On 4/4/2016 12:44 PM, Hannes Reinecke wrote:
Whenever a sense code is set it would need to be evaluated to
update the error mask.
Signed-off-by: Hannes Reinecke <hare@xxxxxxx>
---
drivers/ata/libata-eh.c | 28 +++++++++++++++++++---------
drivers/scsi/scsi_error.c | 3 ++-
include/scsi/scsi_eh.h | 1 +
3 files changed, 22 insertions(+), 10 deletions(-)
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index d33e7b8..99bb9f9 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1919,20 +1919,30 @@ static unsigned int ata_eh_analyze_tf(struct ata_queued_cmd *qc,
[...]
+ if (qc->flags & ATA_QCFLAG_SENSE_VALID) {
+ int ret = scsi_check_sense(qc->scsicmd);
+ /*
+ * SUCCESS here means that the sense code could
Could be?
+ * evaluated and should be passed to the upper layers
+ * for correct evaluation.
+ * FAILED means the sense code could not interpreted
Could not be?
+ * and the device would need to be reset.
+ * NEEDS_RETRY and ADD_TO_MLQUEUE means that the
+ * command would need to be retried.
+ */
+ if (ret == NEEDS_RETRY || ret == ADD_TO_MLQUEUE) {
+ qc->flags |= ATA_QCFLAG_RETRY;
+ qc->err_mask |= AC_ERR_OTHER;
+ } else if (ret != SUCCESS)
+ qc->err_mask |= AC_ERR_HSM;
This is asking to be a *switch* statement instead.
[...]
MBR, Sergei
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