From 8ecd1bb434632b0dfe8e87337950dea74c4539d0 Mon Sep 17 00:00:00 2001
From: mjacob <mjacob@FreeBSD.org>
Date: Tue, 11 Apr 2006 21:36:43 +0000
Subject: If we end up with a CTIO completing with CAM_REQUEUE_REQ, be obliging
 and just redo the request instead of squawking and dying.

---
 share/examples/scsi_target/scsi_cmds.c | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

(limited to 'share/examples')

diff --git a/share/examples/scsi_target/scsi_cmds.c b/share/examples/scsi_target/scsi_cmds.c
index dd0b069..bd23bed 100644
--- a/share/examples/scsi_target/scsi_cmds.c
+++ b/share/examples/scsi_target/scsi_cmds.c
@@ -689,8 +689,22 @@ tcmd_rdwr_done(struct ccb_accept_tio *atio, struct ccb_scsiio *ctio,
 		}
 		break;
 	case CTIO_DONE:
-		if (ctio->ccb_h.status != CAM_REQ_CMP) {
-			/* XXX */
+		switch (ctio->ccb_h.status & CAM_STATUS_MASK) {
+		case CAM_REQ_CMP:
+			break;
+		case CAM_REQUEUE_REQ:
+			warnx("requeueing request");
+			if ((a_descr->flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
+				if (aio_write(&c_descr->aiocb) < 0) {
+					err(1, "aio_write"); /* XXX */
+				}
+			} else {
+				if (aio_read(&c_descr->aiocb) < 0) {
+					err(1, "aio_read"); /* XXX */
+				}
+			}
+			return;
+		default:
 			errx(1, "CTIO failed, status %#x", ctio->ccb_h.status);
 		}
 		a_descr->init_ack += ctio->dxfer_len;
-- 
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