- LUN goes offline, if there are atleast two scsi command timeouts Completing the IO with scsi_done() fixes the issue.
Signed-off-by: Narsimhulu Musini <[email protected]> Signed-off-by: Sesidhar Baddela <[email protected]> --- drivers/scsi/snic/snic_scsi.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/scsi/snic/snic_scsi.c b/drivers/scsi/snic/snic_scsi.c index e423eaa..5a709eb 100644 --- a/drivers/scsi/snic/snic_scsi.c +++ b/drivers/scsi/snic/snic_scsi.c @@ -1465,11 +1465,19 @@ snic_abort_finish(struct snic *snic, struct scsi_cmnd *sc) case SNIC_STAT_IO_SUCCESS: case SNIC_STAT_IO_NOT_FOUND: ret = SUCCESS; + /* + * If abort path doesn't call scsi_done(), + * the # IO timeouts == 2, will cause the LUN offline. + * Call scsi_done to complete the IO. + */ + sc->result = (DID_ERROR << 16); + sc->scsi_done(sc); break; default: /* Firmware completed abort with error */ ret = FAILED; + rqi = NULL; break; } @@ -1842,6 +1850,9 @@ snic_dr_clean_single_req(struct snic *snic, snic_release_req_buf(snic, rqi, sc); + sc->result = (DID_ERROR << 16); + sc->scsi_done(sc); + ret = 0; return ret; @@ -2396,6 +2407,13 @@ snic_cmpl_pending_tmreq(struct snic *snic, struct scsi_cmnd *sc) "Completing Pending TM Req sc %p, state %s flags 0x%llx\n", sc, snic_io_status_to_str(CMD_STATE(sc)), CMD_FLAGS(sc)); + /* + * CASE : FW didn't post itmf completion due to PCIe Errors. + * Marking the abort status as Success to call scsi completion + * in snic_abort_finish() + */ + CMD_ABTS_STATUS(sc) = SNIC_STAT_IO_SUCCESS; + rqi = (struct snic_req_info *) CMD_SP(sc); if (!rqi) return; -- 1.8.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
