The patch titled
lib/percpu_counter.c: enclose hotplug only variables in hotplug ifdef
has been added to the -mm tree. Its filename is
lib-percpu_counterc-enclose-hotplug-only-variables-in-hotplug-ifdef.patch
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------------------------------------------------------
Subject: lib/percpu_counter.c: enclose hotplug only variables in hotplug ifdef
From: Glauber Costa <glommer@xxxxxxxxxxxxx>
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@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
lib/percpu_counter.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN lib/percpu_counter.c~lib-percpu_counterc-enclose-hotplug-only-variables-in-hotplug-ifdef lib/percpu_counter.c
--- a/lib/percpu_counter.c~lib-percpu_counterc-enclose-hotplug-only-variables-in-hotplug-ifdef
+++ a/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
_
Patches currently in -mm which might be from glommer@xxxxxxxxxxxxx are
lib-percpu_counterc-enclose-hotplug-only-variables-in-hotplug-ifdef.patch
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