Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp2786894imu; Sun, 27 Jan 2019 13:08:19 -0800 (PST) X-Google-Smtp-Source: ALg8bN5zeLbnBk6xSdgX+MbOpsgNl690s2WJQe4acfwsDFWb3pGjxiD6J1nq3YisxsUG6bWtNf83 X-Received: by 2002:a63:d604:: with SMTP id q4mr17358737pgg.175.1548623299481; Sun, 27 Jan 2019 13:08:19 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1548623299; cv=none; d=google.com; s=arc-20160816; b=0Ppn9o+kG6CHEhdf3iMTzO1ne5ZuXwEbomKQijXVnCP2RbDQ9DBiU0y3gHHgAGL4Rl LTTelGAezCs7OezPbffb0m9tO8Y7T8Q3M0L/G+tpwXwYHbj32gWYO+y0Pq+cFMISgIuY oYPPuDt6ed62S6UxL9WER9Tijj08C6MfJLu8zKsT8xsge4Cwb2cVVbU2eM5UZ/yaOw+Y +7GzDt8hR0UkyiTs9zxLox1tHkd8QjpbZ34iYgKnlZ+9Wz6x/jGHhX9KKzOpfu4qKEcR O++QtkEBaMRkcPG5Jt+1BNM6qevJOvMC4PocjfdvD3YG4W93ITbfOHh2lKwpAnqouNOu PPcA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:subject:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:cc:to:from :date; bh=3hAo+OyNFwzFVrcVPX+u8E68fTLm32zfUZEnyS8f65E=; b=gXL0WnK3iv/+VvJjtHzLiwKJg5DIw+ELczO+FO9Svv+M62DWJmznmYlxlp1VmTzv7H 15ZJ4hUCGQhqmd1oqRi73SzuvQjF2pi03AxyDi96kmyiDjrShPl0hLXiTExPkShRA7Vb t4jDAiiKHf+b1RAcCYQGazv8OIHdmsJOMqYuovvO7bjOvCRUnQUZiJpgAGA5vb0HHolD slhsVvfq6MzewgNwT1rvpb+CKmzDzT64hmvTSFS6pTHgdxjC0aEPlkUDsxgAg3uZ2WDC ZufBIU289gVofdmNwrpt+L/neGkaGlezqHTHGjvN1jVO4jgazuCuaWsMq2fBydyhrfrn MYsw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id c9si4068529pll.439.2019.01.27.13.08.04; Sun, 27 Jan 2019 13:08:19 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727349AbfA0VHU (ORCPT + 99 others); Sun, 27 Jan 2019 16:07:20 -0500 Received: from bout01.mta.xmission.com ([166.70.11.15]:40440 "EHLO bout01.mta.xmission.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727252AbfA0VHU (ORCPT ); Sun, 27 Jan 2019 16:07:20 -0500 Received: from mx02.mta.xmission.com ([166.70.13.212]) by bout01.mta.xmission.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.87) (envelope-from ) id 1gnreA-0001q9-Qz; Sun, 27 Jan 2019 14:07:18 -0700 Received: from plesk14-shared.xmission.com ([166.70.198.161] helo=plesk14.xmission.com) by mx02.mta.xmission.com with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.87) (envelope-from ) id 1gnreA-0000MJ-EF; Sun, 27 Jan 2019 14:07:18 -0700 Received: from hacktheplanet (c-68-50-23-202.hsd1.in.comcast.net [68.50.23.202]) by plesk14.xmission.com (Postfix) with ESMTPSA id C28A3217CF6; Sun, 27 Jan 2019 21:07:17 +0000 (UTC) Date: Sun, 27 Jan 2019 16:07:10 -0500 From: Scott Bauer To: David Kozub Cc: Jens Axboe , Jonathan Derrick , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Jonas Rabenstein Message-ID: <20190127210710.GI21149@hacktheplanet> References: <1548196307-12987-1-git-send-email-zub@linux.fjfi.cvut.cz> <1548196307-12987-10-git-send-email-zub@linux.fjfi.cvut.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1548196307-12987-10-git-send-email-zub@linux.fjfi.cvut.cz> User-Agent: Mutt/1.9.4 (2018-02-28) X-XM-SPF: eid=1gnreA-0000MJ-EF;;;mid=<20190127210710.GI21149@hacktheplanet>;;;hst=mx02.mta.xmission.com;;;ip=166.70.198.161;;;frm=sbauer@plzdonthack.me;;;spf=none X-SA-Exim-Connect-IP: 166.70.198.161 X-SA-Exim-Mail-From: sbauer@plzdonthack.me X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on sa05.xmission.com X-Spam-Level: * X-Spam-Status: No, score=1.0 required=8.0 tests=ALL_TRUSTED,BAYES_50, DCC_CHECK_NEGATIVE,T_TM2_M_HEADER_IN_MSG,T_TooManySym_01,XMSubLong, XM_UncommonTLD01 autolearn=disabled version=3.4.2 X-Spam-Report: * -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP * 0.8 BAYES_50 BODY: Bayes spam probability is 40 to 60% * [score: 0.4401] * 0.7 XMSubLong Long Subject * 0.0 T_TM2_M_HEADER_IN_MSG BODY: No description available. * -0.0 DCC_CHECK_NEGATIVE Not listed in DCC * [sa05 1397; Body=1 Fuz1=1 Fuz2=1] * 0.0 T_TooManySym_01 4+ unique symbols in subject * 0.5 XM_UncommonTLD01 Less-common TLD X-Spam-DCC: XMission; sa05 1397; Body=1 Fuz1=1 Fuz2=1 X-Spam-Combo: *;David Kozub X-Spam-Relay-Country: X-Spam-Timing: total 221 ms - load_scoreonly_sql: 0.05 (0.0%), signal_user_changed: 3.6 (1.6%), b_tie_ro: 2.4 (1.1%), parse: 1.20 (0.5%), extract_message_metadata: 20 (8.9%), get_uri_detail_list: 1.22 (0.5%), tests_pri_-1000: 29 (12.9%), tests_pri_-950: 1.56 (0.7%), tests_pri_-900: 1.21 (0.5%), tests_pri_-90: 17 (7.7%), check_bayes: 16 (7.0%), b_tokenize: 5 (2.4%), b_tok_get_all: 4.1 (1.8%), b_comp_prob: 1.69 (0.8%), b_tok_touch_all: 2.4 (1.1%), b_finish: 0.70 (0.3%), tests_pri_0: 131 (59.3%), check_dkim_signature: 0.55 (0.2%), check_dkim_adsp: 2.7 (1.2%), poll_dns_idle: 0.94 (0.4%), tests_pri_10: 4.0 (1.8%), tests_pri_500: 10 (4.5%), rewrite_mail: 0.00 (0.0%) Subject: Re: [PATCH v3 09/16] block: sed-opal: split generation of bytestring header and content X-Spam-Flag: No X-SA-Exim-Version: 4.2.1 (built Fri, 13 May 2016 17:07:30 -0600) X-SA-Exim-Scanned: Yes (on mx02.mta.xmission.com) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 22, 2019 at 11:31:40PM +0100, David Kozub wrote: > From: Jonas Rabenstein > > Split the header generation from the (normal) memcpy part if a > bytestring is copied into the command buffer. This allows in-place > generation of the bytestring content. For example, copy_from_user may be > used without an intermediate buffer. > > Signed-off-by: Jonas Rabenstein Reviewed-by: Scott Bauer