3.18-stable review patch. If anyone has any objections, please let me know.
------------------
From: Martin K. Petersen <martin.peter...@oracle.com>
commit 94e5395d2403c8bc2504a7cbe4c4caaacb7b8b84 upstream.
First generation MPT Fusion controllers can not translate WRITE SAME
when the attached device is a SATA drive. Disable WRITE SAME support.
Reported-by: Nikola Ciprich <nikola.cipr...@linuxbox.cz>
Cc: <sta...@vger.kernel.org>
Signed-off-by: Martin K. Petersen <martin.peter...@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/message/fusion/mptsas.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -1994,6 +1994,7 @@ static struct scsi_host_template mptsas_
.cmd_per_lun = 7,
.use_clustering = ENABLE_CLUSTERING,
.shost_attrs = mptscsih_host_attrs,
+ .no_write_same = 1,
};
static int mptsas_get_linkerrors(struct sas_phy *phy)
