xfrm: use vmalloc_node() for percpu scratches
scratches are per cpu, we can use vmalloc_node() for proper
NUMA affinity.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
diff --git a/net/xfrm/xfrm_ipcomp.c b/net/xfrm/xfrm_ipcomp.c
index 2906d52..b943c7f 100644
--- a/net/xfrm/xfrm_ipcomp.c
+++ b/net/xfrm/xfrm_ipcomp.c
@@ -220,8 +220,8 @@
static void * __percpu *ipcomp_alloc_scratches(void)
{
- int i;
void * __percpu *scratches;
+ int i;
if (ipcomp_scratch_users++)
return ipcomp_scratches;
@@ -233,7 +233,9 @@
ipcomp_scratches = scratches;
for_each_possible_cpu(i) {
- void *scratch = vmalloc(IPCOMP_SCRATCH_SIZE);
+ void *scratch;
+
+ scratch = vmalloc_node(IPCOMP_SCRATCH_SIZE, cpu_to_node(i));
if (!scratch)
return NULL;
*per_cpu_ptr(scratches, i) = scratch;