diff options
| author | Viresh Kumar <viresh.kumar@linaro.org> | 2013-06-10 16:27:19 +0530 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-06-19 12:58:45 +0200 |
| commit | c75e01288ce9c9a6b7beb6b23c07d2e4d1db8c84 (patch) | |
| tree | 4acc43a8f955e767d5eb807473898ca81e2211fb /kernel/sched/core.c | |
| parent | 1c6321694074163b5863c13d71c19ca953a3fb08 (diff) | |
sched: Don't set sd->child to NULL when it is already NULL
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>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/f4753a1730051341003ad2ad29a3229c7356678e.1370861520.git.viresh.kumar@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/core.c')
| -rw-r--r-- | kernel/sched/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 3de62649869..88c2c0ee5a5 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5955,8 +5955,8 @@ 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; |