diff options
Diffstat (limited to 'fs/autofs4/waitq.c')
| -rw-r--r-- | fs/autofs4/waitq.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c index 1ab24a662e09..5a40d36e5a51 100644 --- a/fs/autofs4/waitq.c +++ b/fs/autofs4/waitq.c | |||
| @@ -210,17 +210,8 @@ int autofs4_wait(struct autofs_sb_info *sbi, struct dentry *dentry, | |||
| 210 | wq->len = len; | 210 | wq->len = len; |
| 211 | wq->status = -EINTR; /* Status return if interrupted */ | 211 | wq->status = -EINTR; /* Status return if interrupted */ |
| 212 | atomic_set(&wq->wait_ctr, 2); | 212 | atomic_set(&wq->wait_ctr, 2); |
| 213 | atomic_set(&wq->notified, 1); | ||
| 213 | up(&sbi->wq_sem); | 214 | up(&sbi->wq_sem); |
| 214 | |||
| 215 | DPRINTK("new wait id = 0x%08lx, name = %.*s, nfy=%d", | ||
| 216 | (unsigned long) wq->wait_queue_token, wq->len, wq->name, notify); | ||
| 217 | /* autofs4_notify_daemon() may block */ | ||
| 218 | if (notify != NFY_NONE) { | ||
| 219 | autofs4_notify_daemon(sbi,wq, | ||
| 220 | notify == NFY_MOUNT ? | ||
| 221 | autofs_ptype_missing : | ||
| 222 | autofs_ptype_expire_multi); | ||
| 223 | } | ||
| 224 | } else { | 215 | } else { |
| 225 | atomic_inc(&wq->wait_ctr); | 216 | atomic_inc(&wq->wait_ctr); |
| 226 | up(&sbi->wq_sem); | 217 | up(&sbi->wq_sem); |
| @@ -229,6 +220,17 @@ int autofs4_wait(struct autofs_sb_info *sbi, struct dentry *dentry, | |||
| 229 | (unsigned long) wq->wait_queue_token, wq->len, wq->name, notify); | 220 | (unsigned long) wq->wait_queue_token, wq->len, wq->name, notify); |
| 230 | } | 221 | } |
| 231 | 222 | ||
| 223 | if (notify != NFY_NONE && atomic_dec_and_test(&wq->notified)) { | ||
| 224 | int type = (notify == NFY_MOUNT ? | ||
| 225 | autofs_ptype_missing : autofs_ptype_expire_multi); | ||
| 226 | |||
| 227 | DPRINTK(("new wait id = 0x%08lx, name = %.*s, nfy=%d\n", | ||
| 228 | (unsigned long) wq->wait_queue_token, wq->len, wq->name, notify)); | ||
| 229 | |||
| 230 | /* autofs4_notify_daemon() may block */ | ||
| 231 | autofs4_notify_daemon(sbi, wq, type); | ||
| 232 | } | ||
| 233 | |||
| 232 | /* wq->name is NULL if and only if the lock is already released */ | 234 | /* wq->name is NULL if and only if the lock is already released */ |
| 233 | 235 | ||
| 234 | if ( sbi->catatonic ) { | 236 | if ( sbi->catatonic ) { |
