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| author | J. Bruce Fields <bfields@citi.umich.edu> | 2008-02-06 13:59:23 -0500 |
|---|---|---|
| committer | J. Bruce Fields <bfields@citi.umich.edu> | 2008-10-03 16:19:19 -0400 |
| commit | b2b5028905226f85075a408b1118857c9aa48bb3 (patch) | |
| tree | 79d4e32fe7b0f4f12282282f0b0147ca2b438171 /fs/lockd/svclock.c | |
| parent | af558e33bedab672f5cfd3260bce7445e353fe21 (diff) | |
| download | linux-stable-b2b5028905226f85075a408b1118857c9aa48bb3.tar.gz linux-stable-b2b5028905226f85075a408b1118857c9aa48bb3.tar.bz2 linux-stable-b2b5028905226f85075a408b1118857c9aa48bb3.zip | |
lockd: move grace period checks to common code
Do all the grace period checks in svclock.c. This simplifies the code a
bit, and will ease some later changes.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs/lockd/svclock.c')
| -rw-r--r-- | fs/lockd/svclock.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c index cf0d5c2c318d..808d246ada4d 100644 --- a/fs/lockd/svclock.c +++ b/fs/lockd/svclock.c @@ -360,7 +360,7 @@ 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_host *host, struct nlm_lock *lock, int wait, - struct nlm_cookie *cookie) + struct nlm_cookie *cookie, int reclaim) { struct nlm_block *block = NULL; int error; @@ -406,6 +406,11 @@ nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file, goto out; } + if (locks_in_grace() && !reclaim) { + ret = nlm_lck_denied_grace_period; + goto out; + } + if (!wait) lock->fl.fl_flags &= ~FL_SLEEP; error = vfs_lock_file(file->f_file, F_SETLK, &lock->fl, NULL); @@ -502,6 +507,10 @@ nlmsvc_testlock(struct svc_rqst *rqstp, struct nlm_file *file, goto out; } + if (locks_in_grace()) { + ret = nlm_lck_denied_grace_period; + goto out; + } error = vfs_test_lock(file->f_file, &lock->fl); if (error == FILE_LOCK_DEFERRED) { ret = nlmsvc_defer_lock_rqst(rqstp, block); @@ -582,6 +591,9 @@ nlmsvc_cancel_blocked(struct nlm_file *file, struct nlm_lock *lock) (long long)lock->fl.fl_start, (long long)lock->fl.fl_end); + if (locks_in_grace()) + return nlm_lck_denied_grace_period; + mutex_lock(&file->f_mutex); block = nlmsvc_lookup_block(file, lock); mutex_unlock(&file->f_mutex); |