From owner-svn-src-all@freebsd.org Fri May 27 20:04:50 2016 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8A39AB4C524; Fri, 27 May 2016 20:04:50 +0000 (UTC) (envelope-from rpokala@mac.com) Received: from mr11p00im-asmtp004.me.com (mr11p00im-asmtp004.me.com [17.110.69.135]) (using TLSv1.2 with cipher DHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 710D5143E; Fri, 27 May 2016 20:04:50 +0000 (UTC) (envelope-from rpokala@mac.com) Received: from process-dkim-sign-daemon.mr11p00im-asmtp004.me.com by mr11p00im-asmtp004.me.com (Oracle Communications Messaging Server 7.0.5.36.0 64bit (built Sep 8 2015)) id <0O7U00I00QCBQH00@mr11p00im-asmtp004.me.com>; Fri, 27 May 2016 20:04:44 +0000 (GMT) Received: from [172.17.133.77] (dip-cali.panasas.com [64.80.217.3]) by mr11p00im-asmtp004.me.com (Oracle Communications Messaging Server 7.0.5.36.0 64bit (built Sep 8 2015)) with ESMTPSA id <0O7U003DNQFUX920@mr11p00im-asmtp004.me.com>; Fri, 27 May 2016 20:04:43 +0000 (GMT) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2016-05-27_11:,, signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 clxscore=1011 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1510270003 definitions=main-1605270227 User-Agent: Microsoft-MacOutlook/f.16.0.160506 Date: Fri, 27 May 2016 13:05:06 -0700 Subject: Re: svn commit: r300866 - head/sys/boot/efi/libefi From: Ravi Pokala Sender: "Pokala, Ravi" To: Doug Ambrisko , src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Message-id: <3EF68240-690E-44F9-957A-51BEDA0F35C8@panasas.com> Thread-topic: svn commit: r300866 - head/sys/boot/efi/libefi References: <201605271923.u4RJNF0d016635@repo.freebsd.org> In-reply-to: <201605271923.u4RJNF0d016635@repo.freebsd.org> MIME-version: 1.0 Content-type: text/plain; charset=UTF-8 Content-transfer-encoding: 7bit DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mac.com; s=4d515a; t=1464379484; bh=uPH34hvtme0FsCiiXqrLCqUU8G+Ega0QMNE6eSSSgPE=; h=Date:Subject:From:To:Message-id:MIME-version:Content-type; b=jAoaz85NdE2SsHRJxOd7RDKoTHhjVWUh11Fr+7davvKLYJbgAzDn/KJ44E6lIPzQz QNbb2HWRvQw75wT8sS59xhsmWBvsacrCl3h9eE/vdJyyDoMUSznQ3YhdDcYP4A8Hva hsJpwffaLHyy1Zf0QbaxOJnixgQVOP+FtsHTsp8QUb80KpvMcK0puh3GmCpaEPs11t 8h95suJYer1CAvVnGI05bvK8PIrzGPGtODLE/vWh9g2s1WRm57eDzff9E27UA0lyog H5s3Jz2LnRqT/6sXXvPe7Twrk8K6LSgZu5ey3Rhytq5yJJXgHCEVL8QwN85pWhtOge ki8nF8cHLFoXw== X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 27 May 2016 20:04:50 -0000 -----Original Message----- From: on behalf of Doug Ambrisko Date: 2016-05-27, Friday at 12:23 To: , , Subject: svn commit: r300866 - head/sys/boot/efi/libefi >Author: ambrisko >Date: Fri May 27 19:23:15 2016 >New Revision: 300866 >URL: https://svnweb.freebsd.org/changeset/base/300866 > >Log: > If the I/O offset and length is multiple of the media size then > directly pass the request otherwise use a buffer that is a > multiple of the media size. This speeds up I/O quite a bit > when using large transfer sizes on 4Kn disks etc. > > MFC after: 1 week I/O offset and length are *divisors* of the media size, not *multiples* of it. -Ravi (rpokala@)