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authorLinus Torvalds <torvalds@linux-foundation.org>2008-07-20 21:21:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-20 21:21:46 -0700
commit14b395e35d1afdd8019d11b92e28041fad591b71 (patch)
treecff7ba9bed7a38300b19a5bacc632979d64fd9c8 /fs/lockd/svclock.c
parent734b397cd14f3340394a8dd3266bec97d01f034b (diff)
parent5108b27651727b5aba0826e8fd7be71b42428701 (diff)
downloadop-kernel-dev-14b395e35d1afdd8019d11b92e28041fad591b71.zip
op-kernel-dev-14b395e35d1afdd8019d11b92e28041fad591b71.tar.gz
Merge branch 'for-2.6.27' of git://linux-nfs.org/~bfields/linux
* 'for-2.6.27' of git://linux-nfs.org/~bfields/linux: (51 commits) nfsd: nfs4xdr.c do-while is not a compound statement nfsd: Use C99 initializers in fs/nfsd/nfs4xdr.c lockd: Pass "struct sockaddr *" to new failover-by-IP function lockd: get host reference in nlmsvc_create_block() instead of callers lockd: minor svclock.c style fixes lockd: eliminate duplicate nlmsvc_lookup_host call from nlmsvc_lock lockd: eliminate duplicate nlmsvc_lookup_host call from nlmsvc_testlock lockd: nlm_release_host() checks for NULL, caller needn't file lock: reorder struct file_lock to save space on 64 bit builds nfsd: take file and mnt write in nfs4_upgrade_open nfsd: document open share bit tracking nfsd: tabulate nfs4 xdr encoding functions nfsd: dprint operation names svcrdma: Change WR context get/put to use the kmem cache svcrdma: Create a kmem cache for the WR contexts svcrdma: Add flush_scheduled_work to module exit function svcrdma: Limit ORD based on client's advertised IRD svcrdma: Remove unused wait q from svcrdma_xprt structure svcrdma: Remove unneeded spin locks from __svc_rdma_free svcrdma: Add dma map count and WARN_ON ...
Diffstat (limited to 'fs/lockd/svclock.c')
-rw-r--r--fs/lockd/svclock.c33
1 files changed, 10 insertions, 23 deletions
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index 56a08ab..821b9ac 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -129,9 +129,9 @@ nlmsvc_lookup_block(struct nlm_file *file, struct nlm_lock *lock)
static inline int nlm_cookie_match(struct nlm_cookie *a, struct nlm_cookie *b)
{
- if(a->len != b->len)
+ if (a->len != b->len)
return 0;
- if(memcmp(a->data,b->data,a->len))
+ if (memcmp(a->data, b->data, a->len))
return 0;
return 1;
}
@@ -180,6 +180,7 @@ nlmsvc_create_block(struct svc_rqst *rqstp, struct nlm_host *host,
struct nlm_block *block;
struct nlm_rqst *call = NULL;
+ nlm_get_host(host);
call = nlm_alloc_call(host);
if (call == NULL)
return NULL;
@@ -358,10 +359,10 @@ nlmsvc_defer_lock_rqst(struct svc_rqst *rqstp, struct nlm_block *block)
*/
__be32
nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file,
- struct nlm_lock *lock, int wait, struct nlm_cookie *cookie)
+ struct nlm_host *host, struct nlm_lock *lock, int wait,
+ struct nlm_cookie *cookie)
{
struct nlm_block *block = NULL;
- struct nlm_host *host;
int error;
__be32 ret;
@@ -373,11 +374,6 @@ nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file,
(long long)lock->fl.fl_end,
wait);
- /* Create host handle for callback */
- host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len);
- if (host == NULL)
- return nlm_lck_denied_nolocks;
-
/* Lock file against concurrent access */
mutex_lock(&file->f_mutex);
/* Get existing block (in case client is busy-waiting)
@@ -385,8 +381,7 @@ nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file,
*/
block = nlmsvc_lookup_block(file, lock);
if (block == NULL) {
- block = nlmsvc_create_block(rqstp, nlm_get_host(host), file,
- lock, cookie);
+ block = nlmsvc_create_block(rqstp, host, file, lock, cookie);
ret = nlm_lck_denied_nolocks;
if (block == NULL)
goto out;
@@ -417,7 +412,7 @@ nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file,
lock->fl.fl_flags &= ~FL_SLEEP;
dprintk("lockd: vfs_lock_file returned %d\n", error);
- switch(error) {
+ switch (error) {
case 0:
ret = nlm_granted;
goto out;
@@ -450,7 +445,6 @@ nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file,
out:
mutex_unlock(&file->f_mutex);
nlmsvc_release_block(block);
- nlm_release_host(host);
dprintk("lockd: nlmsvc_lock returned %u\n", ret);
return ret;
}
@@ -460,8 +454,8 @@ out:
*/
__be32
nlmsvc_testlock(struct svc_rqst *rqstp, struct nlm_file *file,
- struct nlm_lock *lock, struct nlm_lock *conflock,
- struct nlm_cookie *cookie)
+ struct nlm_host *host, struct nlm_lock *lock,
+ struct nlm_lock *conflock, struct nlm_cookie *cookie)
{
struct nlm_block *block = NULL;
int error;
@@ -479,16 +473,9 @@ nlmsvc_testlock(struct svc_rqst *rqstp, struct nlm_file *file,
if (block == NULL) {
struct file_lock *conf = kzalloc(sizeof(*conf), GFP_KERNEL);
- struct nlm_host *host;
if (conf == NULL)
return nlm_granted;
- /* Create host handle for callback */
- host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len);
- if (host == NULL) {
- kfree(conf);
- return nlm_lck_denied_nolocks;
- }
block = nlmsvc_create_block(rqstp, host, file, lock, cookie);
if (block == NULL) {
kfree(conf);
@@ -897,7 +884,7 @@ nlmsvc_retry_blocked(void)
if (block->b_when == NLM_NEVER)
break;
- if (time_after(block->b_when,jiffies)) {
+ if (time_after(block->b_when, jiffies)) {
timeout = block->b_when - jiffies;
break;
}
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