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Diffstat (limited to 'fs/notify/inode_mark.c')
-rw-r--r--fs/notify/inode_mark.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/fs/notify/inode_mark.c b/fs/notify/inode_mark.c
index f3035691f528..f31e90fc050d 100644
--- a/fs/notify/inode_mark.c
+++ b/fs/notify/inode_mark.c
@@ -63,8 +63,8 @@ void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark)
{
struct inode *inode = mark->i.inode;
+ BUG_ON(!mutex_is_locked(&mark->group->mark_mutex));
assert_spin_locked(&mark->lock);
- assert_spin_locked(&mark->group->mark_lock);
spin_lock(&inode->i_lock);
@@ -99,8 +99,16 @@ void fsnotify_clear_marks_by_inode(struct inode *inode)
spin_unlock(&inode->i_lock);
list_for_each_entry_safe(mark, lmark, &free_list, i.free_i_list) {
- fsnotify_destroy_mark(mark);
+ struct fsnotify_group *group;
+
+ spin_lock(&mark->lock);
+ fsnotify_get_group(mark->group);
+ group = mark->group;
+ spin_unlock(&mark->lock);
+
+ fsnotify_destroy_mark(mark, group);
fsnotify_put_mark(mark);
+ fsnotify_put_group(group);
}
}
@@ -192,8 +200,8 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark,
mark->flags |= FSNOTIFY_MARK_FLAG_INODE;
+ BUG_ON(!mutex_is_locked(&group->mark_mutex));
assert_spin_locked(&mark->lock);
- assert_spin_locked(&group->mark_lock);
spin_lock(&inode->i_lock);