[PATCH 2/6] aha152x.c - use bounce buffer

[Boaz Harrosh <bharrosh@panasas.com>]

Cause highmem buffers to be bounced to low memory until this
driver supports highmem addresses.  Otherwise it just oopses
on NULL buffer addresses.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Boaz Harrosh <bharrosh@panasas.com>

---
 drivers/scsi/aha152x.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c
index 0afc0c9..c841f11 100644
--- a/drivers/scsi/aha152x.c
+++ b/drivers/scsi/aha152x.c
@@ -3474,6 +3474,12 @@ static int aha152x_proc_info(struct Scsi_Host *shpnt, char *buffer, char **start
 	return thislength < length ? thislength : length;
 }
 
+static int aha152x_adjust_queue(struct scsi_device *device)
+{
+	blk_queue_bounce_limit(device->request_queue, BLK_BOUNCE_HIGH);
+	return 0;
+}
+
 static struct scsi_host_template aha152x_driver_template = {
 	.module				= THIS_MODULE,
 	.name				= AHA152X_REVID,
@@ -3490,6 +3496,7 @@ static struct scsi_host_template aha152x_driver_template = {
 	.sg_tablesize			= SG_ALL,
 	.cmd_per_lun			= 1,
 	.use_clustering			= DISABLE_CLUSTERING,
+	.slave_alloc			= aha152x_adjust_queue,
 };
 
 #if !defined(PCMCIA)
-- 
1.5.2.2.249.g45fd