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-rw-r--r--fs/notify/fanotify/fanotify.c6
-rw-r--r--fs/notify/inotify/inotify_fsnotify.c6
-rw-r--r--fs/notify/inotify/inotify_user.c2
-rw-r--r--fs/notify/notification.c7
-rw-r--r--include/linux/fsnotify_backend.h5
5 files changed, 18 insertions, 8 deletions
diff --git a/fs/notify/fanotify/fanotify.c b/fs/notify/fanotify/fanotify.c
index 060b177146e8..95a330d2f8a1 100644
--- a/fs/notify/fanotify/fanotify.c
+++ b/fs/notify/fanotify/fanotify.c
@@ -27,7 +27,9 @@ static bool should_merge(struct fsnotify_event *old, struct fsnotify_event *new)
return false;
}
-static int fanotify_merge(struct list_head *list, struct fsnotify_event *event)
+static int fanotify_merge(struct list_head *list,
+ struct fsnotify_event *event,
+ void **arg)
{
struct fsnotify_event_holder *test_holder;
struct fsnotify_event *test_event;
@@ -92,7 +94,7 @@ static int fanotify_handle_event(struct fsnotify_group *group, struct fsnotify_e
pr_debug("%s: group=%p event=%p\n", __func__, group, event);
- ret = fsnotify_add_notify_event(group, event, NULL, fanotify_merge);
+ ret = fsnotify_add_notify_event(group, event, NULL, fanotify_merge, NULL);
/* -EEXIST means this event was merged with another, not that it was an error */
if (ret == -EEXIST)
ret = 0;
diff --git a/fs/notify/inotify/inotify_fsnotify.c b/fs/notify/inotify/inotify_fsnotify.c
index 1d237e1bf7b1..daa666a6e6c9 100644
--- a/fs/notify/inotify/inotify_fsnotify.c
+++ b/fs/notify/inotify/inotify_fsnotify.c
@@ -67,7 +67,9 @@ static bool event_compare(struct fsnotify_event *old, struct fsnotify_event *new
return false;
}
-static int inotify_merge(struct list_head *list, struct fsnotify_event *event)
+static int inotify_merge(struct list_head *list,
+ struct fsnotify_event *event,
+ void **arg)
{
struct fsnotify_event_holder *last_holder;
struct fsnotify_event *last_event;
@@ -114,7 +116,7 @@ static int inotify_handle_event(struct fsnotify_group *group, struct fsnotify_ev
fsn_event_priv->group = group;
event_priv->wd = wd;
- ret = fsnotify_add_notify_event(group, event, fsn_event_priv, inotify_merge);
+ ret = fsnotify_add_notify_event(group, event, fsn_event_priv, inotify_merge, NULL);
if (ret) {
inotify_free_event_priv(fsn_event_priv);
/* EEXIST says we tail matched, EOVERFLOW isn't something
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index 19d274057bfa..1ce71f5b9589 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -525,7 +525,7 @@ void inotify_ignored_and_remove_idr(struct fsnotify_mark *fsn_mark,
fsn_event_priv->group = group;
event_priv->wd = i_mark->wd;
- ret = fsnotify_add_notify_event(group, ignored_event, fsn_event_priv, NULL);
+ ret = fsnotify_add_notify_event(group, ignored_event, fsn_event_priv, NULL, NULL);
if (ret)
inotify_free_event_priv(fsn_event_priv);
diff --git a/fs/notify/notification.c b/fs/notify/notification.c
index 7fc8d004084c..2d50a40ab1e4 100644
--- a/fs/notify/notification.c
+++ b/fs/notify/notification.c
@@ -137,7 +137,10 @@ struct fsnotify_event_private_data *fsnotify_remove_priv_from_event(struct fsnot
*/
int fsnotify_add_notify_event(struct fsnotify_group *group, struct fsnotify_event *event,
struct fsnotify_event_private_data *priv,
- int (*merge)(struct list_head *, struct fsnotify_event *))
+ int (*merge)(struct list_head *,
+ struct fsnotify_event *,
+ void **arg),
+ void **arg)
{
struct fsnotify_event_holder *holder = NULL;
struct list_head *list = &group->notification_list;
@@ -170,7 +173,7 @@ alloc_holder:
if (!list_empty(list) && merge) {
int ret;
- ret = merge(list, event);
+ ret = merge(list, event, arg);
if (ret) {
mutex_unlock(&group->notification_mutex);
if (holder != &event->holder)
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index 8b2e095e5907..afc690192972 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -355,7 +355,10 @@ extern struct fsnotify_event_private_data *fsnotify_remove_priv_from_event(struc
extern int fsnotify_add_notify_event(struct fsnotify_group *group,
struct fsnotify_event *event,
struct fsnotify_event_private_data *priv,
- int (*merge)(struct list_head *, struct fsnotify_event *));
+ int (*merge)(struct list_head *,
+ struct fsnotify_event *,
+ void **),
+ void **arg);
/* true if the group notification queue is empty */
extern bool fsnotify_notify_queue_is_empty(struct fsnotify_group *group);
/* return, but do not dequeue the first event on the notification queue */