[patch 6/6] sched: fix the sched group node allocation for SD_OVERLAP domain

Suresh Siddha
2011-11-18T23:10:58Z

[-- Attachment #1: fix_sched_group_node_allocation.patch --]
[-- Type: text/plain, Size: 786 bytes --]

For the SD_OVERLAP domain, sched_groups for each CPU's sched_domain are
privately allocated and not shared with any other cpu. So the
sched group allocation should come from the cpu's node for which
SD_OVERLAP sched domain is being setup.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
---
kernel/sched/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

Index: tip/kernel/sched/core.c
===================================================================
--- tip.orig/kernel/sched/core.c
+++ tip/kernel/sched/core.c
@@ -5879,7 +5879,7 @@ build_overlap_sched_groups(struct sched_
continue;

sg = kzalloc_node(sizeof(struct sched_group) + cpumask_size(),
- GFP_KERNEL, cpu_to_node(i));
+ GFP_KERNEL, cpu_to_node(cpu));

if (!sg)
goto fail;