-extern void gfs2_inum_in(struct gfs2_inum_host *no, const void *buf);
-extern void gfs2_inum_out(const struct gfs2_inum_host *no, void *buf);
-extern void gfs2_sb_in(struct gfs2_sb_host *sb, const void *buf);
-extern void gfs2_rindex_in(struct gfs2_rindex_host *ri, const void *buf);
-extern void gfs2_rindex_out(const struct gfs2_rindex_host *ri, void *buf);
-extern void gfs2_rgrp_in(struct gfs2_rgrp_host *rg, const void *buf);
-extern void gfs2_rgrp_out(const struct gfs2_rgrp_host *rg, void *buf);
-extern void gfs2_quota_in(struct gfs2_quota_host *qu, const void *buf);
-struct gfs2_inode;
-extern void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf);
-extern void gfs2_ea_header_in(struct gfs2_ea_header *ea, const void *buf);
-extern void gfs2_ea_header_out(const struct gfs2_ea_header *ea, void *buf);
-extern void gfs2_log_header_in(struct gfs2_log_header_host *lh, const void *buf);
-extern void gfs2_inum_range_in(struct gfs2_inum_range_host *ir, const void *buf);
-extern void gfs2_inum_range_out(const struct gfs2_inum_range_host *ir, void *buf);
-extern void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc, const void *buf);
-extern void gfs2_statfs_change_out(const struct gfs2_statfs_change_host *sc, void *buf);
-extern void gfs2_quota_change_in(struct gfs2_quota_change_host *qc, const void *buf);
-
-/* Printing functions */
-
-extern void gfs2_rindex_print(const struct gfs2_rindex_host *ri);
-extern void gfs2_dinode_print(const struct gfs2_inode *ip);
-
-#endif /* __KERNEL__ */
-
#endif /* __GFS2_ONDISK_DOT_H__ */