sched: clean up arch_reinit_sched_domains()

- Make arch_reinit_sched_domains() static. It was exported to be used in
  s390, but now rebuild_sched_domains() is used instead.

- Make it return void.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 3 insertions, 6 deletions

diff --git a/kernel/sched.c b/kernel/sched.c
index 9a8e296959c1..c5019a5dcaa4 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -7987,7 +7987,7 @@ match2:
 }
 
 #if defined(CONFIG_SCHED_MC) || defined(CONFIG_SCHED_SMT)
-int arch_reinit_sched_domains(void)
+static void arch_reinit_sched_domains(void)
 {
         get_online_cpus();
 
@@ -7996,13 +7996,10 @@ int arch_reinit_sched_domains(void)
 
         rebuild_sched_domains();
         put_online_cpus();
-
-        return 0;
 }
 
 static ssize_t sched_power_savings_store(const char *buf, size_t count, int smt)
 {
-        int ret;
         unsigned int level = 0;
 
         if (sscanf(buf, "%u", &level) != 1)
@@ -8023,9 +8020,9 @@ static ssize_t sched_power_savings_store(const char *buf, size_t count, int smt)
         else
                 sched_mc_power_savings = level;
 
-        ret = arch_reinit_sched_domains();
+        arch_reinit_sched_domains();
 
-        return ret ? ret : count;
+        return count;
 }
 
 #ifdef CONFIG_SCHED_MC