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scsi: storvsc: Filter out storvsc messages CD-ROM medium not present 

When a virtual scsi DVD device is present with no image file
attached the storvsc driver logs all resulting unnecessary sense errors
whenever IO is issued to the device.

[storvsc] Sense Key : Not Ready [current]
[storvsc] Add. Sense: Medium not present - tray closed

[mkp: Fixed whitespace]

Signed-off-by: Cathy Avery <cavery@redhat.com>
Reviewed-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Cathy Avery 2016-05-23 10:29:17 -04:00 committed by Martin K. Petersen
parent 8a30a3c7e6
commit 84b342c0f4
1 changed files with 2 additions and 0 deletions
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2
drivers/scsi/storvsc_drv.c
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@ -966,6 +966,8 @@ static void storvsc_command_completion(struct storvsc_cmd_request *cmd_request,
if (scmnd->result) {
if (scsi_normalize_sense(scmnd->sense_buffer,
SCSI_SENSE_BUFFERSIZE, &sense_hdr) &&
!(sense_hdr.sense_key == NOT_READY &&
sense_hdr.asc == 0x03A) &&
do_logging(STORVSC_LOGGING_ERROR))
scsi_print_sense_hdr(scmnd->device, "storvsc",
&sense_hdr);