From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752448AbdATOj2 (ORCPT ); Fri, 20 Jan 2017 09:39:28 -0500 Received: from mail-pf0-f193.google.com ([209.85.192.193]:36424 "EHLO mail-pf0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752422AbdATOj0 (ORCPT ); Fri, 20 Jan 2017 09:39:26 -0500 From: Geliang Tang To: Alasdair Kergon , Mike Snitzer , dm-devel@redhat.com, Shaohua Li Cc: Geliang Tang , linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] dm bio prison: use rb_entry() Date: Fri, 20 Jan 2017 22:36:54 +0800 Message-Id: X-Mailer: git-send-email 2.9.3 In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org To make the code clearer, use rb_entry() instead of container_of() to deal with rbtree. Signed-off-by: Geliang Tang --- drivers/md/dm-bio-prison.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/md/dm-bio-prison.c b/drivers/md/dm-bio-prison.c index 03af174..a2c8a9e 100644 --- a/drivers/md/dm-bio-prison.c +++ b/drivers/md/dm-bio-prison.c @@ -115,7 +115,7 @@ static int __bio_detain(struct dm_bio_prison *prison, while (*new) { struct dm_bio_prison_cell *cell = - container_of(*new, struct dm_bio_prison_cell, node); + rb_entry(*new, struct dm_bio_prison_cell, node); r = cmp_keys(key, &cell->key); -- 2.9.3