[PATCH 4/8] kernel/cpuset: current_cpuset_is_being_rebound can be boolean

From: Yaowei Bai
Date: Mon Dec 11 2017 - 21:56:28 EST


This patch makes current_cpuset_is_being_rebound return bool due to
this particular function only using either one or zero as its return
value.

No functional change.

Signed-off-by: Yaowei Bai <baiyaowei@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/cpuset.h | 6 +++---
kernel/cgroup/cpuset.c | 4 ++--
2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index 1b8e415..934633a 100644
--- a/include/linux/cpuset.h
+++ b/include/linux/cpuset.h
@@ -112,7 +112,7 @@ static inline int cpuset_do_slab_mem_spread(void)
return task_spread_slab(current);
}

-extern int current_cpuset_is_being_rebound(void);
+extern bool current_cpuset_is_being_rebound(void);

extern void rebuild_sched_domains(void);

@@ -247,9 +247,9 @@ static inline int cpuset_do_slab_mem_spread(void)
return 0;
}

-static inline int current_cpuset_is_being_rebound(void)
+static inline bool current_cpuset_is_being_rebound(void)
{
- return 0;
+ return false;
}

static inline void rebuild_sched_domains(void)
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index f7efa7b..b42037e 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -1254,9 +1254,9 @@ static int update_nodemask(struct cpuset *cs, struct cpuset *trialcs,
return retval;
}

-int current_cpuset_is_being_rebound(void)
+bool current_cpuset_is_being_rebound(void)
{
- int ret;
+ bool ret;

rcu_read_lock();
ret = task_cs(current) == cpuset_being_rebound;
--
1.8.3.1