From owner-svn-src-stable@FreeBSD.ORG Thu Feb 9 07:45:03 2012 Return-Path: Delivered-To: svn-src-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 4CF93106566B; Thu, 9 Feb 2012 07:45:03 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 184B78FC08; Thu, 9 Feb 2012 07:45:03 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id q197j2HW088102; Thu, 9 Feb 2012 07:45:02 GMT (envelope-from mav@svn.freebsd.org) Received: (from mav@localhost) by svn.freebsd.org (8.14.4/8.14.4/Submit) id q197j28m088100; Thu, 9 Feb 2012 07:45:02 GMT (envelope-from mav@svn.freebsd.org) Message-Id: <201202090745.q197j28m088100@svn.freebsd.org> From: Alexander Motin Date: Thu, 9 Feb 2012 07:45:02 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org X-SVN-Group: stable-8 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r231254 - in stable/8/sys/cam: ata scsi X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.5 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: Thu, 09 Feb 2012 07:45:03 -0000 Author: mav Date: Thu Feb 9 07:45:02 2012 New Revision: 231254 URL: http://svn.freebsd.org/changeset/base/231254 Log: MFC r230921: Insert ordered command every 1/4 of the current command timeout, not 1/4 of the default one. Without this change setting kern.cam.ada.default_timeout to 1 instead of 30 allowed me to trigger several false positive command timeouts under heavy ZFS load on a SiI3132 siis(4) controller with 5 HDDs on a port multiplier. Modified: stable/8/sys/cam/ata/ata_da.c stable/8/sys/cam/scsi/scsi_da.c Directory Properties: stable/8/sys/ (props changed) Modified: stable/8/sys/cam/ata/ata_da.c ============================================================================== --- stable/8/sys/cam/ata/ata_da.c Thu Feb 9 07:43:38 2012 (r231253) +++ stable/8/sys/cam/ata/ata_da.c Thu Feb 9 07:45:02 2012 (r231254) @@ -1032,7 +1032,7 @@ adaregister(struct cam_periph *periph, v */ callout_init_mtx(&softc->sendordered_c, periph->sim->mtx, 0); callout_reset(&softc->sendordered_c, - (ADA_DEFAULT_TIMEOUT * hz) / ADA_ORDEREDTAG_INTERVAL, + (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, adasendorderedtag, softc); if (ADA_RA >= 0 && @@ -1572,7 +1572,7 @@ adasendorderedtag(void *arg) } /* Queue us up again */ callout_reset(&softc->sendordered_c, - (ADA_DEFAULT_TIMEOUT * hz) / ADA_ORDEREDTAG_INTERVAL, + (ada_default_timeout * hz) / ADA_ORDEREDTAG_INTERVAL, adasendorderedtag, softc); } Modified: stable/8/sys/cam/scsi/scsi_da.c ============================================================================== --- stable/8/sys/cam/scsi/scsi_da.c Thu Feb 9 07:43:38 2012 (r231253) +++ stable/8/sys/cam/scsi/scsi_da.c Thu Feb 9 07:45:02 2012 (r231254) @@ -1095,7 +1095,7 @@ dadump(void *arg, void *virtual, vm_offs /*data_ptr*/(u_int8_t *) virtual, /*dxfer_len*/length, /*sense_len*/SSD_FULL_SIZE, - DA_DEFAULT_TIMEOUT * 1000); + da_default_timeout * 1000); xpt_polled_action((union ccb *)&csio); if ((csio.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { @@ -1451,7 +1451,7 @@ daregister(struct cam_periph *periph, vo */ callout_init_mtx(&softc->sendordered_c, periph->sim->mtx, 0); callout_reset(&softc->sendordered_c, - (DA_DEFAULT_TIMEOUT * hz) / DA_ORDEREDTAG_INTERVAL, + (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, dasendorderedtag, softc); mtx_unlock(periph->sim->mtx); @@ -2299,7 +2299,7 @@ dasendorderedtag(void *arg) } /* Queue us up again */ callout_reset(&softc->sendordered_c, - (DA_DEFAULT_TIMEOUT * hz) / DA_ORDEREDTAG_INTERVAL, + (da_default_timeout * hz) / DA_ORDEREDTAG_INTERVAL, dasendorderedtag, softc); }