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Subject[PATCH] sched: cleanup for arch_reinit_sched_domains()
Impact: cleanup

- 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>
---
include/linux/sched.h | 1 -
kernel/sched.c | 9 +++------
2 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 38a3f4b..91207df 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -912,7 +912,6 @@ static inline struct cpumask *sched_domain_span(struct sched_domain *sd)

extern void partition_sched_domains(int ndoms_new, struct cpumask *doms_new,
struct sched_domain_attr *dattr_new);
-extern int arch_reinit_sched_domains(void);

/* Test a flag in parent sched domain */
static inline int test_sd_parent(struct sched_domain *sd, int flag)
diff --git a/kernel/sched.c b/kernel/sched.c
index 9a8e296..c5019a5 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
--
1.5.4.rc3


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