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path: root/drivers/scsi/libfc/fc_fcp.c
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Diffstat (limited to 'drivers/scsi/libfc/fc_fcp.c')
-rw-r--r--drivers/scsi/libfc/fc_fcp.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
index 945adca5e72f..80be3a936d92 100644
--- a/drivers/scsi/libfc/fc_fcp.c
+++ b/drivers/scsi/libfc/fc_fcp.c
@@ -265,6 +265,11 @@ static int fc_fcp_send_abort(struct fc_fcp_pkt *fsp)
if (!fsp->seq_ptr)
return -EINVAL;
+ if (fsp->state & FC_SRB_ABORT_PENDING) {
+ FC_FCP_DBG(fsp, "abort already pending\n");
+ return -EBUSY;
+ }
+
this_cpu_inc(fsp->lp->stats->FcpPktAborts);
fsp->state |= FC_SRB_ABORT_PENDING;
@@ -1671,7 +1676,7 @@ static void fc_fcp_rec_error(struct fc_fcp_pkt *fsp, struct fc_frame *fp)
if (fsp->recov_retry++ < FC_MAX_RECOV_RETRY)
fc_fcp_rec(fsp);
else
- fc_fcp_recovery(fsp, FC_ERROR);
+ fc_fcp_recovery(fsp, FC_TIMED_OUT);
break;
}
fc_fcp_unlock_pkt(fsp);
@@ -1690,11 +1695,12 @@ static void fc_fcp_recovery(struct fc_fcp_pkt *fsp, u8 code)
fsp->status_code = code;
fsp->cdb_status = 0;
fsp->io_status = 0;
- /*
- * if this fails then we let the scsi command timer fire and
- * scsi-ml escalate.
- */
- fc_fcp_send_abort(fsp);
+ if (!fsp->cmd)
+ /*
+ * Only abort non-scsi commands; otherwise let the
+ * scsi command timer fire and scsi-ml escalate.
+ */
+ fc_fcp_send_abort(fsp);
}
/**
@@ -2056,9 +2062,9 @@ static void fc_io_compl(struct fc_fcp_pkt *fsp)
sc_cmd->result = (DID_PARITY << 16);
break;
case FC_TIMED_OUT:
- FC_FCP_DBG(fsp, "Returning DID_BUS_BUSY to scsi-ml "
+ FC_FCP_DBG(fsp, "Returning DID_TIME_OUT to scsi-ml "
"due to FC_TIMED_OUT\n");
- sc_cmd->result = (DID_BUS_BUSY << 16) | fsp->io_status;
+ sc_cmd->result = (DID_TIME_OUT << 16);
break;
default:
FC_FCP_DBG(fsp, "Returning DID_ERROR to scsi-ml "