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authorYaowei Bai <baiyaowei@cmss.chinamobile.com>2018-02-07 00:41:24 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2018-02-07 03:32:47 +0100
commit77ef80c65ab72e57cfc273b2dd1d48a282b75146 (patch)
treeec98447ba9c6e84f04e60427511549b8e7fc2421
parentlib/lockref: __lockref_is_dead can be boolean (diff)
downloadlinux-77ef80c65ab72e57cfc273b2dd1d48a282b75146.tar.xz
linux-77ef80c65ab72e57cfc273b2dd1d48a282b75146.zip
kernel/cpuset: current_cpuset_is_being_rebound can be boolean
Make 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. Link: http://lkml.kernel.org/r/1513266622-15860-4-git-send-email-baiyaowei@cmss.chinamobile.com Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/cpuset.h6
-rw-r--r--kernel/cgroup/cpuset.c4
2 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index 1b8e41597ef5..934633a05d20 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 f7efa7b4d825..b42037e6e81d 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -1254,9 +1254,9 @@ done:
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;