Commit ba812380 authored Sep 05, 2013 by Miklos Szeredi Committed by Al Viro Sep 05, 2013

afs: use check_submounts_and_drop()



Do have_submounts(), shrink_dcache_parent() and d_drop() atomically.

check_submounts_and_drop() can deal with negative dentries as well.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
CC: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

parent eed81007

fs/afs/dir.c

+3 −7

Original line number	Diff line number	Diff line
		@@ -685,16 +685,12 @@ not_found:
		spin_unlock(&dentry->d_lock);

		out_bad:
		if (dentry->d_inode) {
		/* don't unhash if we have submounts */
		if (have_submounts(dentry))
		if (check_submounts_and_drop(dentry) != 0)
		goto out_skip;
		}

		_debug("dropping dentry %s/%s",
		parent->d_name.name, dentry->d_name.name);
		shrink_dcache_parent(dentry);
		d_drop(dentry);
		dput(parent);
		key_put(key);