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path: root/drivers/misc/sgi-xp
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Diffstat (limited to 'drivers/misc/sgi-xp')
-rw-r--r--drivers/misc/sgi-xp/xpc_partition.c25
1 files changed, 15 insertions, 10 deletions
diff --git a/drivers/misc/sgi-xp/xpc_partition.c b/drivers/misc/sgi-xp/xpc_partition.c
index d551f09ccb79..6956f7e7d439 100644
--- a/drivers/misc/sgi-xp/xpc_partition.c
+++ b/drivers/misc/sgi-xp/xpc_partition.c
@@ -439,18 +439,23 @@ xpc_discovery(void)
* nodes that can comprise an access protection grouping. The access
* protection is in regards to memory, IOI and IPI.
*/
- max_regions = 64;
region_size = xp_region_size;
- switch (region_size) {
- case 128:
- max_regions *= 2;
- case 64:
- max_regions *= 2;
- case 32:
- max_regions *= 2;
- region_size = 16;
- DBUG_ON(!is_shub2());
+ if (is_uv())
+ max_regions = 256;
+ else {
+ max_regions = 64;
+
+ switch (region_size) {
+ case 128:
+ max_regions *= 2;
+ case 64:
+ max_regions *= 2;
+ case 32:
+ max_regions *= 2;
+ region_size = 16;
+ DBUG_ON(!is_shub2());
+ }
}
for (region = 0; region < max_regions; region++) {