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authorJan Kara <jack@suse.cz>2014-12-13 03:58:36 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-13 23:42:53 +0300
commit0809ab69a2782afac8c4d7f3d35cd123050aab9a (patch)
tree373ed29c67e9ffd46a53d04e6fc68f4d96b6ba2d /include
parent820c12d5d6c0890bc93dd63893924a13041fdc35 (diff)
downloadlinux-0809ab69a2782afac8c4d7f3d35cd123050aab9a.tar.xz
fsnotify: unify inode and mount marks handling
There's a lot of common code in inode and mount marks handling. Factor it out to a common helper function. Signed-off-by: Jan Kara <jack@suse.cz> Cc: Eric Paris <eparis@redhat.com> Cc: Heinrich Schuchardt <xypron.glpk@gmx.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/fsnotify_backend.h24
1 files changed, 4 insertions, 20 deletions
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index ca060d7c4fa6..442847a02b8f 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -197,24 +197,6 @@ struct fsnotify_group {
#define FSNOTIFY_EVENT_INODE 2
/*
- * Inode specific fields in an fsnotify_mark
- */
-struct fsnotify_inode_mark {
- struct inode *inode; /* inode this mark is associated with */
- struct hlist_node i_list; /* list of marks by inode->i_fsnotify_marks */
- struct list_head free_i_list; /* tmp list used when freeing this mark */
-};
-
-/*
- * Mount point specific fields in an fsnotify_mark
- */
-struct fsnotify_vfsmount_mark {
- struct vfsmount *mnt; /* vfsmount this mark is associated with */
- struct hlist_node m_list; /* list of marks by inode->i_fsnotify_marks */
- struct list_head free_m_list; /* tmp list used when freeing this mark */
-};
-
-/*
* a mark is simply an object attached to an in core inode which allows an
* fsnotify listener to indicate they are either no longer interested in events
* of a type matching mask or only interested in those events.
@@ -232,9 +214,11 @@ struct fsnotify_mark {
struct fsnotify_group *group; /* group this mark is for */
struct list_head g_list; /* list of marks by group->i_fsnotify_marks */
spinlock_t lock; /* protect group and inode */
+ struct hlist_node obj_list; /* list of marks for inode / vfsmount */
+ struct list_head free_list; /* tmp list used when freeing this mark */
union {
- struct fsnotify_inode_mark i;
- struct fsnotify_vfsmount_mark m;
+ struct inode *inode; /* inode this mark is associated with */
+ struct vfsmount *mnt; /* vfsmount this mark is associated with */
};
__u32 ignored_mask; /* events types to ignore */
#define FSNOTIFY_MARK_FLAG_INODE 0x01