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authorSteve French <sfrench@us.ibm.com>2011-12-16 00:39:20 -0600
committerSteve French <sfrench@us.ibm.com>2011-12-16 00:39:20 -0600
commitaaf015890754d58dcb71a4aa44ed246bb082bcf6 (patch)
tree17b51ff707fd1b3efec3a3ab872f0d7a7416aca5 /arch/powerpc/mm/numa.c
parent9c32c63bb70b2fafc3b18bee29959c3bf245ceba (diff)
parent8def5f51b012efb00e77ba2d04696cc0aadd0609 (diff)
Merge branch 'master' of git+ssh://git.samba.org/data/git/sfrench/cifs-2.6
Diffstat (limited to 'arch/powerpc/mm/numa.c')
-rw-r--r--arch/powerpc/mm/numa.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index c7dd4dec4df8..b22a83a91cb8 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -315,7 +315,10 @@ static int __init find_min_common_depth(void)
struct device_node *root;
const char *vec5;
- root = of_find_node_by_path("/rtas");
+ if (firmware_has_feature(FW_FEATURE_OPAL))
+ root = of_find_node_by_path("/ibm,opal");
+ else
+ root = of_find_node_by_path("/rtas");
if (!root)
root = of_find_node_by_path("/");
@@ -344,12 +347,19 @@ static int __init find_min_common_depth(void)
#define VEC5_AFFINITY_BYTE 5
#define VEC5_AFFINITY 0x80
- chosen = of_find_node_by_path("/chosen");
- if (chosen) {
- vec5 = of_get_property(chosen, "ibm,architecture-vec-5", NULL);
- if (vec5 && (vec5[VEC5_AFFINITY_BYTE] & VEC5_AFFINITY)) {
- dbg("Using form 1 affinity\n");
- form1_affinity = 1;
+
+ if (firmware_has_feature(FW_FEATURE_OPAL))
+ form1_affinity = 1;
+ else {
+ chosen = of_find_node_by_path("/chosen");
+ if (chosen) {
+ vec5 = of_get_property(chosen,
+ "ibm,architecture-vec-5", NULL);
+ if (vec5 && (vec5[VEC5_AFFINITY_BYTE] &
+ VEC5_AFFINITY)) {
+ dbg("Using form 1 affinity\n");
+ form1_affinity = 1;
+ }
}
}