1 files changed, 9 insertions, 1 deletions

diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 5ecbe812a2cc..843818dff96d 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -165,6 +165,7 @@ enum bpf_attach_type {
 #define BPF_NOEXIST     1 /* create new element if it didn't exist */
 #define BPF_EXIST       2 /* update existing element */
 
+/* flags for BPF_MAP_CREATE command */
 #define BPF_F_NO_PREALLOC       (1U << 0)
 /* Instead of having one common LRU list in the
  * BPF_MAP_TYPE_LRU_[PERCPU_]HASH map, use a percpu LRU list
@@ -173,6 +174,8 @@ enum bpf_attach_type {
  * across different LRU lists.
  */
 #define BPF_F_NO_COMMON_LRU     (1U << 1)
+/* Specify numa node during map creation */
+#define BPF_F_NUMA_NODE         (1U << 2)
 
 union bpf_attr {
         struct { /* anonymous struct used by BPF_MAP_CREATE command */
@@ -180,8 +183,13 @@ union bpf_attr {
                 __u32   key_size;       /* size of key in bytes */
                 __u32   value_size;     /* size of value in bytes */
                 __u32   max_entries;    /* max number of entries in a map */
-                __u32   map_flags;      /* prealloc or not */
+                __u32   map_flags;      /* BPF_MAP_CREATE related
+                                         * flags defined above.
+                                         */
                 __u32   inner_map_fd;   /* fd pointing to the inner map */
+                __u32   numa_node;      /* numa node (effective only if
+                                         * BPF_F_NUMA_NODE is set).
+                                         */
         };
 
         struct { /* anonymous struct used by BPF_MAP_*_ELEM commands */