From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wj0-f197.google.com (mail-wj0-f197.google.com [209.85.210.197]) by kanga.kvack.org (Postfix) with ESMTP id EA8EC6B0260 for ; Mon, 12 Dec 2016 12:51:39 -0500 (EST) Received: by mail-wj0-f197.google.com with SMTP id xy5so27610229wjc.0 for ; Mon, 12 Dec 2016 09:51:39 -0800 (PST) Received: from gum.cmpxchg.org (gum.cmpxchg.org. [85.214.110.215]) by mx.google.com with ESMTPS id o7si45388818wjw.219.2016.12.12.09.51.38 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 12 Dec 2016 09:51:38 -0800 (PST) Date: Mon, 12 Dec 2016 12:51:33 -0500 From: Johannes Weiner Subject: Re: [PATCH 0/6 v3] dax: Page invalidation fixes Message-ID: <20161212175133.GB8688@cmpxchg.org> References: <20161212164708.23244-1-jack@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20161212164708.23244-1-jack@suse.cz> Sender: owner-linux-mm@kvack.org List-ID: To: Jan Kara Cc: linux-fsdevel@vger.kernel.org, Ross Zwisler , linux-mm@kvack.org, linux-ext4@vger.kernel.org On Mon, Dec 12, 2016 at 05:47:02PM +0100, Jan Kara wrote: > Hello, > > this is the third revision of my fixes of races when invalidating hole pages in > DAX mappings. See changelogs for details. The series is based on my patches to > write-protect DAX PTEs which are currently carried in mm tree. This is a hard > dependency because we really need to closely track dirtiness (and cleanness!) > of radix tree entries in DAX mappings in order to avoid discarding valid dirty > bits leading to missed cache flushes on fsync(2). > > The tests have passed xfstests for xfs and ext4 in DAX and non-DAX mode. > > Johannes, are you OK with patch 2/6 in its current form? I'd like to push these > patches to some tree once DAX write-protection patches are merged. I'm hoping > to get at least first three patches merged for 4.10-rc2... Thanks! LGTM, thanks Jan -- 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