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authorAmir Goldstein <amir73il@gmail.com>2022-04-22 15:03:16 +0300
committerJan Kara <jack@suse.cz>2022-04-25 14:37:18 +0200
commitf3010343d9e119da35ee864b3a28993bb5c78ed7 (patch)
tree5b73e65a048c436097f39bf500c5d13d1a0aad98 /include/linux/fsnotify_backend.h
parent867a448d587e7fa845bceaf4ee1c632448f2a9fa (diff)
downloadlinux-f3010343d9e119da35ee864b3a28993bb5c78ed7.tar.bz2
fsnotify: make allow_dups a property of the group
Instead of passing the allow_dups argument to fsnotify_add_mark() as an argument, define the group flag FSNOTIFY_GROUP_DUPS to express the allow_dups behavior and set this behavior at group creation time for all calls of fsnotify_add_mark(). Rename the allow_dups argument to generic add_flags argument for future use. Link: https://lore.kernel.org/r/20220422120327.3459282-6-amir73il@gmail.com Suggested-by: Jan Kara <jack@suse.cz> Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'include/linux/fsnotify_backend.h')
-rw-r--r--include/linux/fsnotify_backend.h13
1 files changed, 7 insertions, 6 deletions
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index f0bf557af009..dd440e6ff528 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -211,6 +211,7 @@ struct fsnotify_group {
bool shutdown; /* group is being shut down, don't queue more events */
#define FSNOTIFY_GROUP_USER 0x01 /* user allocated group */
+#define FSNOTIFY_GROUP_DUPS 0x02 /* allow multiple marks per object */
int flags;
/* stores all fastpath marks assoc with this group so they can be cleaned on unregister */
@@ -641,26 +642,26 @@ extern int fsnotify_get_conn_fsid(const struct fsnotify_mark_connector *conn,
/* attach the mark to the object */
extern int fsnotify_add_mark(struct fsnotify_mark *mark,
fsnotify_connp_t *connp, unsigned int obj_type,
- int allow_dups, __kernel_fsid_t *fsid);
+ int add_flags, __kernel_fsid_t *fsid);
extern int fsnotify_add_mark_locked(struct fsnotify_mark *mark,
fsnotify_connp_t *connp,
- unsigned int obj_type, int allow_dups,
+ unsigned int obj_type, int add_flags,
__kernel_fsid_t *fsid);
/* attach the mark to the inode */
static inline int fsnotify_add_inode_mark(struct fsnotify_mark *mark,
struct inode *inode,
- int allow_dups)
+ int add_flags)
{
return fsnotify_add_mark(mark, &inode->i_fsnotify_marks,
- FSNOTIFY_OBJ_TYPE_INODE, allow_dups, NULL);
+ FSNOTIFY_OBJ_TYPE_INODE, add_flags, NULL);
}
static inline int fsnotify_add_inode_mark_locked(struct fsnotify_mark *mark,
struct inode *inode,
- int allow_dups)
+ int add_flags)
{
return fsnotify_add_mark_locked(mark, &inode->i_fsnotify_marks,
- FSNOTIFY_OBJ_TYPE_INODE, allow_dups,
+ FSNOTIFY_OBJ_TYPE_INODE, add_flags,
NULL);
}