Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=02b01e010afeeb49328d35650d70721d2ca3fd59
Commit: 02b01e010afeeb49328d35650d70721d2ca3fd59
Parent: 9f35fa8a14e6216a859e2dfbe50ade497f9603ef
Author: Sumant Patro <[EMAIL PROTECTED]>
AuthorDate: Wed Feb 14 13:00:55 2007 -0800
Committer: James Bottomley <[EMAIL PROTECTED]>
CommitDate: Fri Feb 16 10:43:41 2007 -0600
[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 <[EMAIL PROTECTED]>
Signed-off-by: James Bottomley <[EMAIL PROTECTED]>
---
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 4070894..01eb9b5 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;
-
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