fsnotify: add fsnotify_add_inode_mark() wrappers

Before changing the arguments of the functions fsnotify_add_mark()
and fsnotify_add_mark_locked(), convert most callers to use a wrapper.

Signed-off-by: Amir Goldstein <[email protected]>
Signed-off-by: Jan Kara <[email protected]>

Author: amir73il

fs/notify/dnotify/dnotify.c

@@ -319,7 +319,7 @@ int fcntl_dirnotify(int fd, struct file *filp, unsigned long arg)
 		dn_mark = container_of(fsn_mark, struct dnotify_mark, fsn_mark);
 		spin_lock(&fsn_mark->lock);
 	} else {
-		error = fsnotify_add_mark_locked(new_fsn_mark, inode, NULL, 0);
+		error = fsnotify_add_inode_mark_locked(new_fsn_mark, inode, 0);
 		if (error) {
 			mutex_unlock(&dnotify_group->mark_mutex);
 			goto out_err;

fs/notify/inotify/inotify_user.c

@@ -582,7 +582,7 @@ static int inotify_new_watch(struct fsnotify_group *group,
 	}
 
 	/* we are on the idr, now get on the inode */
-	ret = fsnotify_add_mark_locked(&tmp_i_mark->fsn_mark, inode, NULL, 0);
+	ret = fsnotify_add_inode_mark_locked(&tmp_i_mark->fsn_mark, inode, 0);
 	if (ret) {
 		/* we failed to get on the inode, get off the idr */
 		inotify_remove_from_idr(group, tmp_i_mark);

include/linux/fsnotify_backend.h

@@ -401,7 +401,21 @@ extern struct fsnotify_mark *fsnotify_find_mark(
 extern int fsnotify_add_mark(struct fsnotify_mark *mark, struct inode *inode,
 			     struct vfsmount *mnt, int allow_dups);
 extern int fsnotify_add_mark_locked(struct fsnotify_mark *mark,
-				    struct inode *inode, struct vfsmount *mnt, int allow_dups);
+				    struct inode *inode, struct vfsmount *mnt,
+				    int allow_dups);
+/* attach the mark to the inode */
+static inline int fsnotify_add_inode_mark(struct fsnotify_mark *mark,
+					  struct inode *inode,
+					  int allow_dups)
+{
+	return fsnotify_add_mark(mark, inode, NULL, allow_dups);
+}
+static inline int fsnotify_add_inode_mark_locked(struct fsnotify_mark *mark,
+						 struct inode *inode,
+						 int allow_dups)
+{
+	return fsnotify_add_mark_locked(mark, inode, NULL, allow_dups);
+}
 /* given a group and a mark, flag mark to be freed when all references are dropped */
 extern void fsnotify_destroy_mark(struct fsnotify_mark *mark,
 				  struct fsnotify_group *group);

kernel/audit_fsnotify.c

@@ -109,7 +109,7 @@ struct audit_fsnotify_mark *audit_alloc_mark(struct audit_krule *krule, char *pa
 	audit_update_mark(audit_mark, dentry->d_inode);
 	audit_mark->rule = krule;
 
-	ret = fsnotify_add_mark(&audit_mark->mark, inode, NULL, true);
+	ret = fsnotify_add_inode_mark(&audit_mark->mark, inode, true);
 	if (ret < 0) {
 		fsnotify_put_mark(&audit_mark->mark);
 		audit_mark = ERR_PTR(ret);

kernel/audit_tree.c

@@ -288,8 +288,8 @@ static void untag_chunk(struct node *p)
 	if (!new)
 		goto Fallback;
 
-	if (fsnotify_add_mark_locked(&new->mark, entry->connector->inode,
-				     NULL, 1)) {
+	if (fsnotify_add_inode_mark_locked(&new->mark, entry->connector->inode,
+					   1)) {
 		fsnotify_put_mark(&new->mark);
 		goto Fallback;
 	}
@@ -354,7 +354,7 @@ static int create_chunk(struct inode *inode, struct audit_tree *tree)
 		return -ENOMEM;
 
 	entry = &chunk->mark;
-	if (fsnotify_add_mark(entry, inode, NULL, 0)) {
+	if (fsnotify_add_inode_mark(entry, inode, 0)) {
 		fsnotify_put_mark(entry);
 		return -ENOSPC;
 	}
@@ -434,8 +434,8 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree)
 		return -ENOENT;
 	}
 
-	if (fsnotify_add_mark_locked(chunk_entry,
-			     old_entry->connector->inode, NULL, 1)) {
+	if (fsnotify_add_inode_mark_locked(chunk_entry,
+			     old_entry->connector->inode, 1)) {
 		spin_unlock(&old_entry->lock);
 		mutex_unlock(&old_entry->group->mark_mutex);
 		fsnotify_put_mark(chunk_entry);

kernel/audit_watch.c

@@ -160,7 +160,7 @@ static struct audit_parent *audit_init_parent(struct path *path)
 
 	fsnotify_init_mark(&parent->mark, audit_watch_group);
 	parent->mark.mask = AUDIT_FS_WATCH;
-	ret = fsnotify_add_mark(&parent->mark, inode, NULL, 0);
+	ret = fsnotify_add_inode_mark(&parent->mark, inode, 0);
 	if (ret < 0) {
 		audit_free_parent(parent);
 		return ERR_PTR(ret);