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[SCSI] megaraid_sas: return sync cache call with success 

FW does not support SYNCHRONIZE_CACHE cmd. FW flush cache on its own.
So, we just return success from the megasas_queue_command.

Signed-off-by: Sumant Patro <sumant.patro@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Sumant Patro 2007-02-14 13:00:55 -08:00 committed by James Bottomley
parent 9f35fa8a14
commit 02b01e010a
1 changed files with 12 additions and 0 deletions
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12
drivers/scsi/megaraid/megaraid_sas.c
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@ -856,6 +856,18 @@ megasas_queue_command(struct scsi_cmnd *scmd, void (*done) (struct scsi_cmnd *))
goto out_done;
}
switch (scmd->cmnd[0]) {
case SYNCHRONIZE_CACHE:
/*
* FW takes care of flush cache on its own
* No need to send it down
*/
scmd->result = DID_OK << 16;
goto out_done;
default:
break;
}
cmd = megasas_get_cmd(instance);
if (!cmd)
return SCSI_MLQUEUE_HOST_BUSY;