The command ORB pool is used frequently during the whole lifetime of an
SBP-2 logical unit. It doesn't make sense to let it live outside the
32bit DMA zone.
Signed-off-by: Stefan Richter <stefanr@xxxxxxxxxxxxxxxxx>
---
drivers/ieee1394/sbp2.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6.27-rc2/drivers/ieee1394/sbp2.c
===================================================================
--- linux-2.6.27-rc2.orig/drivers/ieee1394/sbp2.c
+++ linux-2.6.27-rc2/drivers/ieee1394/sbp2.c
@@ -531,7 +531,7 @@ static int sbp2util_create_command_orb_p
int i, orbs = sbp2_serialize_io ? 2 : SBP2_MAX_CMDS;
for (i = 0; i < orbs; i++) {
- cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL | GFP_DMA32);
if (!cmd)
return -ENOMEM;
cmd->command_orb_dma = dma_map_single(hi->host->device.parent,
--
Stefan Richter
-=====-==--- =--- -=---
http://arcgraph.de/sr/
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