From mboxrd@z Thu Jan 1 00:00:00 1970 From: Will Deacon Subject: Re: [PATCH v14 7/8] arm64: add pmd_[dirty|mkclean] for THP Date: Fri, 15 Aug 2014 11:55:51 +0100 Message-ID: <20140815105550.GL27466@arm.com> References: <1407981212-17818-1-git-send-email-minchan@kernel.org> <1407981212-17818-8-git-send-email-minchan@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1407981212-17818-8-git-send-email-minchan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Sender: linux-api-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Minchan Kim Cc: Andrew Morton , "linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org" , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Michael Kerrisk , Linux API , Hugh Dickins , Johannes Weiner , Rik van Riel , KOSAKI Motohiro , Mel Gorman , Jason Evans , Zhang Yanfei , "Kirill A. Shutemov" , Russell King , "linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" , Steve Capper , Catalin Marinas List-Id: linux-api@vger.kernel.org On Thu, Aug 14, 2014 at 02:53:31AM +0100, Minchan Kim wrote: > MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent > overwrite of the contents since MADV_FREE syscall is called for > THP page. > > This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE > support. Acked-by: Will Deacon From mboxrd@z Thu Jan 1 00:00:00 1970 From: will.deacon@arm.com (Will Deacon) Date: Fri, 15 Aug 2014 11:55:51 +0100 Subject: [PATCH v14 7/8] arm64: add pmd_[dirty|mkclean] for THP In-Reply-To: <1407981212-17818-8-git-send-email-minchan@kernel.org> References: <1407981212-17818-1-git-send-email-minchan@kernel.org> <1407981212-17818-8-git-send-email-minchan@kernel.org> Message-ID: <20140815105550.GL27466@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Aug 14, 2014 at 02:53:31AM +0100, Minchan Kim wrote: > MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent > overwrite of the contents since MADV_FREE syscall is called for > THP page. > > This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE > support. Acked-by: Will Deacon From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yk0-f182.google.com (mail-yk0-f182.google.com [209.85.160.182]) by kanga.kvack.org (Postfix) with ESMTP id 97D5D6B0037 for ; Fri, 15 Aug 2014 06:56:10 -0400 (EDT) Received: by mail-yk0-f182.google.com with SMTP id q9so1965749ykb.13 for ; Fri, 15 Aug 2014 03:56:10 -0700 (PDT) Received: from cam-admin0.cambridge.arm.com (cam-admin0.cambridge.arm.com. [217.140.96.50]) by mx.google.com with ESMTP id g48si12676787yhk.13.2014.08.15.03.56.09 for ; Fri, 15 Aug 2014 03:56:10 -0700 (PDT) Date: Fri, 15 Aug 2014 11:55:51 +0100 From: Will Deacon Subject: Re: [PATCH v14 7/8] arm64: add pmd_[dirty|mkclean] for THP Message-ID: <20140815105550.GL27466@arm.com> References: <1407981212-17818-1-git-send-email-minchan@kernel.org> <1407981212-17818-8-git-send-email-minchan@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1407981212-17818-8-git-send-email-minchan@kernel.org> Sender: owner-linux-mm@kvack.org List-ID: To: Minchan Kim Cc: Andrew Morton , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Michael Kerrisk , Linux API , Hugh Dickins , Johannes Weiner , Rik van Riel , KOSAKI Motohiro , Mel Gorman , Jason Evans , Zhang Yanfei , "Kirill A. Shutemov" , Russell King , "linux-arm-kernel@lists.infradead.org" , Steve Capper , Catalin Marinas On Thu, Aug 14, 2014 at 02:53:31AM +0100, Minchan Kim wrote: > MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent > overwrite of the contents since MADV_FREE syscall is called for > THP page. > > This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE > support. Acked-by: Will Deacon -- 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 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752509AbaHOKzl (ORCPT ); Fri, 15 Aug 2014 06:55:41 -0400 Received: from cam-admin0.cambridge.arm.com ([217.140.96.50]:39078 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751052AbaHOKzj (ORCPT ); Fri, 15 Aug 2014 06:55:39 -0400 Date: Fri, 15 Aug 2014 11:55:51 +0100 From: Will Deacon To: Minchan Kim Cc: Andrew Morton , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Michael Kerrisk , Linux API , Hugh Dickins , Johannes Weiner , Rik van Riel , KOSAKI Motohiro , Mel Gorman , Jason Evans , Zhang Yanfei , "Kirill A. Shutemov" , Russell King , "linux-arm-kernel@lists.infradead.org" , Steve Capper , Catalin Marinas Subject: Re: [PATCH v14 7/8] arm64: add pmd_[dirty|mkclean] for THP Message-ID: <20140815105550.GL27466@arm.com> References: <1407981212-17818-1-git-send-email-minchan@kernel.org> <1407981212-17818-8-git-send-email-minchan@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1407981212-17818-8-git-send-email-minchan@kernel.org> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 14, 2014 at 02:53:31AM +0100, Minchan Kim wrote: > MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent > overwrite of the contents since MADV_FREE syscall is called for > THP page. > > This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE > support. Acked-by: Will Deacon