The attached patch fixes a bug in the 3ware 9000 series driver:
- Fix use_sg == 0 mapping on systems with 4GB or higher.
This fixes REPORT_LUNS (0xa0) failing with 3ware 9000 controllers on systems
with lots of ram, mentioned in bugzilla # 6009:
http://bugzilla.kernel.org/show_bug.cgi?id=6009
Signed-off-by: Adam Radford <linuxraid@xxxxxxxx>
James, Please apply
Thanks!
Note: The patch is attached as an attachment, and also included
in-line below. The below may have line-wrap issues since I'm pasting
into gmail.
diff -Naur linux-2.6.16-rc2/drivers/scsi/3w-9xxx.c
linux-2.6.16-rc3/drivers/scsi/3w-9xxx.c
--- linux-2.6.16-rc2/drivers/scsi/3w-9xxx.c 2006-02-05 14:30:13.000000000 -0800
+++ linux-2.6.16-rc3/drivers/scsi/3w-9xxx.c 2006-02-05 14:36:40.000000000 -0800
@@ -61,6 +61,7 @@
Add support for embedded firmware error strings.
2.26.02.003 - Correctly handle single sgl's with use_sg=1.
2.26.02.004 - Add support for 9550SX controllers.
+ 2.26.02.005 - Fix use_sg == 0 mapping on systems with 4GB or higher.
*/
#include <linux/module.h>
@@ -84,7 +85,7 @@
#include "3w-9xxx.h"
/* Globals */
-#define TW_DRIVER_VERSION "2.26.02.004"
+#define TW_DRIVER_VERSION "2.26.02.005"
static TW_Device_Extension *twa_device_extension_list[TW_MAX_SLOT];
static unsigned int twa_device_extension_count;
static int twa_major = -1;
@@ -1408,7 +1409,7 @@
dma_addr_t mapping;
struct scsi_cmnd *cmd = tw_dev->srb[request_id];
struct pci_dev *pdev = tw_dev->tw_pci_dev;
- int retval = 0;
+ dma_addr_t retval = 0;
if (cmd->request_bufflen == 0) {
retval = 0;
@@ -1798,7 +1799,7 @@
int i, sg_count;
struct scsi_cmnd *srb = NULL;
struct scatterlist *sglist = NULL;
- u32 buffaddr = 0x0;
+ dma_addr_t buffaddr = 0x0;
int retval = 1;
if (tw_dev->srb[request_id]) {
diff -Naur linux-2.6.16-rc2/drivers/scsi/3w-9xxx.c linux-2.6.16-rc3/drivers/scsi/3w-9xxx.c
--- linux-2.6.16-rc2/drivers/scsi/3w-9xxx.c 2006-02-05 14:30:13.000000000 -0800
+++ linux-2.6.16-rc3/drivers/scsi/3w-9xxx.c 2006-02-05 14:36:40.000000000 -0800
@@ -61,6 +61,7 @@
Add support for embedded firmware error strings.
2.26.02.003 - Correctly handle single sgl's with use_sg=1.
2.26.02.004 - Add support for 9550SX controllers.
+ 2.26.02.005 - Fix use_sg == 0 mapping on systems with 4GB or higher.
*/
#include <linux/module.h>
@@ -84,7 +85,7 @@
#include "3w-9xxx.h"
/* Globals */
-#define TW_DRIVER_VERSION "2.26.02.004"
+#define TW_DRIVER_VERSION "2.26.02.005"
static TW_Device_Extension *twa_device_extension_list[TW_MAX_SLOT];
static unsigned int twa_device_extension_count;
static int twa_major = -1;
@@ -1408,7 +1409,7 @@
dma_addr_t mapping;
struct scsi_cmnd *cmd = tw_dev->srb[request_id];
struct pci_dev *pdev = tw_dev->tw_pci_dev;
- int retval = 0;
+ dma_addr_t retval = 0;
if (cmd->request_bufflen == 0) {
retval = 0;
@@ -1798,7 +1799,7 @@
int i, sg_count;
struct scsi_cmnd *srb = NULL;
struct scatterlist *sglist = NULL;
- u32 buffaddr = 0x0;
+ dma_addr_t buffaddr = 0x0;
int retval = 1;
if (tw_dev->srb[request_id]) {
