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authorLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-22 14:32:15 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-22 14:32:15 -0700
commit9092131f7ea2f9e92a510ae13ac4d20165aa921c (patch)
tree4bcac80a227d320b69454057cdcef41ef43c6c85 /include/linux
parentf1b04770b0d073a9d70e5b3b873d274c1c19e1f6 (diff)
parenteadf4598e7ec37a234e70e965bd335860e58bda4 (diff)
Merge rsync://client.linux-nfs.org/pub/linux/nfs-2.6
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/fs.h1
-rw-r--r--include/linux/lockd/lockd.h7
-rw-r--r--include/linux/nfs4.h2
-rw-r--r--include/linux/nfs_fs.h306
-rw-r--r--include/linux/nfs_fs_i.h5
-rw-r--r--include/linux/nfs_fs_sb.h1
-rw-r--r--include/linux/nfs_mount.h1
-rw-r--r--include/linux/nfs_page.h30
-rw-r--r--include/linux/nfs_xdr.h43
-rw-r--r--include/linux/nfsacl.h58
-rw-r--r--include/linux/nfsd/nfsd.h16
-rw-r--r--include/linux/nfsd/xdr.h4
-rw-r--r--include/linux/nfsd/xdr3.h26
-rw-r--r--include/linux/sunrpc/clnt.h6
-rw-r--r--include/linux/sunrpc/sched.h1
-rw-r--r--include/linux/sunrpc/svc.h14
-rw-r--r--include/linux/sunrpc/xdr.h21
17 files changed, 284 insertions, 258 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 9b8b696d4f1..e5a8db00df2 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -674,6 +674,7 @@ struct file_lock {
struct lock_manager_operations *fl_lmops; /* Callbacks for lockmanagers */
union {
struct nfs_lock_info nfs_fl;
+ struct nfs4_lock_info nfs4_fl;
} fl_u;
};
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index 0d9d2257821..16d4e5a08e1 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -72,6 +72,8 @@ struct nlm_lockowner {
uint32_t pid;
};
+struct nlm_wait;
+
/*
* Memory chunk for NLM client RPC request.
*/
@@ -81,6 +83,7 @@ struct nlm_rqst {
struct nlm_host * a_host; /* host handle */
struct nlm_args a_args; /* arguments */
struct nlm_res a_res; /* result */
+ struct nlm_wait * a_block;
char a_owner[NLMCLNT_OHSIZE];
};
@@ -142,7 +145,9 @@ extern unsigned long nlmsvc_timeout;
* Lockd client functions
*/
struct nlm_rqst * nlmclnt_alloc_call(void);
-int nlmclnt_block(struct nlm_host *, struct file_lock *, u32 *);
+int nlmclnt_prepare_block(struct nlm_rqst *req, struct nlm_host *host, struct file_lock *fl);
+void nlmclnt_finish_block(struct nlm_rqst *req);
+long nlmclnt_block(struct nlm_rqst *req, long timeout);
int nlmclnt_cancel(struct nlm_host *, struct file_lock *);
u32 nlmclnt_grant(struct nlm_lock *);
void nlmclnt_recovery(struct nlm_host *, u32);
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 5ca8a8d8ccd..5bb5b2fd7ba 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -382,6 +382,8 @@ enum {
NFSPROC4_CLNT_READDIR,
NFSPROC4_CLNT_SERVER_CAPS,
NFSPROC4_CLNT_DELEGRETURN,
+ NFSPROC4_CLNT_GETACL,
+ NFSPROC4_CLNT_SETACL,
};
#endif
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index dbac7f363e5..8ea249110fb 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -15,7 +15,6 @@
#include <linux/pagemap.h>
#include <linux/rwsem.h>
#include <linux/wait.h>
-#include <linux/uio.h>
#include <linux/nfs_fs_sb.h>
@@ -29,7 +28,6 @@
#include <linux/nfs4.h>
#include <linux/nfs_xdr.h>
#include <linux/rwsem.h>
-#include <linux/workqueue.h>
#include <linux/mempool.h>
/*
@@ -44,13 +42,6 @@
#define NFS_DEF_FILE_IO_BUFFER_SIZE 4096
/*
- * The upper limit on timeouts for the exponential backoff algorithm.
- */
-#define NFS_WRITEBACK_DELAY (5*HZ)
-#define NFS_WRITEBACK_LOCKDELAY (60*HZ)
-#define NFS_COMMIT_DELAY (5*HZ)
-
-/*
* superblock magic number for NFS
*/
#define NFS_SUPER_MAGIC 0x6969
@@ -60,9 +51,6 @@
*/
#define NFS_RPC_SWAPFLAGS (RPC_TASK_SWAPPER|RPC_TASK_ROOTCREDS)
-#define NFS_RW_SYNC 0x0001 /* O_SYNC handling */
-#define NFS_RW_SWAP 0x0002 /* This is a swap request */
-
/*
* When flushing a cluster of dirty pages, there can be different
* strategies:
@@ -96,7 +84,8 @@ struct nfs_open_context {
int error;
struct list_head list;
- wait_queue_head_t waitq;
+
+ __u64 dir_cookie;
};
/*
@@ -104,6 +93,8 @@ struct nfs_open_context {
*/
struct nfs_delegation;
+struct posix_acl;
+
/*
* nfs fs inode data in memory
*/
@@ -140,7 +131,6 @@ struct nfs_inode {
*
* mtime != read_cache_mtime
*/
- unsigned long readdir_timestamp;
unsigned long read_cache_jiffies;
unsigned long attrtimeo;
unsigned long attrtimeo_timestamp;
@@ -158,6 +148,10 @@ struct nfs_inode {
atomic_t data_updates;
struct nfs_access_entry cache_access;
+#ifdef CONFIG_NFS_V3_ACL
+ struct posix_acl *acl_access;
+ struct posix_acl *acl_default;
+#endif
/*
* This is the cookie verifier used for NFSv3 readdir
@@ -183,13 +177,13 @@ struct nfs_inode {
wait_queue_head_t nfs_i_wait;
#ifdef CONFIG_NFS_V4
+ struct nfs4_cached_acl *nfs4_acl;
/* NFSv4 state */
struct list_head open_states;
struct nfs_delegation *delegation;
int delegation_state;
struct rw_semaphore rwsem;
#endif /* CONFIG_NFS_V4*/
-
struct inode vfs_inode;
};
@@ -203,6 +197,8 @@ struct nfs_inode {
#define NFS_INO_INVALID_DATA 0x0010 /* cached data is invalid */
#define NFS_INO_INVALID_ATIME 0x0020 /* cached atime is invalid */
#define NFS_INO_INVALID_ACCESS 0x0040 /* cached access cred invalid */
+#define NFS_INO_INVALID_ACL 0x0080 /* cached acls are invalid */
+#define NFS_INO_REVAL_PAGECACHE 0x1000 /* must revalidate pagecache */
static inline struct nfs_inode *NFS_I(struct inode *inode)
{
@@ -294,12 +290,12 @@ extern int nfs_release(struct inode *, struct file *);
extern int nfs_attribute_timeout(struct inode *inode);
extern int nfs_revalidate_inode(struct nfs_server *server, struct inode *inode);
extern int __nfs_revalidate_inode(struct nfs_server *, struct inode *);
+extern void nfs_revalidate_mapping(struct inode *inode, struct address_space *mapping);
extern int nfs_setattr(struct dentry *, struct iattr *);
extern void nfs_begin_attr_update(struct inode *);
extern void nfs_end_attr_update(struct inode *);
extern void nfs_begin_data_update(struct inode *);
extern void nfs_end_data_update(struct inode *);
-extern void nfs_end_data_update_defer(struct inode *);
extern struct nfs_open_context *alloc_nfs_open_context(struct dentry *dentry, struct rpc_cred *cred);
extern struct nfs_open_context *get_nfs_open_context(struct nfs_open_context *ctx);
extern void put_nfs_open_context(struct nfs_open_context *ctx);
@@ -314,6 +310,9 @@ extern u32 root_nfs_parse_addr(char *name); /*__init*/
* linux/fs/nfs/file.c
*/
extern struct inode_operations nfs_file_inode_operations;
+#ifdef CONFIG_NFS_V3
+extern struct inode_operations nfs3_file_inode_operations;
+#endif /* CONFIG_NFS_V3 */
extern struct file_operations nfs_file_operations;
extern struct address_space_operations nfs_file_aops;
@@ -329,6 +328,22 @@ static inline struct rpc_cred *nfs_file_cred(struct file *file)
}
/*
+ * linux/fs/nfs/xattr.c
+ */
+#ifdef CONFIG_NFS_V3_ACL
+extern ssize_t nfs3_listxattr(struct dentry *, char *, size_t);
+extern ssize_t nfs3_getxattr(struct dentry *, const char *, void *, size_t);
+extern int nfs3_setxattr(struct dentry *, const char *,
+ const void *, size_t, int);
+extern int nfs3_removexattr (struct dentry *, const char *name);
+#else
+# define nfs3_listxattr NULL
+# define nfs3_getxattr NULL
+# define nfs3_setxattr NULL
+# define nfs3_removexattr NULL
+#endif
+
+/*
* linux/fs/nfs/direct.c
*/
extern ssize_t nfs_direct_IO(int, struct kiocb *, const struct iovec *, loff_t,
@@ -342,6 +357,9 @@ extern ssize_t nfs_file_direct_write(struct kiocb *iocb, const char __user *buf,
* linux/fs/nfs/dir.c
*/
extern struct inode_operations nfs_dir_inode_operations;
+#ifdef CONFIG_NFS_V3
+extern struct inode_operations nfs3_dir_inode_operations;
+#endif /* CONFIG_NFS_V3 */
extern struct file_operations nfs_dir_operations;
extern struct dentry_operations nfs_dentry_operations;
@@ -377,10 +395,10 @@ extern void nfs_commit_done(struct rpc_task *);
*/
extern int nfs_sync_inode(struct inode *, unsigned long, unsigned int, int);
#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
-extern int nfs_commit_inode(struct inode *, unsigned long, unsigned int, int);
+extern int nfs_commit_inode(struct inode *, int);
#else
static inline int
-nfs_commit_inode(struct inode *inode, unsigned long idx_start, unsigned int npages, int how)
+nfs_commit_inode(struct inode *inode, int how)
{
return 0;
}
@@ -434,11 +452,6 @@ static inline void nfs_writedata_free(struct nfs_write_data *p)
mempool_free(p, nfs_wdata_mempool);
}
-/* Hack for future NFS swap support */
-#ifndef IS_SWAPFILE
-# define IS_SWAPFILE(inode) (0)
-#endif
-
/*
* linux/fs/nfs/read.c
*/
@@ -468,6 +481,29 @@ static inline void nfs_readdata_free(struct nfs_read_data *p)
extern void nfs_readdata_release(struct rpc_task *task);
/*
+ * linux/fs/nfs3proc.c
+ */
+#ifdef CONFIG_NFS_V3_ACL
+extern struct posix_acl *nfs3_proc_getacl(struct inode *inode, int type);
+extern int nfs3_proc_setacl(struct inode *inode, int type,
+ struct posix_acl *acl);
+extern int nfs3_proc_set_default_acl(struct inode *dir, struct inode *inode,
+ mode_t mode);
+extern void nfs3_forget_cached_acls(struct inode *inode);
+#else
+static inline int nfs3_proc_set_default_acl(struct inode *dir,
+ struct inode *inode,
+ mode_t mode)
+{
+ return 0;
+}
+
+static inline void nfs3_forget_cached_acls(struct inode *inode)
+{
+}
+#endif /* CONFIG_NFS_V3_ACL */
+
+/*
* linux/fs/mount_clnt.c
* (Used only by nfsroot module)
*/
@@ -515,230 +551,6 @@ extern void * nfs_root_data(void);
#define NFS_JUKEBOX_RETRY_TIME (5 * HZ)
-#ifdef CONFIG_NFS_V4
-
-struct idmap;
-
-/*
- * In a seqid-mutating op, this macro controls which error return
- * values trigger incrementation of the seqid.
- *
- * from rfc 3010:
- * The client MUST monotonically increment the sequence number for the
- * CLOSE, LOCK, LOCKU, OPEN, OPEN_CONFIRM, and OPEN_DOWNGRADE
- * operations. This is true even in the event that the previous
- * operation that used the sequence number received an error. The only
- * exception to this rule is if the previous operation received one of
- * the following errors: NFSERR_STALE_CLIENTID, NFSERR_STALE_STATEID,
- * NFSERR_BAD_STATEID, NFSERR_BAD_SEQID, NFSERR_BADXDR,
- * NFSERR_RESOURCE, NFSERR_NOFILEHANDLE.
- *
- */
-#define seqid_mutating_err(err) \
-(((err) != NFSERR_STALE_CLIENTID) && \
- ((err) != NFSERR_STALE_STATEID) && \
- ((err) != NFSERR_BAD_STATEID) && \
- ((err) != NFSERR_BAD_SEQID) && \
- ((err) != NFSERR_BAD_XDR) && \
- ((err) != NFSERR_RESOURCE) && \
- ((err) != NFSERR_NOFILEHANDLE))
-
-enum nfs4_client_state {
- NFS4CLNT_OK = 0,
-};
-
-/*
- * The nfs4_client identifies our client state to the server.
- */
-struct nfs4_client {
- struct list_head cl_servers; /* Global list of servers */
- struct in_addr cl_addr; /* Server identifier */
- u64 cl_clientid; /* constant */
- nfs4_verifier cl_confirm;
- unsigned long cl_state;
-
- u32 cl_lockowner_id;
-
- /*
- * The following rwsem ensures exclusive access to the server
- * while we recover the state following a lease expiration.
- */
- struct rw_semaphore cl_sem;
-
- struct list_head cl_delegations;
- struct list_head cl_state_owners;
- struct list_head cl_unused;
- int cl_nunused;
- spinlock_t cl_lock;
- atomic_t cl_count;
-
- struct rpc_clnt * cl_rpcclient;
- struct rpc_cred * cl_cred;
-
- struct list_head cl_superblocks; /* List of nfs_server structs */
-
- unsigned long cl_lease_time;
- unsigned long cl_last_renewal;
- struct work_struct cl_renewd;
- struct work_struct cl_recoverd;
-
- wait_queue_head_t cl_waitq;
- struct rpc_wait_queue cl_rpcwaitq;
-
- /* used for the setclientid verifier */
- struct timespec cl_boot_time;
-
- /* idmapper */
- struct idmap * cl_idmap;
-
- /* Our own IP address, as a null-terminated string.
- * This is used to generate the clientid, and the callback address.
- */
- char cl_ipaddr[16];
- unsigned char cl_id_uniquifier;
-};
-
-/*
- * NFS4 state_owners and lock_owners are simply labels for ordered
- * sequences of RPC calls. Their sole purpose is to provide once-only
- * semantics by allowing the server to identify replayed requests.
- *
- * The ->so_sema is held during all state_owner seqid-mutating operations:
- * OPEN, OPEN_DOWNGRADE, and CLOSE. Its purpose is to properly serialize
- * so_seqid.
- */
-struct nfs4_state_owner {
- struct list_head so_list; /* per-clientid list of state_owners */
- struct nfs4_client *so_client;
- u32 so_id; /* 32-bit identifier, unique */
- struct semaphore so_sema;
- u32 so_seqid; /* protected by so_sema */
- atomic_t so_count;
-
- struct rpc_cred *so_cred; /* Associated cred */
- struct list_head so_states;
- struct list_head so_delegations;
-};
-
-/*
- * struct nfs4_state maintains the client-side state for a given
- * (state_owner,inode) tuple (OPEN) or state_owner (LOCK).
- *
- * OPEN:
- * In order to know when to OPEN_DOWNGRADE or CLOSE the state on the server,
- * we need to know how many files are open for reading or writing on a
- * given inode. This information too is stored here.
- *
- * LOCK: one nfs4_state (LOCK) to hold the lock stateid nfs4_state(OPEN)
- */
-
-struct nfs4_lock_state {
- struct list_head ls_locks; /* Other lock stateids */
- fl_owner_t ls_owner; /* POSIX lock owner */
-#define NFS_LOCK_INITIALIZED 1
- int ls_flags;
- u32 ls_seqid;
- u32 ls_id;
- nfs4_stateid ls_stateid;
- atomic_t ls_count;
-};
-
-/* bits for nfs4_state->flags */
-enum {
- LK_STATE_IN_USE,
- NFS_DELEGATED_STATE,
-};
-
-struct nfs4_state {
- struct list_head open_states; /* List of states for the same state_owner */
- struct list_head inode_states; /* List of states for the same inode */
- struct list_head lock_states; /* List of subservient lock stateids */
-
- struct nfs4_state_owner *owner; /* Pointer to the open owner */
- struct inode *inode; /* Pointer to the inode */
-
- unsigned long flags; /* Do we hold any locks? */
- struct semaphore lock_sema; /* Serializes file locking operations */
- rwlock_t state_lock; /* Protects the lock_states list */
-
- nfs4_stateid stateid;
-
- unsigned int nreaders;
- unsigned int nwriters;
- int state; /* State on the server (R,W, or RW) */
- atomic_t count;
-};
-
-
-struct nfs4_exception {
- long timeout;
- int retry;
-};
-
-struct nfs4_state_recovery_ops {
- int (*recover_open)(struct nfs4_state_owner *, struct nfs4_state *);
- int (*recover_lock)(struct nfs4_state *, struct file_lock *);
-};
-
-extern struct dentry_operations nfs4_dentry_operations;
-extern struct inode_operations nfs4_dir_inode_operations;
-
-/* nfs4proc.c */
-extern int nfs4_map_errors(int err);
-extern int nfs4_proc_setclientid(struct nfs4_client *, u32, unsigned short);
-extern int nfs4_proc_setclientid_confirm(struct nfs4_client *);
-extern int nfs4_proc_async_renew(struct nfs4_client *);
-extern int nfs4_proc_renew(struct nfs4_client *);
-extern int nfs4_do_close(struct inode *inode, struct nfs4_state *state, mode_t mode);
-extern struct inode *nfs4_atomic_open(struct inode *, struct dentry *, struct nameidata *);
-extern int nfs4_open_revalidate(struct inode *, struct dentry *, int);
-
-extern struct nfs4_state_recovery_ops nfs4_reboot_recovery_ops;
-extern struct nfs4_state_recovery_ops nfs4_network_partition_recovery_ops;
-
-/* nfs4renewd.c */
-extern void nfs4_schedule_state_renewal(struct nfs4_client *);
-extern void nfs4_renewd_prepare_shutdown(struct nfs_server *);
-extern void nfs4_kill_renewd(struct nfs4_client *);
-
-/* nfs4state.c */
-extern void init_nfsv4_state(struct nfs_server *);
-extern void destroy_nfsv4_state(struct nfs_server *);
-extern struct nfs4_client *nfs4_get_client(struct in_addr *);
-extern void nfs4_put_client(struct nfs4_client *clp);
-extern int nfs4_init_client(struct nfs4_client *clp);
-extern struct nfs4_client *nfs4_find_client(struct in_addr *);
-extern u32 nfs4_alloc_lockowner_id(struct nfs4_client *);
-
-extern struct nfs4_state_owner * nfs4_get_state_owner(struct nfs_server *, struct rpc_cred *);
-extern void nfs4_put_state_owner(struct nfs4_state_owner *);
-extern void nfs4_drop_state_owner(struct nfs4_state_owner *);
-extern struct nfs4_state * nfs4_get_open_state(struct inode *, struct nfs4_state_owner *);
-extern void nfs4_put_open_state(struct nfs4_state *);
-extern void nfs4_close_state(struct nfs4_state *, mode_t);
-extern struct nfs4_state *nfs4_find_state(struct inode *, struct rpc_cred *, mode_t mode);
-extern void nfs4_increment_seqid(int status, struct nfs4_state_owner *sp);
-extern void nfs4_schedule_state_recovery(struct nfs4_client *);
-extern struct nfs4_lock_state *nfs4_find_lock_state(struct nfs4_state *state, fl_owner_t);
-extern struct nfs4_lock_state *nfs4_get_lock_state(struct nfs4_state *state, fl_owner_t);
-extern void nfs4_put_lock_state(struct nfs4_lock_state *state);
-extern void nfs4_increment_lock_seqid(int status, struct nfs4_lock_state *ls);
-extern void nfs4_notify_setlk(struct nfs4_state *, struct file_lock *, struct nfs4_lock_state *);
-extern void nfs4_notify_unlck(struct nfs4_state *, struct file_lock *, struct nfs4_lock_state *);
-extern void nfs4_copy_stateid(nfs4_stateid *, struct nfs4_state *, fl_owner_t);
-
-
-
-struct nfs4_mount_data;
-#else
-#define init_nfsv4_state(server) do { } while (0)
-#define destroy_nfsv4_state(server) do { } while (0)
-#define nfs4_put_state_owner(inode, owner) do { } while (0)
-#define nfs4_put_open_state(state) do { } while (0)
-#define nfs4_close_state(a, b) do { } while (0)
-#define nfs4_renewd_prepare_shutdown(server) do { } while (0)
-#endif
-
#endif /* __KERNEL__ */
/*
diff --git a/include/linux/nfs_fs_i.h b/include/linux/nfs_fs_i.h
index e9a749588a7..e2c18dabff8 100644
--- a/include/linux/nfs_fs_i.h
+++ b/include/linux/nfs_fs_i.h
@@ -16,6 +16,11 @@ struct nfs_lock_info {
struct nlm_lockowner *owner;
};
+struct nfs4_lock_state;
+struct nfs4_lock_info {
+ struct nfs4_lock_state *owner;
+};
+
/*
* Lock flag values
*/
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index fc51645d61e..3d3a305488c 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -10,6 +10,7 @@
struct nfs_server {
struct rpc_clnt * client; /* RPC client handle */
struct rpc_clnt * client_sys; /* 2nd handle for FSINFO */
+ struct rpc_clnt * client_acl; /* ACL RPC client handle */
struct nfs_rpc_ops * rpc_ops; /* NFS protocol vector */
struct backing_dev_info backing_dev_info;
int flags; /* various flags */
diff --git a/include/linux/nfs_mount.h b/include/linux/nfs_mount.h
index 0071428231f..659c7543845 100644
--- a/include/linux/nfs_mount.h
+++ b/include/linux/nfs_mount.h
@@ -58,6 +58,7 @@ struct nfs_mount_data {
#define NFS_MOUNT_KERBEROS 0x0100 /* 3 */
#define NFS_MOUNT_NONLM 0x0200 /* 3 */
#define NFS_MOUNT_BROKEN_SUID 0x0400 /* 4 */
+#define NFS_MOUNT_NOACL 0x0800 /* 4 */
#define NFS_MOUNT_STRICTLOCK 0x1000 /* reserved for NFSv4 */
#define NFS_MOUNT_SECFLAVOUR 0x2000 /* 5 */
#define NFS_MOUNT_FLAGMASK 0xFFFF
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index 39e4895bcdb..da2e077b65e 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -20,12 +20,19 @@
#include <asm/atomic.h>
/*
+ * Valid flags for the radix tree
+ */
+#define NFS_PAGE_TAG_DIRTY 0
+#define NFS_PAGE_TAG_WRITEBACK 1
+
+/*
* Valid flags for a dirty buffer
*/
#define PG_BUSY 0
#define PG_NEED_COMMIT 1
#define PG_NEED_RESCHED 2
+struct nfs_inode;
struct nfs_page {
struct list_head wb_list, /* Defines state of page: */
*wb_list_head; /* read/write/commit */
@@ -54,14 +61,17 @@ extern void nfs_clear_request(struct nfs_page *req);
extern void nfs_release_request(struct nfs_page *req);
-extern void nfs_list_add_request(struct nfs_page *, struct list_head *);
-
+extern int nfs_scan_lock_dirty(struct nfs_inode *nfsi, struct list_head *dst,
+ unsigned long idx_start, unsigned int npages);
extern int nfs_scan_list(struct list_head *, struct list_head *,
unsigned long, unsigned int);
extern int nfs_coalesce_requests(struct list_head *, struct list_head *,
unsigned int);
extern int nfs_wait_on_request(struct nfs_page *);
extern void nfs_unlock_request(struct nfs_page *req);
+extern int nfs_set_page_writeback_locked(struct nfs_page *req);
+extern void nfs_clear_page_writeback(struct nfs_page *req);
+
/*
* Lock the page of an asynchronous request without incrementing the wb_count
@@ -86,6 +96,18 @@ nfs_lock_request(struct nfs_page *req)
return 1;
}
+/**
+ * nfs_list_add_request - Insert a request into a list
+ * @req: request
+ * @head: head of list into which to insert the request.
+ */
+static inline void
+nfs_list_add_request(struct nfs_page *req, struct list_head *head)
+{
+ list_add_tail(&req->wb_list, head);
+ req->wb_list_head = head;
+}
+
/**
* nfs_list_remove_request - Remove a request from its wb_list
@@ -96,10 +118,6 @@ nfs_list_remove_request(struct nfs_page *req)
{
if (list_empty(&req->wb_list))
return;
- if (!NFS_WBACK_BUSY(req)) {
- printk(KERN_ERR "NFS: unlocked request attempted removed from list!\n");
- BUG();
- }
list_del_init(&req->wb_list);
req->wb_list_head = NULL;
}
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 47037d9521c..a2bf6914ff1 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -2,6 +2,7 @@
#define _LINUX_NFS_XDR_H
#include <linux/sunrpc/xprt.h>
+#include <linux/nfsacl.h>
struct nfs4_fsid {
__u64 major;
@@ -326,6 +327,20 @@ struct nfs_setattrargs {
const u32 * bitmask;
};
+struct nfs_setaclargs {
+ struct nfs_fh * fh;
+ size_t acl_len;
+ unsigned int acl_pgbase;
+ struct page ** acl_pages;
+};
+
+struct nfs_getaclargs {
+ struct nfs_fh * fh;
+ size_t acl_len;
+ unsigned int acl_pgbase;
+ struct page ** acl_pages;
+};
+
struct nfs_setattrres {
struct nfs_fattr * fattr;
const struct nfs_server * server;
@@ -354,6 +369,20 @@ struct nfs_readdirargs {
struct page ** pages;
};
+struct nfs3_getaclargs {
+ struct nfs_fh * fh;
+ int mask;
+ struct page ** pages;
+};
+
+struct nfs3_setaclargs {
+ struct inode * inode;
+ int mask;
+ struct posix_acl * acl_access;
+ struct posix_acl * acl_default;
+ struct page ** pages;
+};
+
struct nfs_diropok {
struct nfs_fh * fh;
struct nfs_fattr * fattr;
@@ -477,6 +506,15 @@ struct nfs3_readdirres {
int plus;
};
+struct nfs3_getaclres {
+ struct nfs_fattr * fattr;
+ int mask;
+ unsigned int acl_access_count;
+ unsigned int acl_default_count;
+ struct posix_acl * acl_access;
+ struct posix_acl * acl_default;
+};
+
#ifdef CONFIG_NFS_V4
typedef u64 clientid4;
@@ -667,6 +705,7 @@ struct nfs_rpc_ops {
int version; /* Protocol version */
struct dentry_operations *dentry_ops;
struct inode_operations *dir_inode_ops;
+ struct inode_operations *file_inode_ops;
int (*getroot) (struct nfs_server *, struct nfs_fh *,
struct nfs_fsinfo *);
@@ -713,6 +752,7 @@ struct nfs_rpc_ops {
int (*file_open) (struct inode *, struct file *);
int (*file_release) (struct inode *, struct file *);
int (*lock)(struct file *, int, struct file_lock *);
+ void (*clear_acl_cache)(struct inode *);
};
/*
@@ -732,4 +772,7 @@ extern struct rpc_version nfs_version2;
extern struct rpc_version nfs_version3;
extern struct rpc_version nfs_version4;
+extern struct rpc_version nfsacl_version3;
+extern struct rpc_program nfsacl_program;
+
#endif
diff --git a/include/linux/nfsacl.h b/include/linux/nfsacl.h
new file mode 100644
index 00000000000..54487a99beb
--- /dev/null
+++ b/include/linux/nfsacl.h
@@ -0,0 +1,58 @@
+/*
+ * File: linux/nfsacl.h
+ *
+ * (C) 2003 Andreas Gruenbacher <agruen@suse.de>
+ */
+#ifndef __LINUX_NFSACL_H
+#define __LINUX_NFSACL_H
+
+#define NFS_ACL_PROGRAM 100227
+
+#define ACLPROC2_GETACL 1
+#define ACLPROC2_SETACL 2
+#define ACLPROC2_GETATTR 3
+#define ACLPROC2_ACCESS 4
+
+#define ACLPROC3_GETACL 1
+#define ACLPROC3_SETACL 2
+
+
+/* Flags for the getacl/setacl mode */
+#define NFS_ACL 0x0001
+#define NFS_ACLCNT 0x0002
+#define NFS_DFACL 0x0004
+#define NFS_DFACLCNT 0x0008
+
+/* Flag for Default ACL entries */
+#define NFS_ACL_DEFAULT 0x1000
+
+#ifdef __KERNEL__
+
+#include <linux/posix_acl.h>
+
+/* Maximum number of ACL entries over NFS */
+#define NFS_ACL_MAX_ENTRIES 1024
+
+#define NFSACL_MAXWORDS (2*(2+3*NFS_ACL_MAX_ENTRIES))
+#define NFSACL_MAXPAGES ((2*(8+12*NFS_ACL_MAX_ENTRIES) + PAGE_SIZE-1) \
+ >> PAGE_SHIFT)
+
+static inline unsigned int
+nfsacl_size(struct posix_acl *acl_access, struct posix_acl *acl_default)
+{
+ unsigned int w = 16;
+ w += max(acl_access ? (int)acl_access->a_count : 3, 4) * 12;
+ if (acl_default)
+ w += max((int)acl_default->a_count, 4) * 12;
+ return w;
+}
+
+extern unsigned int
+nfsacl_encode(struct xdr_buf *buf, unsigned int base, struct inode *inode,
+ struct posix_acl *acl, int encode_entries, int typeflag);
+extern unsigned int
+nfsacl_decode(struct xdr_buf *buf, unsigned int base, unsigned int *aclcnt,
+ struct posix_acl **pacl);
+
+#endif /* __KERNEL__ */
+#endif /* __LINUX_NFSACL_H */
diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h
index 8f85d9a5960..4bf931d5ff5 100644
--- a/include/linux/nfsd/nfsd.h
+++ b/include/linux/nfsd/nfsd.h
@@ -15,6 +15,7 @@
#include <linux/unistd.h>
#include <linux/dirent.h>
#include <linux/fs.h>
+#include <linux/posix_acl.h>
#include <linux/mount.h>
#include <linux/nfsd/debug.h>
@@ -124,6 +125,21 @@ int nfsd_statfs(struct svc_rqst *, struct svc_fh *,
int nfsd_notify_change(struct inode *, struct iattr *);
int nfsd_permission(struct svc_export *, struct dentry *, int);
+#if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL)
+#ifdef CONFIG_NFSD_V2_ACL
+extern struct svc_version nfsd_acl_version2;
+#else
+#define nfsd_acl_version2 NULL
+#endif
+#ifdef CONFIG_NFSD_V3_ACL
+extern struct svc_version nfsd_acl_version3;
+#else
+#define nfsd_acl_version3 NULL
+#endif
+struct posix_acl *nfsd_get_posix_acl(struct svc_fh *, int);
+int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *);
+#endif
+
/*
* NFSv4 State
diff --git a/include/linux/nfsd/xdr.h b/include/linux/nfsd/xdr.h
index ecccef777da..130d4f588a3 100644
--- a/include/linux/nfsd/xdr.h
+++ b/include/linux/nfsd/xdr.h
@@ -169,4 +169,8 @@ int nfssvc_encode_entry(struct readdir_cd *, const char *name,
int nfssvc_release_fhandle(struct svc_rqst *, u32 *, struct nfsd_fhandle *);
+/* Helper functions for NFSv2 ACL code */
+u32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, u32 *p, struct svc_fh *fhp);
+u32 *nfs2svc_decode_fh(u32 *p, struct svc_fh *fhp);
+
#endif /* LINUX_NFSD_H */
diff --git a/include/linux/nfsd/xdr3.h b/include/linux/nfsd/xdr3.h
index 0ae9e0ef5f6..21e18ce7ca6 100644
--- a/include/linux/nfsd/xdr3.h
+++ b/include/linux/nfsd/xdr3.h
@@ -110,6 +110,19 @@ struct nfsd3_commitargs {
__u32 count;
};
+struct nfsd3_getaclargs {
+ struct svc_fh fh;
+ int mask;
+};
+
+struct posix_acl;
+struct nfsd3_setaclargs {
+ struct svc_fh fh;
+ int mask;
+ struct posix_acl *acl_access;
+ struct posix_acl *acl_default;
+};
+
struct nfsd3_attrstat {
__u32 status;
struct svc_fh fh;
@@ -209,6 +222,14 @@ struct nfsd3_commitres {
struct svc_fh fh;
};
+struct nfsd3_getaclres {
+ __u32 status;
+ struct svc_fh fh;
+ int mask;
+ struct posix_acl *acl_access;
+ struct posix_acl *acl_default;
+};
+
/* dummy type for release */
struct nfsd3_fhandle_pair {
__u32 dummy;
@@ -241,6 +262,7 @@ union nfsd3_xdrstore {
struct nfsd3_fsinfores fsinfores;
struct nfsd3_pathconfres pathconfres;
struct nfsd3_commitres commitres;
+ struct nfsd3_getaclres getaclres;
};
#define NFS3_SVC_XDRSIZE sizeof(union nfsd3_xdrstore)
@@ -316,6 +338,10 @@ int nfs3svc_encode_entry(struct readdir_cd *, const char *name,
int nfs3svc_encode_entry_plus(struct readdir_cd *, const char *name,
int namlen, loff_t offset, ino_t ino,
unsigned int);
+/* Helper functions for NFSv3 ACL code */
+u32 *nfs3svc_encode_post_op_attr(struct svc_rqst *rqstp, u32 *p,
+ struct svc_fh *fhp);
+u32 *nfs3svc_decode_fh(u32 *p, struct svc_fh *fhp);
#endif /* _LINUX_NFSD_XDR3_H */
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 2709caf4d12..ab151bbb66d 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -111,6 +111,11 @@ struct rpc_procinfo {
struct rpc_clnt *rpc_create_client(struct rpc_xprt *xprt, char *servname,
struct rpc_program *info,
u32 version, rpc_authflavor_t authflavor);
+struct rpc_clnt *rpc_new_client(struct rpc_xprt *xprt, char *servname,
+ struct rpc_program *info,
+ u32 version, rpc_authflavor_t authflavor);
+struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *,
+ struct rpc_program *, int);
struct rpc_clnt *rpc_clone_client(struct rpc_clnt *);
int rpc_shutdown_client(struct rpc_clnt *);
int rpc_destroy_client(struct rpc_clnt *);
@@ -129,6 +134,7 @@ void rpc_clnt_sigmask(struct rpc_clnt *clnt, sigset_t *oldset);
void rpc_clnt_sigunmask(struct rpc_clnt *clnt, sigset_t *oldset);
void rpc_setbufsize(struct rpc_clnt *, unsigned int, unsigned int);
size_t rpc_max_payload(struct rpc_clnt *);
+int rpc_ping(struct rpc_clnt *clnt, int flags);
static __inline__
int rpc_call(struct rpc_clnt *clnt, u32 proc, void *argp, void *resp, int flags)
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index 99d17ed7ceb..4d77e90d0b3 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -31,7 +31,6 @@ struct rpc_wait_queue;
struct rpc_wait {
struct list_head list; /* wait queue links */
struct list_head links; /* Links to related tasks */
- wait_queue_head_t waitq; /* sync: sleep on this q */
struct rpc_wait_queue * rpc_waitq; /* RPC wait queue we're on */
};
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 37003970cf2..5af8800e0ce 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -185,6 +185,17 @@ xdr_ressize_check(struct svc_rqst *rqstp, u32 *p)
return vec->iov_len <= PAGE_SIZE;
}
+static inline struct page *
+svc_take_res_page(struct svc_rqst *rqstp)
+{
+ if (rqstp->rq_arghi <= rqstp->rq_argused)
+ return NULL;
+ rqstp->rq_arghi--;
+ rqstp->rq_respages[rqstp->rq_resused] =
+ rqstp->rq_argpages[rqstp->rq_arghi];
+ return rqstp->rq_respages[rqstp->rq_resused++];
+}
+
static inline int svc_take_page(struct svc_rqst *rqstp)
{
if (rqstp->rq_arghi <= rqstp->rq_argused)
@@ -240,9 +251,10 @@ struct svc_deferred_req {
};
/*
- * RPC program
+ * List of RPC programs on the same transport endpoint
*/
struct svc_program {
+ struct svc_program * pg_next; /* other programs (same xprt) */
u32 pg_prog; /* program number */
unsigned int pg_lovers; /* lowest version */
unsigned int pg_hivers; /* lowest version */
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index 541dcf838ab..34ec3e8d99b 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -146,7 +146,8 @@ extern void xdr_shift_buf(struct xdr_buf *, size_t);
extern void xdr_buf_from_iov(struct kvec *, struct xdr_buf *);
extern int xdr_buf_subsegment(struct xdr_buf *, struct xdr_buf *, int, int);
extern int xdr_buf_read_netobj(struct xdr_buf *, struct xdr_netobj *, int);
-extern int read_bytes_from_xdr_buf(struct xdr_buf *buf, int base, void *obj, int len);
+extern int read_bytes_from_xdr_buf(struct xdr_buf *, int, void *, int);
+extern int write_bytes_to_xdr_buf(struct xdr_buf *, int, void *, int);
/*
* Helper structure for copying from an sk_buff.
@@ -160,7 +161,7 @@ typedef struct {
typedef size_t (*skb_read_actor_t)(skb_reader_t *desc, void *to, size_t len);
-extern void xdr_partial_copy_from_skb(struct xdr_buf *, unsigned int,
+extern ssize_t xdr_partial_copy_from_skb(struct xdr_buf *, unsigned int,
skb_reader_t *, skb_read_actor_t);
struct socket;
@@ -168,6 +169,22 @@ struct sockaddr;
extern int xdr_sendpages(struct socket *, struct sockaddr *, int,
struct xdr_buf *, unsigned int, int);
+extern int xdr_encode_word(struct xdr_buf *, int, u32);
+extern int xdr_decode_word(struct xdr_buf *, int, u32 *);
+
+struct xdr_array2_desc;
+typedef int (*xdr_xcode_elem_t)(struct xdr_array2_desc *desc, void *elem);
+struct xdr_array2_desc {
+ unsigned int elem_size;
+ unsigned int array_len;
+ xdr_xcode_elem_t xcode;
+};
+
+extern int xdr_decode_array2(struct xdr_buf *buf, unsigned int base,
+ struct xdr_array2_desc *desc);
+extern int xdr_encode_array2(struct xdr_buf *buf, unsigned int base,
+ struct xdr_array2_desc *desc);
+
/*
* Provide some simple tools for XDR buffer overflow-checking etc.
*/