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Properly handle transfers that only consume partial buffers.
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parent
b54ee7dda4
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443af83864
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=42648
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@ -1,7 +1,7 @@
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/*
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* Implementation of a simple Target Mode SCSI Proccessor Target driver for CAM.
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*
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* Copyright (c) 1998 Justin T. Gibbs.
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* Copyright (c) 1998, 1999 Justin T. Gibbs.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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@ -25,7 +25,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: scsi_target.c,v 1.5 1998/12/15 08:15:15 gibbs Exp $
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* $Id: scsi_target.c,v 1.6 1998/12/17 00:03:14 gibbs Exp $
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*/
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#include <stddef.h> /* For offsetof */
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@ -1439,16 +1439,20 @@ targdone(struct cam_periph *periph, union ccb *done_ccb)
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break;
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}
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if (desc->bp != NULL)
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panic("targ%d: desc->bp should be NULL",
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periph->unit_number);
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/* Queue us up for another buffer */
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if (atio->cdb_io.cdb_bytes[0] == SEND) {
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if (desc->bp != NULL)
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TAILQ_INSERT_HEAD(
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&softc->snd_buf_queue.queue,
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bp, b_act);
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TAILQ_INSERT_HEAD(&softc->snd_ccb_queue,
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&atio->ccb_h,
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periph_links.tqe);
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} else {
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if (desc->bp != NULL)
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TAILQ_INSERT_HEAD(
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&softc->rcv_buf_queue.queue,
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bp, b_act);
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TAILQ_INSERT_HEAD(&softc->rcv_ccb_queue,
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&atio->ccb_h,
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periph_links.tqe);
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