From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:34578 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730631AbeJBUPz (ORCPT ); Tue, 2 Oct 2018 16:15:55 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Stefan Haberland , Vasily Gorbik , Martin Schwidefsky , Sasha Levin Subject: [PATCH 4.14 042/137] s390/dasd: correct numa_node in dasd_alloc_queue Date: Tue, 2 Oct 2018 06:24:03 -0700 Message-Id: <20181002132501.426577974@linuxfoundation.org> In-Reply-To: <20181002132458.446916963@linuxfoundation.org> References: <20181002132458.446916963@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Vasily Gorbik [ Upstream commit b17e3abb0af404cb62ad4ef1a5962f58b06e2b78 ] The numa_node field of the tag_set struct has to be explicitly initialized, otherwise it stays as 0, which is a valid numa node id and cause memory allocation failure if node 0 is offline. Acked-by: Stefan Haberland Signed-off-by: Vasily Gorbik Signed-off-by: Martin Schwidefsky Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/s390/block/dasd.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -3190,6 +3190,7 @@ static int dasd_alloc_queue(struct dasd_ block->tag_set.nr_hw_queues = DASD_NR_HW_QUEUES; block->tag_set.queue_depth = DASD_MAX_LCU_DEV * DASD_REQ_PER_DEV; block->tag_set.flags = BLK_MQ_F_SHOULD_MERGE; + block->tag_set.numa_node = NUMA_NO_NODE; rc = blk_mq_alloc_tag_set(&block->tag_set); if (rc)