From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752446AbdI0IVP (ORCPT ); Wed, 27 Sep 2017 04:21:15 -0400 Received: from mx2.suse.de ([195.135.220.15]:37608 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752388AbdI0IVM (ORCPT ); Wed, 27 Sep 2017 04:21:12 -0400 From: Johannes Thumshirn To: Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Damien Le Moal , Christoph Hellwig , Johannes Thumshirn Subject: [PATCH 6/6] rds: ib: use kmalloc_array_node Date: Wed, 27 Sep 2017 10:20:38 +0200 Message-Id: <20170927082038.3782-7-jthumshirn@suse.de> X-Mailer: git-send-email 2.13.5 In-Reply-To: <20170927082038.3782-1-jthumshirn@suse.de> References: <20170927082038.3782-1-jthumshirn@suse.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Now that we have a NUMA-aware version of kmalloc_array() we can use it instead of kmalloc_node() without an overflow check in the size calculation. Signed-off-by: Johannes Thumshirn --- net/rds/ib_fmr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/net/rds/ib_fmr.c b/net/rds/ib_fmr.c index 86ef907067bb..e0f70c4051b6 100644 --- a/net/rds/ib_fmr.c +++ b/net/rds/ib_fmr.c @@ -139,8 +139,8 @@ static int rds_ib_map_fmr(struct rds_ib_device *rds_ibdev, return -EINVAL; } - dma_pages = kmalloc_node(sizeof(u64) * page_cnt, GFP_ATOMIC, - rdsibdev_to_node(rds_ibdev)); + dma_pages = kmalloc_array_node(sizeof(u64), page_cnt, GFP_ATOMIC, + rdsibdev_to_node(rds_ibdev)); if (!dma_pages) { ib_dma_unmap_sg(dev, sg, nents, DMA_BIDIRECTIONAL); return -ENOMEM; -- 2.13.5 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f70.google.com (mail-wm0-f70.google.com [74.125.82.70]) by kanga.kvack.org (Postfix) with ESMTP id 19F146B026A for ; Wed, 27 Sep 2017 04:21:13 -0400 (EDT) Received: by mail-wm0-f70.google.com with SMTP id i131so13648473wma.1 for ; Wed, 27 Sep 2017 01:21:13 -0700 (PDT) Received: from mx1.suse.de (mx2.suse.de. [195.135.220.15]) by mx.google.com with ESMTPS id h189si3012137wmf.89.2017.09.27.01.21.11 for (version=TLS1 cipher=AES128-SHA bits=128/128); Wed, 27 Sep 2017 01:21:12 -0700 (PDT) From: Johannes Thumshirn Subject: [PATCH 6/6] rds: ib: use kmalloc_array_node Date: Wed, 27 Sep 2017 10:20:38 +0200 Message-Id: <20170927082038.3782-7-jthumshirn@suse.de> In-Reply-To: <20170927082038.3782-1-jthumshirn@suse.de> References: <20170927082038.3782-1-jthumshirn@suse.de> Sender: owner-linux-mm@kvack.org List-ID: To: Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Damien Le Moal , Christoph Hellwig , Johannes Thumshirn Now that we have a NUMA-aware version of kmalloc_array() we can use it instead of kmalloc_node() without an overflow check in the size calculation. Signed-off-by: Johannes Thumshirn --- net/rds/ib_fmr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/net/rds/ib_fmr.c b/net/rds/ib_fmr.c index 86ef907067bb..e0f70c4051b6 100644 --- a/net/rds/ib_fmr.c +++ b/net/rds/ib_fmr.c @@ -139,8 +139,8 @@ static int rds_ib_map_fmr(struct rds_ib_device *rds_ibdev, return -EINVAL; } - dma_pages = kmalloc_node(sizeof(u64) * page_cnt, GFP_ATOMIC, - rdsibdev_to_node(rds_ibdev)); + dma_pages = kmalloc_array_node(sizeof(u64), page_cnt, GFP_ATOMIC, + rdsibdev_to_node(rds_ibdev)); if (!dma_pages) { ib_dma_unmap_sg(dev, sg, nents, DMA_BIDIRECTIONAL); return -ENOMEM; -- 2.13.5 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org