From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753561AbbLVAEb (ORCPT ); Mon, 21 Dec 2015 19:04:31 -0500 Received: from zeniv.linux.org.uk ([195.92.253.2]:33031 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752247AbbLUXsE (ORCPT ); Mon, 21 Dec 2015 18:48:04 -0500 From: Al Viro To: linux-kernel@vger.kernel.org Cc: Linus Torvalds Subject: [POC][PATCH 27/83] new helper: get_dma_pages() Date: Mon, 21 Dec 2015 23:47:00 +0000 Message-Id: <1450741676-5865-27-git-send-email-viro@ZenIV.linux.org.uk> X-Mailer: git-send-email 1.7.7.6 In-Reply-To: <20151221234615.GW20997@ZenIV.linux.org.uk> References: <20151221234615.GW20997@ZenIV.linux.org.uk> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Al Viro same as __get_dma_pages(), except that it returns a pointer Signed-off-by: Al Viro --- include/linux/gfp.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/gfp.h b/include/linux/gfp.h index f4304c1..07b714d 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -486,6 +486,9 @@ void * __meminit alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask); #define __get_dma_pages(gfp_mask, order) \ __get_free_pages((gfp_mask) | GFP_DMA, (order)) +#define get_dma_pages(gfp_mask, order) \ + ((void *)__get_free_pages((gfp_mask) | GFP_DMA, (order))) + extern void __free_pages(struct page *page, unsigned int order); extern void free_pages(const void *addr, unsigned int order); extern void free_hot_cold_page(struct page *page, bool cold); -- 2.1.4