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-rw-r--r--fs/autofs4/waitq.c22
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;