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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2007-10-16 23:25:45 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 08:42:44 -0700
commit833f4077bf7c2dcff6e31526e03ec2ad91c88581 (patch)
tree80916540be846267342c3e5e4a6255c2c18b44d5 /include
parentbf1d89c81352f6eca72d0c10cfee3dba29ef5efb (diff)
lib: percpu_counter_init error handling
alloc_percpu can fail, propagate that error. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/percpu_counter.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h
index 21e054595bc..f7ecd38d7e9 100644
--- a/include/linux/percpu_counter.h
+++ b/include/linux/percpu_counter.h
@@ -30,7 +30,7 @@ struct percpu_counter {
#define FBC_BATCH (NR_CPUS*4)
#endif
-void percpu_counter_init(struct percpu_counter *fbc, s64 amount);
+int percpu_counter_init(struct percpu_counter *fbc, s64 amount);
void percpu_counter_destroy(struct percpu_counter *fbc);
void percpu_counter_set(struct percpu_counter *fbc, s64 amount);
void __percpu_counter_add(struct percpu_counter *fbc, s64 amount, s32 batch);
@@ -78,9 +78,10 @@ struct percpu_counter {
s64 count;
};
-static inline void percpu_counter_init(struct percpu_counter *fbc, s64 amount)
+static inline int percpu_counter_init(struct percpu_counter *fbc, s64 amount)
{
fbc->count = amount;
+ return 0;
}
static inline void percpu_counter_destroy(struct percpu_counter *fbc)