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=-9.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham 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 EAF86C2D0A8 for ; Thu, 24 Sep 2020 00:39:13 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8690E2176B for ; Thu, 24 Sep 2020 00:39:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="ZExYSVTO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8690E2176B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D89566B0003; Wed, 23 Sep 2020 20:39:12 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D39676B0055; Wed, 23 Sep 2020 20:39:12 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C4FBF6B005A; Wed, 23 Sep 2020 20:39:12 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0135.hostedemail.com [216.40.44.135]) by kanga.kvack.org (Postfix) with ESMTP id AF0B86B0003 for ; Wed, 23 Sep 2020 20:39:12 -0400 (EDT) Received: from smtpin13.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 6C257180AD802 for ; Thu, 24 Sep 2020 00:39:12 +0000 (UTC) X-FDA: 77296095744.13.son98_1714f422715a Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin13.hostedemail.com (Postfix) with ESMTP id 4572C181415A1 for ; Thu, 24 Sep 2020 00:39:12 +0000 (UTC) X-HE-Tag: son98_1714f422715a X-Filterd-Recvd-Size: 2871 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by imf03.hostedemail.com (Postfix) with ESMTP for ; Thu, 24 Sep 2020 00:39:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1600907951; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=J6+erL0jIdE2OxF7ECOGrLfJbMDSWN2tZHISgxX8eZM=; b=ZExYSVTOj9Eij4xjuMtiQdPzviDCu7jB6cRf2jZzIs9xPOct0TnKquvpOmIzn2QjYWzK4p +8OSAmsnObOjhx4XRL0bVT38Sn1hSnS0zc/bJ07r50b08+/FFNy5o7Iu2GGk5BSsPD6Eon s3Gu8CBYg0iqIFflwaOrwdVnrVRPRPI= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-45-QM0LIqC6OvCjDORJMAKj-g-1; Wed, 23 Sep 2020 20:39:09 -0400 X-MC-Unique: QM0LIqC6OvCjDORJMAKj-g-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A0D718027E2; Thu, 24 Sep 2020 00:39:07 +0000 (UTC) Received: from localhost (unknown [10.18.25.174]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1E6C45576A; Thu, 24 Sep 2020 00:39:03 +0000 (UTC) Date: Wed, 23 Sep 2020 20:39:02 -0400 From: Mike Snitzer To: "Matthew Wilcox (Oracle)" 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: <20200924003902.GA10500@redhat.com> References: <20200625113122.7540-1-willy@infradead.org> <20200625113122.7540-7-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200625113122.7540-7-willy@infradead.org> User-Agent: Mutt/1.5.21 (2010-09-15) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 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 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. Thanks, Mike