From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f199.google.com (mail-pf0-f199.google.com [209.85.192.199]) by kanga.kvack.org (Postfix) with ESMTP id 3275C6B0520 for ; Thu, 17 May 2018 13:36:32 -0400 (EDT) Received: by mail-pf0-f199.google.com with SMTP id w7-v6so3102155pfd.9 for ; Thu, 17 May 2018 10:36:32 -0700 (PDT) Received: from smtp.codeaurora.org (smtp.codeaurora.org. [198.145.29.96]) by mx.google.com with ESMTPS id 70-v6si5860450pfu.274.2018.05.17.10.36.31 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 17 May 2018 10:36:31 -0700 (PDT) From: Sinan Kaya Subject: [PATCH] mm/dmapool: localize page allocations Date: Thu, 17 May 2018 13:36:19 -0400 Message-Id: <1526578581-7658-1-git-send-email-okaya@codeaurora.org> MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: linux-mm@kvack.org, timur@codeaurora.org Cc: linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Sinan Kaya , open list Try to keep the pool closer to the device's NUMA node by changing kmalloc() to kmalloc_node() and devres_alloc() to devres_alloc_node(). Signed-off-by: Sinan Kaya --- mm/dmapool.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/mm/dmapool.c b/mm/dmapool.c index 4d90a64..023f3d9 100644 --- a/mm/dmapool.c +++ b/mm/dmapool.c @@ -223,7 +223,7 @@ static struct dma_page *pool_alloc_page(struct dma_pool *pool, gfp_t mem_flags) { struct dma_page *page; - page = kmalloc(sizeof(*page), mem_flags); + page = kmalloc_node(sizeof(*page), mem_flags, dev_to_node(pool->dev)); if (!page) return NULL; page->vaddr = dma_alloc_coherent(pool->dev, pool->allocation, @@ -504,7 +504,8 @@ struct dma_pool *dmam_pool_create(const char *name, struct device *dev, { struct dma_pool **ptr, *pool; - ptr = devres_alloc(dmam_pool_release, sizeof(*ptr), GFP_KERNEL); + ptr = devres_alloc_node(dmam_pool_release, sizeof(*ptr), GFP_KERNEL, + dev_to_node(dev)); if (!ptr) return NULL; -- 2.7.4