[PATCH 03/10] fsnotify: create a wrapper fsnotify_find_inode_mark()

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In preparation to passing an object pointer to fsnotify_find_mark(), add
a wrapper fsnotify_find_inode_mark() and use it where possible.

Signed-off-by: Amir Goldstein <amir73il@xxxxxxxxx>
---
 fs/nfsd/filecache.c              | 4 ++--
 fs/notify/dnotify/dnotify.c      | 4 ++--
 fs/notify/inotify/inotify_user.c | 2 +-
 include/linux/fsnotify_backend.h | 7 +++++++
 kernel/audit_tree.c              | 2 +-
 kernel/audit_watch.c             | 2 +-
 6 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c
index ddd3e0d9cfa6..ad9083ca144b 100644
--- a/fs/nfsd/filecache.c
+++ b/fs/nfsd/filecache.c
@@ -159,8 +159,8 @@ nfsd_file_mark_find_or_create(struct nfsd_file *nf, struct inode *inode)
 
 	do {
 		fsnotify_group_lock(nfsd_file_fsnotify_group);
-		mark = fsnotify_find_mark(&inode->i_fsnotify_marks,
-					  nfsd_file_fsnotify_group);
+		mark = fsnotify_find_inode_mark(inode,
+						nfsd_file_fsnotify_group);
 		if (mark) {
 			nfm = nfsd_file_mark_get(container_of(mark,
 						 struct nfsd_file_mark,
diff --git a/fs/notify/dnotify/dnotify.c b/fs/notify/dnotify/dnotify.c
index 3464fa7e8538..f3669403fabf 100644
--- a/fs/notify/dnotify/dnotify.c
+++ b/fs/notify/dnotify/dnotify.c
@@ -162,7 +162,7 @@ void dnotify_flush(struct file *filp, fl_owner_t id)
 	if (!S_ISDIR(inode->i_mode))
 		return;
 
-	fsn_mark = fsnotify_find_mark(&inode->i_fsnotify_marks, dnotify_group);
+	fsn_mark = fsnotify_find_inode_mark(inode, dnotify_group);
 	if (!fsn_mark)
 		return;
 	dn_mark = container_of(fsn_mark, struct dnotify_mark, fsn_mark);
@@ -326,7 +326,7 @@ int fcntl_dirnotify(int fd, struct file *filp, unsigned int arg)
 	fsnotify_group_lock(dnotify_group);
 
 	/* add the new_fsn_mark or find an old one. */
-	fsn_mark = fsnotify_find_mark(&inode->i_fsnotify_marks, dnotify_group);
+	fsn_mark = fsnotify_find_inode_mark(inode, dnotify_group);
 	if (fsn_mark) {
 		dn_mark = container_of(fsn_mark, struct dnotify_mark, fsn_mark);
 		spin_lock(&fsn_mark->lock);
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index 85d8fdd55329..4ffc30606e0b 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -544,7 +544,7 @@ static int inotify_update_existing_watch(struct fsnotify_group *group,
 	int create = (arg & IN_MASK_CREATE);
 	int ret;
 
-	fsn_mark = fsnotify_find_mark(&inode->i_fsnotify_marks, group);
+	fsn_mark = fsnotify_find_inode_mark(inode, group);
 	if (!fsn_mark)
 		return -ENOENT;
 	else if (create) {
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index d4e3bc55d174..992b57a7e95f 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -789,6 +789,13 @@ static inline int fsnotify_add_inode_mark_locked(struct fsnotify_mark *mark,
 					FSNOTIFY_OBJ_TYPE_INODE, add_flags);
 }
 
+static inline struct fsnotify_mark *fsnotify_find_inode_mark(
+						struct inode *inode,
+						struct fsnotify_group *group)
+{
+	return fsnotify_find_mark(&inode->i_fsnotify_marks, group);
+}
+
 /* 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);
diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
index 1b07e6f12a07..f2f38903b2fe 100644
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c
@@ -463,7 +463,7 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree)
 	int n;
 
 	fsnotify_group_lock(audit_tree_group);
-	mark = fsnotify_find_mark(&inode->i_fsnotify_marks, audit_tree_group);
+	mark = fsnotify_find_inode_mark(inode, audit_tree_group);
 	if (!mark)
 		return create_chunk(inode, tree);
 
diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c
index 7a98cd176a12..7f358740e958 100644
--- a/kernel/audit_watch.c
+++ b/kernel/audit_watch.c
@@ -90,7 +90,7 @@ static inline struct audit_parent *audit_find_parent(struct inode *inode)
 	struct audit_parent *parent = NULL;
 	struct fsnotify_mark *entry;
 
-	entry = fsnotify_find_mark(&inode->i_fsnotify_marks, audit_watch_group);
+	entry = fsnotify_find_inode_mark(inode, audit_watch_group);
 	if (entry)
 		parent = container_of(entry, struct audit_parent, mark);
 
-- 
2.34.1





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