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=-7.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 64ECAC433E2 for ; Sat, 12 Sep 2020 06:17:45 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 9EC8321D40 for ; Sat, 12 Sep 2020 06:17:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="dZyDz7oU" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9EC8321D40 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id C63CE6B0062; Sat, 12 Sep 2020 02:17:43 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id BECD76B0068; Sat, 12 Sep 2020 02:17:43 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id AB4C96B006C; Sat, 12 Sep 2020 02:17:43 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0023.hostedemail.com [216.40.44.23]) by kanga.kvack.org (Postfix) with ESMTP id 8E9346B0062 for ; Sat, 12 Sep 2020 02:17:43 -0400 (EDT) Received: from smtpin08.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 3CAA8180AD811 for ; Sat, 12 Sep 2020 06:17:43 +0000 (UTC) X-FDA: 77253403206.08.cook56_0710e65270f5 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin08.hostedemail.com (Postfix) with ESMTP id 0A62D1819E773 for ; Sat, 12 Sep 2020 06:17:43 +0000 (UTC) X-HE-Tag: cook56_0710e65270f5 X-Filterd-Recvd-Size: 2784 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf47.hostedemail.com (Postfix) with ESMTP for ; Sat, 12 Sep 2020 06:17:42 +0000 (UTC) Received: from mail-lf1-f49.google.com (mail-lf1-f49.google.com [209.85.167.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 387E8221E8 for ; Sat, 12 Sep 2020 06:17:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599891461; bh=uuS+Z49skG3lx+esbagnWe105drLTNKLOy8Ma2dzjMo=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=dZyDz7oUXmzrS2wbdCR1OjKcH7321NGa7jyxMDH4h/o9UFLTl0K1PPE+nTnMPNcaO pFhcF7zZNdVWBScpmda30k1PDw7hv27W+vep/NtOAu79ccmU1uTlmfOyQ7QIgiL3rv v+vZsGweGVfhdRtBDeOgxgmo0SHmfbkdHi6VqF9g= Received: by mail-lf1-f49.google.com with SMTP id u8so8037193lff.1 for ; Fri, 11 Sep 2020 23:17:41 -0700 (PDT) X-Gm-Message-State: AOAM53124HVvp6j8byTfQLVL3RXN5JOP1fBglhjdE1OMcZZ8yWeKwrCv HCUFmDCtOUvDqSZtPgxnjQ8ByJppLrqkNRJqL7Y= X-Google-Smtp-Source: ABdhPJxOiiANvrJ6fr7d6kLKZBhdGAMugfK2BYTTNlwkd2Y5yYk1Y7sPwQKbOfKHnZSoz9jAWmxnXjr56qyYcRtmpeU= X-Received: by 2002:a19:cc09:: with SMTP id c9mr1179259lfg.482.1599891459438; Fri, 11 Sep 2020 23:17:39 -0700 (PDT) MIME-Version: 1.0 References: <20200910144833.742260-1-hch@lst.de> <20200910144833.742260-6-hch@lst.de> In-Reply-To: <20200910144833.742260-6-hch@lst.de> From: Song Liu Date: Fri, 11 Sep 2020 23:17:28 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH 05/12] md: update the optimal I/O size on reshape To: Christoph Hellwig Cc: Jens Axboe , Hans de Goede , Richard Weinberger , Minchan Kim , linux-mtd@lists.infradead.org, dm-devel@redhat.com, linux-block@vger.kernel.org, open list , drbd-dev@lists.linbit.com, linux-raid , Linux-Fsdevel , Linux-MM , cgroups@vger.kernel.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 0A62D1819E773 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam05 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, Sep 10, 2020 at 7:48 AM Christoph Hellwig wrote: > > The raid5 and raid10 drivers currently update the read-ahead size, > but not the optimal I/O size on reshape. To prepare for deriving the > read-ahead size from the optimal I/O size make sure it is updated > as well. > > Signed-off-by: Christoph Hellwig Acked-by: Song Liu