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authorJonathan Corbet <corbet@lwn.net>2016-12-27 12:53:44 -0700
committerJonathan Corbet <corbet@lwn.net>2016-12-27 12:53:44 -0700
commit54ab6db0909061ab7ee07233d3cab86d29f86e6c (patch)
treea7650ab5c0fa3a6a3841de8e8693041b3e009054 /kernel/bpf/helpers.c
parent217e2bfab22e740227df09f22165e834cddd8a3b (diff)
parent7ce7d89f48834cefece7804d38fc5d85382edf77 (diff)
Merge tag 'v4.10-rc1' into docs-next
Linux 4.10-rc1
Diffstat (limited to 'kernel/bpf/helpers.c')
-rw-r--r--kernel/bpf/helpers.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/kernel/bpf/helpers.c b/kernel/bpf/helpers.c
index 39918402e6e9..045cbe673356 100644
--- a/kernel/bpf/helpers.c
+++ b/kernel/bpf/helpers.c
@@ -13,6 +13,7 @@
#include <linux/rcupdate.h>
#include <linux/random.h>
#include <linux/smp.h>
+#include <linux/topology.h>
#include <linux/ktime.h>
#include <linux/sched.h>
#include <linux/uidgid.h>
@@ -92,6 +93,17 @@ const struct bpf_func_proto bpf_get_smp_processor_id_proto = {
.ret_type = RET_INTEGER,
};
+BPF_CALL_0(bpf_get_numa_node_id)
+{
+ return numa_node_id();
+}
+
+const struct bpf_func_proto bpf_get_numa_node_id_proto = {
+ .func = bpf_get_numa_node_id,
+ .gpl_only = false,
+ .ret_type = RET_INTEGER,
+};
+
BPF_CALL_0(bpf_ktime_get_ns)
{
/* NMI safe access to clock monotonic */