ncpfs: document dentry_unhash usage

ncpfs returns EBUSY if there are any references to the directory.  The
dentry_unhash call only unhashes the dentry if there are no references.

CC: Petr Vandrovec <[email protected]>
CC: [email protected]
Signed-off-by: Sage Weil <[email protected]>
Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Sage Weil 2011-05-27 13:42:09 -07:00 • committed by Al Viro
commit 7ce605d93b

View file

@ -1033,8 +1033,11 @@ static int ncp_rmdir(struct inode *dir, struct dentry *dentry)
DPRINTK("ncp_rmdir: removing %s/%s\n",
dentry->d_parent->d_name.name, dentry->d_name.name);
/*
* fail with EBUSY if there are still references to this
* directory.
*/
dentry_unhash(dentry);
error = -EBUSY;
if (!d_unhashed(dentry))
goto out;