From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D5EBAC4363D for ; Thu, 24 Sep 2020 01:10:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8D7472145D for ; Thu, 24 Sep 2020 01:10:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="mdxOda+b" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726562AbgIXBKJ (ORCPT ); Wed, 23 Sep 2020 21:10:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47578 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726466AbgIXBKJ (ORCPT ); Wed, 23 Sep 2020 21:10:09 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C2C2AC0613CE; Wed, 23 Sep 2020 18:10:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=0/0SGFMwxthgjvuRFvMv1mpYU9WObyFYjO/sQ1qc82Y=; b=mdxOda+b2IaFiWwnXlQhRvoVvR hC2+JUre0xKcysiCXPPUn3kuPFuxy5Gg/ISApsfD7khvcB5cFqucLY1LdbVtht8oTuN2gDCAG0U4D 247fkoOjE5StgSRVKSCIcSPa4XpS3kPPdjUkgrYdVuRWLQHXENfFAnWjGPK5e5L2oIcEJKvJTpGoO wbliS799EQv8fGnhTm8Xt2QMfoVb/2HJoAgKBgQH/RYTtSjb3QSjDyrKil6zF2iwUjRfsdq8gOBju Ydl9W+IfscU/iIQgkhg3BAi1h362+fsKkBK4prvJY6nENyrA+IUHXbDh6Bd7/tHJf/FJ9wYrd+Mkh dtYLsyUQ==; Received: from willy by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1kLFlu-0001B3-Mr; Thu, 24 Sep 2020 01:10:06 +0000 Date: Thu, 24 Sep 2020 02:10:06 +0100 From: Matthew Wilcox To: Mike Snitzer Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Jens Axboe , linux-xfs@vger.kernel.org, dm-devel@redhat.com, Mikulas Patocka Subject: Re: [PATCH 6/6] mm: Add memalloc_nowait Message-ID: <20200924011006.GT32101@casper.infradead.org> References: <20200625113122.7540-1-willy@infradead.org> <20200625113122.7540-7-willy@infradead.org> <20200924003902.GA10500@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200924003902.GA10500@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org On Wed, Sep 23, 2020 at 08:39:02PM -0400, Mike Snitzer wrote: > On Thu, Jun 25 2020 at 7:31am -0400, > Matthew Wilcox (Oracle) wrote: > > > Similar to memalloc_noio() and memalloc_nofs(), memalloc_nowait() > > guarantees we will not sleep to reclaim memory. Use it to simplify > > dm-bufio's allocations. > > > > Signed-off-by: Matthew Wilcox (Oracle) > > --- > > drivers/md/dm-bufio.c | 30 ++++++++---------------------- > > include/linux/sched.h | 1 + > > include/linux/sched/mm.h | 12 ++++++++---- > > 3 files changed, 17 insertions(+), 26 deletions(-) > > > Hi, > > Curious on the state of this patchset? Not seeing it in next-20200923 > > The dm-bufio cleanup looks desirable. I've been busy with THPs and haven't pushed this patchset for this window. It's probably a bit late now we're at rc6, so I'll clean it up and push it for 5.11?