[PATCH 108/117] Staging: hv: storvsc: In case of scsi errors offline the device
From: "K. Y. Srinivasan" <kys@microsoft.com>
Date: 2011-07-15 17:33:29
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Subsystem:
staging subsystem, the rest · Maintainers:
Greg Kroah-Hartman, Linus Torvalds
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@microsoft.com> Signed-off-by: Haiyang Zhang <haiyangz@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 2d7bb41..8756cdf 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c@@ -1187,7 +1187,15 @@ 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