diff options
| -rw-r--r-- | fs/notify/inotify/inotify_user.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c index a0e40f7c9781..ce21ebaee89e 100644 --- a/fs/notify/inotify/inotify_user.c +++ b/fs/notify/inotify/inotify_user.c @@ -358,7 +358,7 @@ static int inotify_find_inode(const char __user *dirname, struct path *path, uns } static int inotify_add_to_idr(struct idr *idr, spinlock_t *idr_lock, - int last_wd, + int *last_wd, struct inotify_inode_mark_entry *ientry) { int ret; @@ -368,11 +368,13 @@ static int inotify_add_to_idr(struct idr *idr, spinlock_t *idr_lock, return -ENOMEM; spin_lock(idr_lock); - ret = idr_get_new_above(idr, ientry, last_wd + 1, + ret = idr_get_new_above(idr, ientry, *last_wd + 1, &ientry->wd); /* we added the mark to the idr, take a reference */ - if (!ret) + if (!ret) { fsnotify_get_mark(&ientry->fsn_entry); + *last_wd = ientry->wd; + } spin_unlock(idr_lock); } while (ret == -EAGAIN); @@ -647,7 +649,7 @@ static int inotify_new_watch(struct fsnotify_group *group, if (atomic_read(&group->inotify_data.user->inotify_watches) >= inotify_max_user_watches) goto out_err; - ret = inotify_add_to_idr(idr, idr_lock, group->inotify_data.last_wd, + ret = inotify_add_to_idr(idr, idr_lock, &group->inotify_data.last_wd, tmp_ientry); if (ret) goto out_err; @@ -660,9 +662,6 @@ static int inotify_new_watch(struct fsnotify_group *group, goto out_err; } - /* update the idr hint, who cares about races, it's just a hint */ - group->inotify_data.last_wd = tmp_ientry->wd; - /* increment the number of watches the user has */ atomic_inc(&group->inotify_data.user->inotify_watches); |