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authorSumant Patro <sumantp@lsil.com>2007-02-14 16:00:55 -0500
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-02-16 11:43:41 -0500
commit02b01e010afeeb49328d35650d70721d2ca3fd59 (patch)
tree28163befce75d3ebbbfa84a0acf9f85f5bb95675 /drivers/scsi
parent9f35fa8a14e6216a859e2dfbe50ade497f9603ef (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>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 4070894ed5f0..01eb9b5870b5 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 *))
856 goto out_done; 856 goto out_done;
857 } 857 }
858 858
859 switch (scmd->cmnd[0]) {
860 case SYNCHRONIZE_CACHE:
861 /*
862 * FW takes care of flush cache on its own
863 * No need to send it down
864 */
865 scmd->result = DID_OK << 16;
866 goto out_done;
867 default:
868 break;
869 }
870
859 cmd = megasas_get_cmd(instance); 871 cmd = megasas_get_cmd(instance);
860 if (!cmd) 872 if (!cmd)
861 return SCSI_MLQUEUE_HOST_BUSY; 873 return SCSI_MLQUEUE_HOST_BUSY;