Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755536AbZKQHRv (ORCPT ); Tue, 17 Nov 2009 02:17:51 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754307AbZKQHRu (ORCPT ); Tue, 17 Nov 2009 02:17:50 -0500 Received: from fgwmail6.fujitsu.co.jp ([192.51.44.36]:58456 "EHLO fgwmail6.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753841AbZKQHRt (ORCPT ); Tue, 17 Nov 2009 02:17:49 -0500 X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 From: KOSAKI Motohiro To: LKML Subject: [PATCH 2/7] mmc: Don't use PF_MEMALLOC Cc: kosaki.motohiro@jp.fujitsu.com, linux-mm , Andrew Morton , linux-mmc@vger.kernel.org In-Reply-To: <20091117161551.3DD4.A69D9226@jp.fujitsu.com> References: <20091117161551.3DD4.A69D9226@jp.fujitsu.com> Message-Id: <20091117161711.3DDA.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.50.07 [ja] Date: Tue, 17 Nov 2009 16:17:50 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1004 Lines: 33 Non MM subsystem must not use PF_MEMALLOC. Memory reclaim need few memory, anyone must not prevent it. Otherwise the system cause mysterious hang-up and/or OOM Killer invokation. Cc: linux-mmc@vger.kernel.org Signed-off-by: KOSAKI Motohiro --- drivers/mmc/card/queue.c | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c index 49e5823..5deb996 100644 --- a/drivers/mmc/card/queue.c +++ b/drivers/mmc/card/queue.c @@ -46,8 +46,6 @@ static int mmc_queue_thread(void *d) struct mmc_queue *mq = d; struct request_queue *q = mq->queue; - current->flags |= PF_MEMALLOC; - down(&mq->thread_sem); do { struct request *req = NULL; -- 1.6.2.5 -- 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/