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-rw-r--r--include/linux/percpu.h2
-rw-r--r--mm/allocpercpu.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 50faa0ea28e4..1ac969724bb2 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -54,7 +54,7 @@
#ifdef CONFIG_SMP
struct percpu_data {
- void *ptrs[NR_CPUS];
+ void *ptrs[1];
};
#define __percpu_disguise(pdata) (struct percpu_data *)~(unsigned long)(pdata)
diff --git a/mm/allocpercpu.c b/mm/allocpercpu.c
index 00b02623f008..7e58322b7134 100644
--- a/mm/allocpercpu.c
+++ b/mm/allocpercpu.c
@@ -98,7 +98,7 @@ EXPORT_SYMBOL_GPL(__percpu_populate_mask);
*/
void *__percpu_alloc_mask(size_t size, gfp_t gfp, cpumask_t *mask)
{
- void *pdata = kzalloc(sizeof(struct percpu_data), gfp);
+ void *pdata = kzalloc(nr_cpu_ids * sizeof(void *), gfp);
void *__pdata = __percpu_disguise(pdata);
if (unlikely(!pdata))
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