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=-11.3 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,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 E0521C43463 for ; Sat, 19 Sep 2020 04:50:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9339920789 for ; Sat, 19 Sep 2020 04:50:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="KUBRpPOI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726249AbgISEur (ORCPT ); Sat, 19 Sep 2020 00:50:47 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:20117 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726054AbgISEuq (ORCPT ); Sat, 19 Sep 2020 00:50:46 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1600491045; 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=V/GtNqeAhxmnaYHKbHI9s+9A7kWQV4YD44WjAsjMMwM=; b=KUBRpPOIEVeoQhtimD41JCXyJKfzgW8CpwzCESrq0MplN8ww08wsEbW5EG1TS6MbzU8/9a bSCKsmEHlO0TMuiWxzpZs50eR/LQjR1kMSxY3GE5TKrLM+O/Y1rpaRTPJXiX9NNzYSrJ6j CyGsv41AWERgEYbQ9ve+q2mgSonEbl8= Received: from mail-pf1-f200.google.com (mail-pf1-f200.google.com [209.85.210.200]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-510-55LgYvViOtCkYV2YvF5m8g-1; Sat, 19 Sep 2020 00:50:41 -0400 X-MC-Unique: 55LgYvViOtCkYV2YvF5m8g-1 Received: by mail-pf1-f200.google.com with SMTP id q16so4921150pfj.7 for ; Fri, 18 Sep 2020 21:50:41 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=V/GtNqeAhxmnaYHKbHI9s+9A7kWQV4YD44WjAsjMMwM=; b=EhGGqOQVx1k34QP558qI6fgk9dnvDOfGM1inD1ZKu2nda27dvcEcFyvbsjv2ITZ+20 Aowl7E2Gt2gv0nn7r7paJuNXwZ8KhaSHBHXczWTK5jqkP3nWIMBf3VddkPgG8OSEHQYW QKuMJQcDay2w6YCq/NaQsAwcVWjjF2tM6fCE6G3l1DSxqJE88RSdBbstlRe3GRpuWPBk S0wcqTwwiaXgkHEKiuWUIVMVeSHZqo+4eR9jtiH+2OXCt+8tQLI/5v1IT8WZLkUHORNx 9DrM/uxRyRH0gWLsUMFLKSEVe33oSxgmjjx6gdrsxZAqfpYOYZ0rzpYtYJLEg8RIkFw/ hBzQ== X-Gm-Message-State: AOAM530NFZueJrJxXfpYf8qnynwcf78OPxmPA1GqvHvDl6J0F+JOGfiV 67W0xF93ntU2UBtVjuWF3ZnWWd0sUYqcrjWZeffOcoLEcyDUzClX8UNoXB0whBSRYNHalquyPXs YCs6HN1rz/uAezvOawWjvUySy X-Received: by 2002:a63:fa45:: with SMTP id g5mr28532849pgk.448.1600491040327; Fri, 18 Sep 2020 21:50:40 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyvVI0r49m3wB0RYWnXgFPLiK9pU7OtGbcH6Hw1jnUOf70rw5kEO1Odeu56Qv8mcOKhwwSI1Q== X-Received: by 2002:a63:fa45:: with SMTP id g5mr28532835pgk.448.1600491040079; Fri, 18 Sep 2020 21:50:40 -0700 (PDT) Received: from xiangao.remote.csb ([209.132.188.80]) by smtp.gmail.com with ESMTPSA id l188sm4898305pfl.200.2020.09.18.21.50.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Sep 2020 21:50:39 -0700 (PDT) Date: Sat, 19 Sep 2020 12:50:29 +0800 From: Gao Xiang To: linux-erofs@lists.ozlabs.org, Chao Yu Cc: LKML , Chao Yu Subject: Re: [PATCH 3/4] erofs: specify accurate nr_iovecs for compressed bios Message-ID: <20200919045029.GA18633@xiangao.remote.csb> References: <20200918135436.17689-1-hsiangkao@redhat.com> <20200918135436.17689-3-hsiangkao@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200918135436.17689-3-hsiangkao@redhat.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Sep 18, 2020 at 09:54:35PM +0800, Gao Xiang wrote: > Use more accurate compressed page count > instead of BIO_MAX_PAGES unconditionally. > > Signed-off-by: Gao Xiang Found by ro_fsstress, the submission chain could be extended by other threads, so this patch wouldn't work with the tail merging strategy. Please ignore this and I will drop it and send the next version instead. Thanks, Gao Xiang