Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965939Ab3HHP1P (ORCPT ); Thu, 8 Aug 2013 11:27:15 -0400 Received: from mail-wi0-f179.google.com ([209.85.212.179]:60530 "EHLO mail-wi0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965873Ab3HHPZD (ORCPT ); Thu, 8 Aug 2013 11:25:03 -0400 From: Miklos Szeredi To: rwheeler@redhat.com, avati@redhat.com, viro@ZenIV.linux.org.uk Cc: bfoster@redhat.com, dhowells@redhat.com, eparis@redhat.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, mszeredi@suse.cz Subject: [PATCH 3/9] afs: use check_submounts_and_drop() Date: Thu, 8 Aug 2013 17:24:44 +0200 Message-Id: <1375975490-18673-4-git-send-email-miklos@szeredi.hu> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1375975490-18673-1-git-send-email-miklos@szeredi.hu> References: <1375975490-18673-1-git-send-email-miklos@szeredi.hu> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1196 Lines: 44 From: Miklos Szeredi 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 CC: David Howells --- fs/afs/dir.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/fs/afs/dir.c b/fs/afs/dir.c index 34494fb..0b74d31 100644 --- a/fs/afs/dir.c +++ b/fs/afs/dir.c @@ -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)) - goto out_skip; - } + /* don't unhash if we have submounts */ + 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); -- 1.8.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/