diff options
Diffstat (limited to 'fs/nfs/nfs4_fs.h')
| -rw-r--r-- | fs/nfs/nfs4_fs.h | 32 |
1 files changed, 24 insertions, 8 deletions
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index ea790645fda6..4e4d33204376 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -38,8 +38,12 @@ struct idmap; ((err) != NFSERR_NOFILEHANDLE)) enum nfs4_client_state { - NFS4CLNT_STATE_RECOVER = 0, + NFS4CLNT_MANAGER_RUNNING = 0, + NFS4CLNT_CHECK_LEASE, NFS4CLNT_LEASE_EXPIRED, + NFS4CLNT_RECLAIM_REBOOT, + NFS4CLNT_RECLAIM_NOGRACE, + NFS4CLNT_DELEGRETURN, }; /* @@ -90,12 +94,18 @@ struct nfs4_state_owner { spinlock_t so_lock; atomic_t so_count; + unsigned long so_flags; struct list_head so_states; struct list_head so_delegations; struct nfs_seqid_counter so_seqid; struct rpc_sequence so_sequence; }; +enum { + NFS_OWNER_RECLAIM_REBOOT, + NFS_OWNER_RECLAIM_NOGRACE +}; + /* * struct nfs4_state maintains the client-side state for a given * (state_owner,inode) tuple (OPEN) or state_owner (LOCK). @@ -128,6 +138,8 @@ enum { NFS_O_RDONLY_STATE, /* OPEN stateid has read-only state */ NFS_O_WRONLY_STATE, /* OPEN stateid has write-only state */ NFS_O_RDWR_STATE, /* OPEN stateid has read/write state */ + NFS_STATE_RECLAIM_REBOOT, /* OPEN stateid server rebooted */ + NFS_STATE_RECLAIM_NOGRACE, /* OPEN stateid needs to recover state */ }; struct nfs4_state { @@ -149,7 +161,7 @@ struct nfs4_state { unsigned int n_rdonly; /* Number of read-only references */ unsigned int n_wronly; /* Number of write-only references */ unsigned int n_rdwr; /* Number of read/write references */ - int state; /* State on the server (R,W, or RW) */ + fmode_t state; /* State on the server (R,W, or RW) */ atomic_t count; }; @@ -157,9 +169,12 @@ struct nfs4_state { struct nfs4_exception { long timeout; int retry; + struct nfs4_state *state; }; struct nfs4_state_recovery_ops { + int owner_flag_bit; + int state_flag_bit; int (*recover_open)(struct nfs4_state_owner *, struct nfs4_state *); int (*recover_lock)(struct nfs4_state *, struct file_lock *); }; @@ -174,7 +189,6 @@ extern ssize_t nfs4_listxattr(struct dentry *, char *, size_t); /* nfs4proc.c */ -extern int nfs4_map_errors(int err); extern int nfs4_proc_setclientid(struct nfs_client *, u32, unsigned short, struct rpc_cred *); extern int nfs4_proc_setclientid_confirm(struct nfs_client *, struct rpc_cred *); extern int nfs4_proc_async_renew(struct nfs_client *, struct rpc_cred *); @@ -187,7 +201,7 @@ extern int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name, struct nfs4_fs_locations *fs_locations, struct page *page); extern struct nfs4_state_recovery_ops nfs4_reboot_recovery_ops; -extern struct nfs4_state_recovery_ops nfs4_network_partition_recovery_ops; +extern struct nfs4_state_recovery_ops nfs4_nograce_recovery_ops; extern const u32 nfs4_fattr_bitmap[2]; extern const u32 nfs4_statfs_bitmap[2]; @@ -202,16 +216,18 @@ extern void nfs4_kill_renewd(struct nfs_client *); extern void nfs4_renew_state(struct work_struct *); /* nfs4state.c */ -struct rpc_cred *nfs4_get_renew_cred(struct nfs_client *clp); +struct rpc_cred *nfs4_get_renew_cred_locked(struct nfs_client *clp); 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 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 path *, struct nfs4_state *, mode_t); -extern void nfs4_close_sync(struct path *, struct nfs4_state *, mode_t); -extern void nfs4_state_set_mode_locked(struct nfs4_state *, mode_t); +extern void nfs4_close_state(struct path *, struct nfs4_state *, fmode_t); +extern void nfs4_close_sync(struct path *, struct nfs4_state *, fmode_t); +extern void nfs4_state_set_mode_locked(struct nfs4_state *, fmode_t); extern void nfs4_schedule_state_recovery(struct nfs_client *); +extern void nfs4_schedule_state_manager(struct nfs_client *); +extern int nfs4_state_mark_reclaim_nograce(struct nfs_client *clp, struct nfs4_state *state); extern void nfs4_put_lock_state(struct nfs4_lock_state *lsp); extern int nfs4_set_lock_state(struct nfs4_state *state, struct file_lock *fl); extern void nfs4_copy_stateid(nfs4_stateid *, struct nfs4_state *, fl_owner_t); |