Messages in this thread Patch in this message | | | From | Viresh Kumar <> | Subject | [PATCH 2/3] sched: don't sd->child to NULL when it is already NULL | Date | Mon, 10 Jun 2013 16:27:19 +0530 |
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Memory for sd is allocated with kzalloc_node() which will initialize its fields with zero. In build_sched_domain() we are setting sd->child to child even if child is NULL, which isn't required.
Lets do it only if child isn't NULL.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> --- kernel/sched/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 5faa748..a12113d 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5942,8 +5942,8 @@ struct sched_domain *build_sched_domain(struct sched_domain_topology_level *tl, sd->level = child->level + 1; sched_domain_level_max = max(sched_domain_level_max, sd->level); child->parent = sd; + sd->child = child; } - sd->child = child; set_domain_attribute(sd, attr); return sd; -- 1.7.12.rc2.18.g61b472e
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