From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f200.google.com (mail-pf0-f200.google.com [209.85.192.200]) by kanga.kvack.org (Postfix) with ESMTP id DA3F96B026F for ; Thu, 21 Sep 2017 05:00:14 -0400 (EDT) Received: by mail-pf0-f200.google.com with SMTP id f84so9357460pfj.0 for ; Thu, 21 Sep 2017 02:00:14 -0700 (PDT) Received: from NAM01-BY2-obe.outbound.protection.outlook.com (mail-by2nam01on0067.outbound.protection.outlook.com. [104.47.34.67]) by mx.google.com with ESMTPS id b85si687553pfj.584.2017.09.21.02.00.13 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 21 Sep 2017 02:00:13 -0700 (PDT) From: Ganapatrao Kulkarni Subject: [PATCH 2/4] numa, iommu/io-pgtable-arm: Use NUMA aware memory allocation for smmu translation tables Date: Thu, 21 Sep 2017 14:29:20 +0530 Message-Id: <20170921085922.11659-3-ganapatrao.kulkarni@cavium.com> In-Reply-To: <20170921085922.11659-1-ganapatrao.kulkarni@cavium.com> References: <20170921085922.11659-1-ganapatrao.kulkarni@cavium.com> MIME-Version: 1.0 Content-Type: text/plain Sender: owner-linux-mm@kvack.org List-ID: To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux-foundation.org, linux-mm@kvack.org Cc: Will.Deacon@arm.com, robin.murphy@arm.com, lorenzo.pieralisi@arm.com, hanjun.guo@linaro.org, joro@8bytes.org, vbabka@suse.cz, akpm@linux-foundation.org, mhocko@suse.com, Tomasz.Nowicki@cavium.com, Robert.Richter@cavium.com, jnair@caviumnetworks.com, gklkml16@gmail.com function __arm_lpae_alloc_pages is used to allcoated memory for smmu translation tables. updating function to allocate memory/pages from the proximity domain of SMMU device. Signed-off-by: Ganapatrao Kulkarni --- drivers/iommu/io-pgtable-arm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c index e8018a3..f6d01f6 100644 --- a/drivers/iommu/io-pgtable-arm.c +++ b/drivers/iommu/io-pgtable-arm.c @@ -215,8 +215,10 @@ static void *__arm_lpae_alloc_pages(size_t size, gfp_t gfp, { struct device *dev = cfg->iommu_dev; dma_addr_t dma; - void *pages = alloc_pages_exact(size, gfp | __GFP_ZERO); + void *pages; + pages = alloc_pages_exact_nid(dev_to_node(dev), size, + gfp | __GFP_ZERO); if (!pages) return NULL; -- 2.9.4 -- 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