Commit f712c0c7 authored Jul 30, 2006 by Siddha, Suresh B Committed by Linus Torvalds Jul 31, 2006

[PATCH] sched: build_sched_domains() fix



Use the correct groups while initializing sched groups power for
allnodes_domain.  This fixes the crash observed while creating exclusive
cpusets.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Reported-and-tested-by: Paul Jackson <pj@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent b6ff5083

kernel/sched.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -6494,7 +6494,12 @@ static int build_sched_domains(const cpumask_t *cpu_map)
		for (i = 0; i < MAX_NUMNODES; i++)
		init_numa_sched_groups_power(sched_group_nodes[i]);

		init_numa_sched_groups_power(sched_group_allnodes);
		if (sched_group_allnodes) {
		int group = cpu_to_allnodes_group(first_cpu(*cpu_map));
		struct sched_group *sg = &sched_group_allnodes[group];

		init_numa_sched_groups_power(sg);
		}
		#endif

		/* Attach the domains */