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percpu: clear memory allocated with the km allocator
[cascardo/linux.git]
/
mm
/
percpu-km.c
diff --git
a/mm/percpu-km.c
b/mm/percpu-km.c
index
7037bc7
..
89633fe
100644
(file)
--- a/
mm/percpu-km.c
+++ b/
mm/percpu-km.c
@@
-35,7
+35,11
@@
static int pcpu_populate_chunk(struct pcpu_chunk *chunk, int off, int size)
{
- /* noop */
+ unsigned int cpu;
+
+ for_each_possible_cpu(cpu)
+ memset((void *)pcpu_chunk_addr(chunk, cpu, 0) + off, 0, size);
+
return 0;
}