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=-6.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,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 27282C4363D for ; Thu, 24 Sep 2020 01:10:18 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 819D02145D for ; Thu, 24 Sep 2020 01:10:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="mdxOda+b" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 819D02145D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id B8A006B005A; Wed, 23 Sep 2020 21:10:16 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B3BFE6B005C; Wed, 23 Sep 2020 21:10:16 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A505E6B005D; Wed, 23 Sep 2020 21:10:16 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0136.hostedemail.com [216.40.44.136]) by kanga.kvack.org (Postfix) with ESMTP id 903786B005A for ; Wed, 23 Sep 2020 21:10:16 -0400 (EDT) Received: from smtpin11.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 53753181AE862 for ; Thu, 24 Sep 2020 01:10:16 +0000 (UTC) X-FDA: 77296174032.11.smell72_020ef832715a Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin11.hostedemail.com (Postfix) with ESMTP id 2F865180F8B80 for ; Thu, 24 Sep 2020 01:10:16 +0000 (UTC) X-HE-Tag: smell72_020ef832715a X-Filterd-Recvd-Size: 2641 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf11.hostedemail.com (Postfix) with ESMTP for ; Thu, 24 Sep 2020 01:10:14 +0000 (UTC) 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> X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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?