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path: root/drivers/acpi/numa/hmat.c
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Diffstat (limited to 'drivers/acpi/numa/hmat.c')
-rw-r--r--drivers/acpi/numa/hmat.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c
index 83bc2b69401b..ca7aedfbb5f2 100644
--- a/drivers/acpi/numa/hmat.c
+++ b/drivers/acpi/numa/hmat.c
@@ -58,12 +58,18 @@ struct target_cache {
struct node_cache_attrs cache_attrs;
};
+enum {
+ NODE_ACCESS_CLASS_0 = 0,
+ NODE_ACCESS_CLASS_1,
+ NODE_ACCESS_CLASS_MAX,
+};
+
struct memory_target {
struct list_head node;
unsigned int memory_pxm;
unsigned int processor_pxm;
struct resource memregions;
- struct access_coordinate coord[2];
+ struct access_coordinate coord[NODE_ACCESS_CLASS_MAX];
struct list_head caches;
struct node_cache_attrs cache_attrs;
bool registered;
@@ -339,10 +345,12 @@ static __init int hmat_parse_locality(union acpi_subtable_headers *header,
if (mem_hier == ACPI_HMAT_MEMORY) {
target = find_mem_target(targs[targ]);
if (target && target->processor_pxm == inits[init]) {
- hmat_update_target_access(target, type, value, 0);
+ hmat_update_target_access(target, type, value,
+ NODE_ACCESS_CLASS_0);
/* If the node has a CPU, update access 1 */
if (node_state(pxm_to_node(inits[init]), N_CPU))
- hmat_update_target_access(target, type, value, 1);
+ hmat_update_target_access(target, type, value,
+ NODE_ACCESS_CLASS_1);
}
}
}
@@ -726,8 +734,8 @@ static void hmat_register_target(struct memory_target *target)
if (!target->registered) {
hmat_register_target_initiators(target);
hmat_register_target_cache(target);
- hmat_register_target_perf(target, 0);
- hmat_register_target_perf(target, 1);
+ hmat_register_target_perf(target, NODE_ACCESS_CLASS_0);
+ hmat_register_target_perf(target, NODE_ACCESS_CLASS_1);
target->registered = true;
}
mutex_unlock(&target_lock);