diff options
Diffstat (limited to 'fs/lockd/svclock.c')
| -rw-r--r-- | fs/lockd/svclock.c | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c index a525a141dd3..42dd105456c 100644 --- a/fs/lockd/svclock.c +++ b/fs/lockd/svclock.c @@ -300,6 +300,7 @@ nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file, struct file_lock *conflock; struct nlm_block *block; int error; + u32 ret; dprintk("lockd: nlmsvc_lock(%s/%ld, ty=%d, pi=%d, %Ld-%Ld, bl=%d)\n", file->f_file->f_dentry->d_inode->i_sb->s_id, @@ -329,24 +330,28 @@ again: dprintk("lockd: posix_lock_file returned %d\n", -error); switch(-error) { case 0: - return nlm_granted; + ret = nlm_granted; + goto out; case EDEADLK: - return nlm_deadlock; + ret = nlm_deadlock; + goto out; case EAGAIN: - return nlm_lck_denied; + ret = nlm_lck_denied; + goto out; default: /* includes ENOLCK */ - return nlm_lck_denied_nolocks; + ret = nlm_lck_denied_nolocks; + goto out; } } if (!wait) { - up(&file->f_sema); - return nlm_lck_denied; + ret = nlm_lck_denied; + goto out_unlock; } if (posix_locks_deadlock(&lock->fl, conflock)) { - up(&file->f_sema); - return nlm_deadlock; + ret = nlm_deadlock; + goto out_unlock; } /* If we don't have a block, create and initialize it. Then @@ -371,8 +376,12 @@ again: posix_block_lock(conflock, &block->b_call.a_args.lock.fl); } + ret = nlm_lck_blocked; +out_unlock: up(&file->f_sema); - return nlm_lck_blocked; +out: + dprintk("lockd: nlmsvc_lock returned %u\n", ret); + return ret; } /* @@ -535,8 +544,7 @@ nlmsvc_grant_blocked(struct nlm_block *block) dprintk("lockd: lock still blocked\n"); nlmsvc_insert_block(block, NLM_NEVER); posix_block_lock(conflock, &lock->fl); - up(&file->f_sema); - return; + goto out_unlock; } /* Alright, no conflicting lock. Now lock it for real. If the @@ -547,8 +555,7 @@ nlmsvc_grant_blocked(struct nlm_block *block) printk(KERN_WARNING "lockd: unexpected error %d in %s!\n", -error, __FUNCTION__); nlmsvc_insert_block(block, 10 * HZ); - up(&file->f_sema); - return; + goto out_unlock; } callback: @@ -565,6 +572,7 @@ callback: if (nlmsvc_async_call(&block->b_call, NLMPROC_GRANTED_MSG, &nlmsvc_grant_ops) < 0) nlm_release_host(block->b_call.a_host); +out_unlock: up(&file->f_sema); } |