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authorTrond Myklebust <Trond.Myklebust@netapp.com>2005-10-18 14:20:13 -0700
committerTrond Myklebust <Trond.Myklebust@netapp.com>2005-10-18 14:20:13 -0700
commite6dfa553cffcb9740f932311dff42f81d6ac63bb (patch)
treed5519b749b6a7fb6e25b0459385011cd69a6caaf /fs/nfs/nfs4_fs.h
parent9512135df14f8293b9bc5e8fb22d4279dee5ff66 (diff)
downloadop-kernel-dev-e6dfa553cffcb9740f932311dff42f81d6ac63bb.zip
op-kernel-dev-e6dfa553cffcb9740f932311dff42f81d6ac63bb.tar.gz
NFSv4: Remove obsolete state_owner and lock_owner semaphores
OPEN, CLOSE, etc no longer need these semaphores to ensure ordering of requests. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4_fs.h')
-rw-r--r--fs/nfs/nfs4_fs.h6
1 files changed, 0 insertions, 6 deletions
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 6ac6708..d4fcb5d 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -125,16 +125,11 @@ static inline void nfs_confirm_seqid(struct nfs_seqid_counter *seqid, int status
* 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;
atomic_t so_count;
struct rpc_cred *so_cred; /* Associated cred */
@@ -183,7 +178,6 @@ struct nfs4_state {
struct inode *inode; /* Pointer to the inode */
unsigned long flags; /* Do we hold any locks? */
- struct semaphore lock_sema; /* Serializes file locking operations */
spinlock_t state_lock; /* Protects the lock_states list */
nfs4_stateid stateid;
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