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author | Glauber Costa <glommer@parallels.com> | 2011-10-31 17:12:34 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-31 17:30:56 -0700 |
commit | 3a8495c739c1c773181a246dbb7c12b5b67a8325 (patch) | |
tree | 6cbd16eaf869da1c5acdb4f89ab3c3da0f2e3c55 | |
parent | b9c321fd87b61f70888511d286500519d8b34141 (diff) | |
download | lwn-3a8495c739c1c773181a246dbb7c12b5b67a8325.tar.gz lwn-3a8495c739c1c773181a246dbb7c12b5b67a8325.zip |
lib/percpu_counter.c: enclose hotplug only variables in hotplug ifdef
These variables are only used when CONFIG_HOTPLUG_CPU is enabled, they are
ifdef'ed everywhere else. So don't define them when CONFIG_HOTPLUG_CPU is
not enabled.
Signed-off-by: Glauber Costa <glommer@parallels.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r-- | lib/percpu_counter.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/percpu_counter.c b/lib/percpu_counter.c index f087105ed914..f8a3f1a829b8 100644 --- a/lib/percpu_counter.c +++ b/lib/percpu_counter.c @@ -10,8 +10,10 @@ #include <linux/module.h> #include <linux/debugobjects.h> +#ifdef CONFIG_HOTPLUG_CPU static LIST_HEAD(percpu_counters); static DEFINE_MUTEX(percpu_counters_lock); +#endif #ifdef CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER |