[PATCH 29/46] Staging: hv: storvsc: In case of scsi errors offline the device
K. Y. Srinivasan
kys at microsoft.com
Sat Aug 27 18:31:28 UTC 2011
When we do get fatal errors from the host, offline the device since the
host has already tried all possible recovery actions.
Signed-off-by: K. Y. Srinivasan <kys at microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz at microsoft.com>
---
drivers/staging/hv/storvsc_drv.c | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index ad0f9d4..22a1d75 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -1154,7 +1154,15 @@ static void storvsc_command_completion(struct hv_storvsc_request *request)
}
}
- scmnd->result = vm_srb->scsi_status;
+ /*
+ * If there is an error; offline the device since all
+ * error recovery strategies would have already been
+ * deployed on the host side.
+ */
+ if (vm_srb->srb_status == 0x4)
+ scmnd->result = DID_TARGET_FAILURE << 16;
+ else
+ scmnd->result = vm_srb->scsi_status;
if (scmnd->result) {
if (scsi_normalize_sense(scmnd->sense_buffer,
--
1.7.4.1
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