From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ua0-f199.google.com (mail-ua0-f199.google.com [209.85.217.199]) by kanga.kvack.org (Postfix) with ESMTP id 747C76B038D for ; Tue, 14 Feb 2017 06:01:47 -0500 (EST) Received: by mail-ua0-f199.google.com with SMTP id d38so90167919uad.4 for ; Tue, 14 Feb 2017 03:01:47 -0800 (PST) Received: from ozlabs.org (ozlabs.org. [103.22.144.67]) by mx.google.com with ESMTPS id n64si193085pgn.27.2017.02.14.03.01.45 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 14 Feb 2017 03:01:46 -0800 (PST) From: Michael Ellerman Subject: Re: [PATCH 2/2] powerpc/mm/autonuma: Switch ppc64 to its own implementeation of saved write In-Reply-To: <1487044759.21048.24.camel@neuling.org> References: <1486609259-6796-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1486609259-6796-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1487044759.21048.24.camel@neuling.org> Date: Tue, 14 Feb 2017 22:01:43 +1100 Message-ID: <871sv1m3xk.fsf@concordia.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain Sender: owner-linux-mm@kvack.org List-ID: To: Michael Neuling , "Aneesh Kumar K.V" , akpm@linux-foundation.org, Rik van Riel , Mel Gorman , paulus@ozlabs.org, benh@kernel.crashing.org Cc: linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Michael Neuling writes: > On Thu, 2017-02-09 at 08:30 +0530, Aneesh Kumar K.V wrote: >> With this our protnone becomes a present pte with READ/WRITE/EXEC bit cleared. >> By default we also set _PAGE_PRIVILEGED on such pte. This is now used to help >> us identify a protnone pte that as saved write bit. For such pte, we will >> clear >> the _PAGE_PRIVILEGED bit. The pte still remain non-accessible from both user >> and kernel. >> >> Signed-off-by: Aneesh Kumar K.V > > > FWIW I've tested this, so: > > Acked-By: Michael Neuling In future if you've tested something then "Tested-by:" is the right tag to use. cheers -- 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