Date: Fri, 20 Feb 2009 07:43:43 +0000 (UTC) From: Scott Long <scottl@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r188845 - head/sys/dev/ciss Message-ID: <200902200743.n1K7hh6i020394@svn.freebsd.org>
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Author: scottl Date: Fri Feb 20 07:43:43 2009 New Revision: 188845 URL: http://svn.freebsd.org/changeset/base/188845 Log: Tell CAM that CISS logical devices support tagged queueing. This fixes the low "max device openings" count that has led to poor performance in FreeBSD 7.0 and 7.1 Modified: head/sys/dev/ciss/ciss.c Modified: head/sys/dev/ciss/ciss.c ============================================================================== --- head/sys/dev/ciss/ciss.c Fri Feb 20 07:40:54 2009 (r188844) +++ head/sys/dev/ciss/ciss.c Fri Feb 20 07:43:43 2009 (r188845) @@ -2981,8 +2981,8 @@ ciss_cam_action(struct cam_sim *sim, uni { struct ccb_trans_settings *cts = &ccb->cts; int bus, target; - struct ccb_trans_settings_spi *spi = - &cts->xport_specific.spi; + struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; + struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; bus = cam_sim_bus(sim); target = cts->ccb_h.target_id; @@ -2997,6 +2997,9 @@ ciss_cam_action(struct cam_sim *sim, uni spi->valid = CTS_SPI_VALID_DISC; spi->flags = CTS_SPI_FLAGS_DISC_ENB; + scsi->valid = CTS_SCSI_VALID_TQ; + scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; + cts->ccb_h.status = CAM_REQ_CMP; break; }
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