From owner-svn-src-head@freebsd.org Thu Oct 1 16:30:21 2015 Return-Path: Delivered-To: svn-src-head@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 39B38A0D5C7; Thu, 1 Oct 2015 16:30:21 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 2B1C21EBE; Thu, 1 Oct 2015 16:30:21 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.70]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id t91GULS4080845; Thu, 1 Oct 2015 16:30:21 GMT (envelope-from mav@FreeBSD.org) Received: (from mav@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id t91GULZw080844; Thu, 1 Oct 2015 16:30:21 GMT (envelope-from mav@FreeBSD.org) Message-Id: <201510011630.t91GULZw080844@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mav set sender to mav@FreeBSD.org using -f From: Alexander Motin Date: Thu, 1 Oct 2015 16:30:21 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r288450 - head/sys/cam/ctl X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Oct 2015 16:30:21 -0000 Author: mav Date: Thu Oct 1 16:30:20 2015 New Revision: 288450 URL: https://svnweb.freebsd.org/changeset/base/288450 Log: Make zero WUT use WRITE SAME with recently allowed NDOB flag. Modified: head/sys/cam/ctl/ctl_tpc.c Modified: head/sys/cam/ctl/ctl_tpc.c ============================================================================== --- head/sys/cam/ctl/ctl_tpc.c Thu Oct 1 12:57:37 2015 (r288449) +++ head/sys/cam/ctl/ctl_tpc.c Thu Oct 1 16:30:20 2015 (r288450) @@ -1295,7 +1295,6 @@ complete: ctl_free_io(tio->io); free(tio, M_CTL); } - free(list->buf, M_CTL); if (list->abort) { ctl_set_task_aborted(list->ctsio); return (CTL_RETVAL_ERROR); @@ -1311,7 +1310,6 @@ complete: } dstblock = list->lun->be_lun->blocksize; - list->buf = malloc(dstblock, M_CTL, M_WAITOK | M_ZERO); TAILQ_INIT(&run); prun = &run; list->tbdio = 1; @@ -1328,9 +1326,9 @@ complete: TAILQ_INSERT_TAIL(&list->allio, tiow, links); tiow->io = tpcl_alloc_io(); ctl_scsi_write_same(tiow->io, - /*data_ptr*/ list->buf, - /*data_len*/ dstblock, - /*byte2*/ 0, + /*data_ptr*/ NULL, + /*data_len*/ 0, + /*byte2*/ SWS_NDOB, /*lba*/ scsi_8btou64(list->range[r].lba), /*num_blocks*/ len, /*tag_type*/ CTL_TAG_SIMPLE,