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authorAl Viro <viro@zeniv.linux.org.uk>2015-06-16 01:56:23 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2015-06-16 02:08:34 -0400
commit70d45cdb664390a5573c05f1eecc8432dcc6581b (patch)
tree6ab7b1d46459aa7c872a156d36ffc6416e8c9464 /fs/ufs/namei.c
parenta50e4a02ad6957ef6f77cccaa8ef6a337f1856af (diff)
downloadlinux-70d45cdb664390a5573c05f1eecc8432dcc6581b.tar.bz2
ufs: don't touch mtime/ctime of directory being moved
See "ext2: Do not update mtime of a moved directory" (and followup in "ext2: fix unbalanced kmap()/kunmap()") for background; this is UFS equivalent - the same problem exists here. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ufs/namei.c')
-rw-r--r--fs/ufs/namei.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
index 3429079c11e2..d3fdfa22add5 100644
--- a/fs/ufs/namei.c
+++ b/fs/ufs/namei.c
@@ -276,7 +276,7 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry,
new_de = ufs_find_entry(new_dir, &new_dentry->d_name, &new_page);
if (!new_de)
goto out_dir;
- ufs_set_link(new_dir, new_de, new_page, old_inode);
+ ufs_set_link(new_dir, new_de, new_page, old_inode, 1);
new_inode->i_ctime = CURRENT_TIME_SEC;
if (dir_de)
drop_nlink(new_inode);
@@ -299,7 +299,12 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry,
mark_inode_dirty(old_inode);
if (dir_de) {
- ufs_set_link(old_inode, dir_de, dir_page, new_dir);
+ if (old_dir != new_dir)
+ ufs_set_link(old_inode, dir_de, dir_page, new_dir, 0);
+ else {
+ kunmap(dir_page);
+ page_cache_release(dir_page);
+ }
inode_dec_link_count(old_dir);
}
return 0;