diff options
| author | Jan Kara <jack@suse.com> | 2015-09-05 01:43:09 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-09-05 02:54:41 +0300 |
| commit | 925d1132a03e33cb8f29a0057300d023b4f1be23 (patch) | |
| tree | db9d759869542400c625325c749af9da637e77e0 /fs/notify/fsnotify.h | |
| parent | 1e39fc01836d02a11515aaabd97a0a938326bfe2 (diff) | |
| download | linux-925d1132a03e33cb8f29a0057300d023b4f1be23.tar.xz | |
fsnotify: remove mark->free_list
Free list is used when all marks on given inode / mount should be
destroyed when inode / mount is going away. However we can free all of
the marks without using a special list with some care.
Signed-off-by: Jan Kara <jack@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/notify/fsnotify.h')
| -rw-r--r-- | fs/notify/fsnotify.h | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/fs/notify/fsnotify.h b/fs/notify/fsnotify.h index 13a00be516d2..b44c68a857e7 100644 --- a/fs/notify/fsnotify.h +++ b/fs/notify/fsnotify.h @@ -6,6 +6,8 @@ #include <linux/srcu.h> #include <linux/types.h> +#include "../mount.h" + /* destroy all events sitting in this groups notification queue */ extern void fsnotify_flush_notify(struct fsnotify_group *group); @@ -38,15 +40,22 @@ extern int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark, extern void fsnotify_destroy_vfsmount_mark(struct fsnotify_mark *mark); /* inode specific destruction of a mark */ extern void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark); -/* Destroy all marks in the given list */ -extern void fsnotify_destroy_marks(struct list_head *to_free); /* Find mark belonging to given group in the list of marks */ extern struct fsnotify_mark *fsnotify_find_mark(struct hlist_head *head, struct fsnotify_group *group); -/* run the list of all marks associated with inode and flag them to be freed */ -extern void fsnotify_clear_marks_by_inode(struct inode *inode); -/* run the list of all marks associated with vfsmount and flag them to be freed */ -extern void fsnotify_clear_marks_by_mount(struct vfsmount *mnt); +/* Destroy all marks in the given list protected by 'lock' */ +extern void fsnotify_destroy_marks(struct hlist_head *head, spinlock_t *lock); +/* run the list of all marks associated with inode and destroy them */ +static inline void fsnotify_clear_marks_by_inode(struct inode *inode) +{ + fsnotify_destroy_marks(&inode->i_fsnotify_marks, &inode->i_lock); +} +/* run the list of all marks associated with vfsmount and destroy them */ +static inline void fsnotify_clear_marks_by_mount(struct vfsmount *mnt) +{ + fsnotify_destroy_marks(&real_mount(mnt)->mnt_fsnotify_marks, + &mnt->mnt_root->d_lock); +} /* * update the dentry->d_flags of all of inode's children to indicate if inode cares * about events that happen to its children. |