diff options
Diffstat (limited to 'fs/autofs4/waitq.c')
-rw-r--r-- | fs/autofs4/waitq.c | 22 |
1 files changed, 8 insertions, 14 deletions
diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c index eeb246845909..2341375386f8 100644 --- a/fs/autofs4/waitq.c +++ b/fs/autofs4/waitq.c | |||
@@ -297,20 +297,14 @@ static int validate_request(struct autofs_wait_queue **wait, | |||
297 | */ | 297 | */ |
298 | if (notify == NFY_MOUNT) { | 298 | if (notify == NFY_MOUNT) { |
299 | /* | 299 | /* |
300 | * If the dentry isn't hashed just go ahead and try the | 300 | * If the dentry was successfully mounted while we slept |
301 | * mount again with a new wait (not much else we can do). | 301 | * on the wait queue mutex we can return success. If it |
302 | */ | 302 | * isn't mounted (doesn't have submounts for the case of |
303 | if (!d_unhashed(dentry)) { | 303 | * a multi-mount with no mount at it's base) we can |
304 | /* | 304 | * continue on and create a new request. |
305 | * But if the dentry is hashed, that means that we | 305 | */ |
306 | * got here through the revalidate path. Thus, we | 306 | if (have_submounts(dentry)) |
307 | * need to check if the dentry has been mounted | 307 | return 0; |
308 | * while we waited on the wq_mutex. If it has, | ||
309 | * simply return success. | ||
310 | */ | ||
311 | if (d_mountpoint(dentry)) | ||
312 | return 0; | ||
313 | } | ||
314 | } | 308 | } |
315 | 309 | ||
316 | return 1; | 310 | return 1; |