From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f181.google.com (mail-pd0-f181.google.com [209.85.192.181]) by kanga.kvack.org (Postfix) with ESMTP id 7DB8C6B0074 for ; Thu, 19 Mar 2015 13:08:45 -0400 (EDT) Received: by pdbcz9 with SMTP id cz9so81618080pdb.3 for ; Thu, 19 Mar 2015 10:08:45 -0700 (PDT) Received: from mga14.intel.com (mga14.intel.com. [192.55.52.115]) by mx.google.com with ESMTP id er5si3802589pad.227.2015.03.19.10.08.41 for ; Thu, 19 Mar 2015 10:08:42 -0700 (PDT) From: "Kirill A. Shutemov" Subject: [PATCH 13/16] page-flags: define PG_uncached behavior on compound pages Date: Thu, 19 Mar 2015 19:08:19 +0200 Message-Id: <1426784902-125149-14-git-send-email-kirill.shutemov@linux.intel.com> In-Reply-To: <1426784902-125149-1-git-send-email-kirill.shutemov@linux.intel.com> References: <1426784902-125149-1-git-send-email-kirill.shutemov@linux.intel.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton , Andrea Arcangeli , Hugh Dickins Cc: Dave Hansen , Mel Gorman , Rik van Riel , Vlastimil Babka , Christoph Lameter , Naoya Horiguchi , Steve Capper , "Aneesh Kumar K.V" , Johannes Weiner , Michal Hocko , Jerome Marchand , linux-kernel@vger.kernel.org, linux-mm@kvack.org, "Kirill A. Shutemov" So far, only IA64 uses PG_uncached and only on non-compound pages. Signed-off-by: Kirill A. Shutemov --- include/linux/page-flags.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index a1ecec3f505f..0b6921d2f2f3 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -349,7 +349,7 @@ PAGEFLAG_FALSE(Mlocked) __CLEARPAGEFLAG_NOOP(Mlocked) #endif #ifdef CONFIG_ARCH_USES_PG_UNCACHED -PAGEFLAG(Uncached, uncached, ANY) +PAGEFLAG(Uncached, uncached, NO_COMPOUND) #else PAGEFLAG_FALSE(Uncached) #endif -- 2.1.4 -- 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