Commit 58ae49e9 authored by K. Y. Srinivasan's avatar K. Y. Srinivasan Committed by Greg Kroah-Hartman

drivers: scsi: storvsc: Correctly handle TEST_UNIT_READY failure

commit 3533f860 upstream.

On some Windows hosts on FC SANs, TEST_UNIT_READY can return SRB_STATUS_ERROR.
Correctly handle this. Note that there is sufficient sense information to
support scsi error handling even in this case.
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent dad79ece
...@@ -1018,6 +1018,13 @@ static void storvsc_handle_error(struct vmscsi_request *vm_srb, ...@@ -1018,6 +1018,13 @@ static void storvsc_handle_error(struct vmscsi_request *vm_srb,
case ATA_12: case ATA_12:
set_host_byte(scmnd, DID_PASSTHROUGH); set_host_byte(scmnd, DID_PASSTHROUGH);
break; break;
/*
* On Some Windows hosts TEST_UNIT_READY command can return
* SRB_STATUS_ERROR, let the upper level code deal with it
* based on the sense information.
*/
case TEST_UNIT_READY:
break;
default: default:
set_host_byte(scmnd, DID_TARGET_FAILURE); set_host_byte(scmnd, DID_TARGET_FAILURE);
} }
......
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