[1/2,linux-next] fs/affs: add rename2 to prepare multiple methods
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Message ID 20170505185142.26012-1-fabf@skynet.be
State New
Headers show

Commit Message

Fabian Frederick May 5, 2017, 6:51 p.m. UTC
Currently AFFS only supports RENAME_NOREPLACE.
This patch isolates that method to a static function to
prepare RENAME_EXCHANGE addition.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
---
 fs/affs/affs.h  |  2 +-
 fs/affs/dir.c   |  2 +-
 fs/affs/namei.c | 25 ++++++++++++++++---------
 3 files changed, 18 insertions(+), 11 deletions(-)

Patch
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diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index ba26a31..773749b 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -173,7 +173,7 @@  extern int	affs_link(struct dentry *olddentry, struct inode *dir,
 			  struct dentry *dentry);
 extern int	affs_symlink(struct inode *dir, struct dentry *dentry,
 			     const char *symname);
-extern int	affs_rename(struct inode *old_dir, struct dentry *old_dentry,
+extern int	affs_rename2(struct inode *old_dir, struct dentry *old_dentry,
 			    struct inode *new_dir, struct dentry *new_dentry,
 			    unsigned int flags);
 
diff --git a/fs/affs/dir.c b/fs/affs/dir.c
index f1e7294..591ecd7 100644
--- a/fs/affs/dir.c
+++ b/fs/affs/dir.c
@@ -35,7 +35,7 @@  const struct inode_operations affs_dir_inode_operations = {
 	.symlink	= affs_symlink,
 	.mkdir		= affs_mkdir,
 	.rmdir		= affs_rmdir,
-	.rename		= affs_rename,
+	.rename		= affs_rename2,
 	.setattr	= affs_notify_change,
 };
 
diff --git a/fs/affs/namei.c b/fs/affs/namei.c
index d9a40b5..49a8dc1 100644
--- a/fs/affs/namei.c
+++ b/fs/affs/namei.c
@@ -394,21 +394,14 @@  affs_link(struct dentry *old_dentry, struct inode *dir, struct dentry *dentry)
 	return affs_add_entry(dir, inode, dentry, ST_LINKFILE);
 }
 
-int
+static int
 affs_rename(struct inode *old_dir, struct dentry *old_dentry,
-	    struct inode *new_dir, struct dentry *new_dentry,
-	    unsigned int flags)
+	    struct inode *new_dir, struct dentry *new_dentry)
 {
 	struct super_block *sb = old_dir->i_sb;
 	struct buffer_head *bh = NULL;
 	int retval;
 
-	if (flags & ~RENAME_NOREPLACE)
-		return -EINVAL;
-
-	pr_debug("%s(old=%lu,\"%pd\" to new=%lu,\"%pd\")\n", __func__,
-		 old_dir->i_ino, old_dentry, new_dir->i_ino, new_dentry);
-
 	retval = affs_check_name(new_dentry->d_name.name,
 				 new_dentry->d_name.len,
 				 affs_nofilenametruncate(old_dentry));
@@ -448,6 +441,20 @@  affs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	return retval;
 }
 
+int affs_rename2(struct inode *old_dir, struct dentry *old_dentry,
+			struct inode *new_dir, struct dentry *new_dentry,
+			unsigned int flags)
+{
+
+	if (flags & ~RENAME_NOREPLACE)
+		return -EINVAL;
+
+	pr_debug("%s(old=%lu,\"%pd\" to new=%lu,\"%pd\")\n", __func__,
+		 old_dir->i_ino, old_dentry, new_dir->i_ino, new_dentry);
+
+	return affs_rename(old_dir, old_dentry, new_dir, new_dentry);
+}
+
 static struct dentry *affs_get_parent(struct dentry *child)
 {
 	struct inode *parent;