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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-07-05 18:07:55 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-07-10 23:40:41 -0400 |
| commit | 003707c7225dbd4bf879b6c204743554de0a08d6 (patch) | |
| tree | b5ca79744badf011d15111d819f629cfc69452ba /fs/nfs/nfs4_fs.h | |
| parent | 0f9f95e0ad1f9d07d77832c5b60f7d30440602ee (diff) | |
| download | kernel_samsung_aries-003707c7225dbd4bf879b6c204743554de0a08d6.zip kernel_samsung_aries-003707c7225dbd4bf879b6c204743554de0a08d6.tar.gz kernel_samsung_aries-003707c7225dbd4bf879b6c204743554de0a08d6.tar.bz2 | |
NFSv4: Always use the delegation if we have one
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4_fs.h')
| -rw-r--r-- | fs/nfs/nfs4_fs.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index 44b56c9..4a1c4d8 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -122,7 +122,10 @@ struct nfs4_lock_state { /* bits for nfs4_state->flags */ enum { LK_STATE_IN_USE, - NFS_DELEGATED_STATE, + NFS_DELEGATED_STATE, /* Current stateid is delegation */ + 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 */ }; struct nfs4_state { @@ -136,11 +139,12 @@ struct nfs4_state { unsigned long flags; /* Do we hold any locks? */ spinlock_t state_lock; /* Protects the lock_states list */ - nfs4_stateid stateid; + nfs4_stateid stateid; /* Current stateid: may be delegation */ + nfs4_stateid open_stateid; /* OPEN stateid */ - unsigned int n_rdonly; - unsigned int n_wronly; - unsigned int n_rdwr; + 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) */ atomic_t count; }; |