diff options
| author | Sumant Patro <sumantp@lsil.com> | 2007-02-14 13:00:55 -0800 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2007-02-16 10:43:41 -0600 |
| commit | 02b01e010afeeb49328d35650d70721d2ca3fd59 (patch) | |
| tree | 28163befce75d3ebbbfa84a0acf9f85f5bb95675 | |
| parent | 9f35fa8a14e6216a859e2dfbe50ade497f9603ef (diff) | |
[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>
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index 4070894ed5f..01eb9b5870b 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -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; |