sched: remove another cpumask_t variable from stack

    * Remove another cpumask_t variable from stack that was missed in the
      last kernel_sched_c updates.

Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/kernel/sched.c b/kernel/sched.c
index 6809178..b56d98b 100644 (file)
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -6501,27 +6501,24 @@ static int find_next_best_node(int node, nodemask_t *used_nodes)
  * should be one that prevents unnecessary balancing, but also spreads tasks
  * out optimally.
  */
-static cpumask_t sched_domain_node_span(int node)
+static void sched_domain_node_span(int node, cpumask_t *span)
 {
        nodemask_t used_nodes;
-       cpumask_t span;
        node_to_cpumask_ptr(nodemask, node);
        int i;
 
-       cpus_clear(span);
+       cpus_clear(*span);
        nodes_clear(used_nodes);
 
-       cpus_or(span, span, *nodemask);
+       cpus_or(*span, *span, *nodemask);
        node_set(node, used_nodes);
 
        for (i = 1; i < SD_NODES_PER_DOMAIN; i++) {
                int next_node = find_next_best_node(node, &used_nodes);
 
                node_to_cpumask_ptr_next(nodemask, next_node);
-               cpus_or(span, span, *nodemask);
+               cpus_or(*span, *span, *nodemask);
        }
-
-       return span;
 }
 #endif
 
@@ -6883,7 +6880,7 @@ static int build_sched_domains(const cpumask_t *cpu_map)
 
                sd = &per_cpu(node_domains, i);
                SD_INIT(sd, NODE);
-               sd->span = sched_domain_node_span(cpu_to_node(i));
+               sched_domain_node_span(cpu_to_node(i), &sd->span);
                sd->parent = p;
                if (p)
                        p->child = sd;
@@ -6998,7 +6995,7 @@ static int build_sched_domains(const cpumask_t *cpu_map)
                        continue;
                }
 
-               *domainspan = sched_domain_node_span(i);
+               sched_domain_node_span(i, domainspan);
                cpus_and(*domainspan, *domainspan, *cpu_map);
 
                sg = kmalloc_node(sizeof(struct sched_group), GFP_KERNEL, i);