From owner-svn-src-stable@freebsd.org Wed Sep 30 03:33:29 2015 Return-Path: Delivered-To: svn-src-stable@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 2456CA0C765; Wed, 30 Sep 2015 03:33:29 +0000 (UTC) (envelope-from markj@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 14C0B1ECE; Wed, 30 Sep 2015 03:33:29 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.70]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id t8U3XSI7046323; Wed, 30 Sep 2015 03:33:28 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id t8U3XSfr046322; Wed, 30 Sep 2015 03:33:28 GMT (envelope-from markj@FreeBSD.org) Message-Id: <201509300333.t8U3XSfr046322@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston Date: Wed, 30 Sep 2015 03:33:28 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r288409 - stable/10/sys/cam/scsi X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Sep 2015 03:33:29 -0000 Author: markj Date: Wed Sep 30 03:33:28 2015 New Revision: 288409 URL: https://svnweb.freebsd.org/changeset/base/288409 Log: MFC r287806: Preserve the device queue status before retrying a sense request in chdone(). Modified: stable/10/sys/cam/scsi/scsi_ch.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/cam/scsi/scsi_ch.c ============================================================================== --- stable/10/sys/cam/scsi/scsi_ch.c Wed Sep 30 03:30:24 2015 (r288408) +++ stable/10/sys/cam/scsi/scsi_ch.c Wed Sep 30 03:33:28 2015 (r288409) @@ -655,11 +655,13 @@ chdone(struct cam_periph *periph, union */ return; } else if (error != 0) { - int retry_scheduled; struct scsi_mode_sense_6 *sms; + int frozen, retry_scheduled; sms = (struct scsi_mode_sense_6 *) done_ccb->csio.cdb_io.cdb_bytes; + frozen = (done_ccb->ccb_h.status & + CAM_DEV_QFRZN) != 0; /* * Check to see if block descriptors were @@ -670,7 +672,8 @@ chdone(struct cam_periph *periph, union * block descriptors were disabled, enable * them and re-send the command. */ - if (sms->byte2 & SMS_DBD) { + if ((sms->byte2 & SMS_DBD) != 0 && + (periph->flags & CAM_PERIPH_INVALID) == 0) { sms->byte2 &= ~SMS_DBD; xpt_action(done_ccb); softc->quirks |= CH_Q_NO_DBD; @@ -679,7 +682,7 @@ chdone(struct cam_periph *periph, union retry_scheduled = 0; /* Don't wedge this device's queue */ - if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) + if (frozen) cam_release_devq(done_ccb->ccb_h.path, /*relsim_flags*/0, /*reduction*/0,