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authorAlexei Starovoitov <ast@fb.com>2016-03-08 08:57:20 +0300
committerDavid S. Miller <davem@davemloft.net>2016-03-08 23:28:32 +0300
commit89b976070190eb9dd14943c0d6ca4b7209f61405 (patch)
tree36762c9aedfdf442e89148c0079e6cc1cbebbd57 /samples/bpf/test_maps.c
parent3622e7e4935105991dc648bca650c858576aecda (diff)
downloadlinux-89b976070190eb9dd14943c0d6ca4b7209f61405.tar.xz
samples/bpf: add map_flags to bpf loader
note old loader is compatible with new kernel. map_flags are optional Signed-off-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'samples/bpf/test_maps.c')
-rw-r--r--samples/bpf/test_maps.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/samples/bpf/test_maps.c b/samples/bpf/test_maps.c
index ad466ed33093..7bd9edd02d9b 100644
--- a/samples/bpf/test_maps.c
+++ b/samples/bpf/test_maps.c
@@ -2,6 +2,7 @@
* Testsuite for eBPF maps
*
* Copyright (c) 2014 PLUMgrid, http://plumgrid.com
+ * Copyright (c) 2016 Facebook
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
@@ -17,13 +18,16 @@
#include <stdlib.h>
#include "libbpf.h"
+static int map_flags;
+
/* sanity tests for map API */
static void test_hashmap_sanity(int i, void *data)
{
long long key, next_key, value;
int map_fd;
- map_fd = bpf_create_map(BPF_MAP_TYPE_HASH, sizeof(key), sizeof(value), 2);
+ map_fd = bpf_create_map(BPF_MAP_TYPE_HASH, sizeof(key), sizeof(value),
+ 2, map_flags);
if (map_fd < 0) {
printf("failed to create hashmap '%s'\n", strerror(errno));
exit(1);
@@ -99,7 +103,7 @@ static void test_percpu_hashmap_sanity(int task, void *data)
int map_fd, i;
map_fd = bpf_create_map(BPF_MAP_TYPE_PERCPU_HASH, sizeof(key),
- sizeof(value[0]), 2);
+ sizeof(value[0]), 2, map_flags);
if (map_fd < 0) {
printf("failed to create hashmap '%s'\n", strerror(errno));
exit(1);
@@ -188,7 +192,8 @@ static void test_arraymap_sanity(int i, void *data)
int key, next_key, map_fd;
long long value;
- map_fd = bpf_create_map(BPF_MAP_TYPE_ARRAY, sizeof(key), sizeof(value), 2);
+ map_fd = bpf_create_map(BPF_MAP_TYPE_ARRAY, sizeof(key), sizeof(value),
+ 2, 0);
if (map_fd < 0) {
printf("failed to create arraymap '%s'\n", strerror(errno));
exit(1);
@@ -244,7 +249,7 @@ static void test_percpu_arraymap_many_keys(void)
int key, map_fd, i;
map_fd = bpf_create_map(BPF_MAP_TYPE_PERCPU_ARRAY, sizeof(key),
- sizeof(values[0]), nr_keys);
+ sizeof(values[0]), nr_keys, 0);
if (map_fd < 0) {
printf("failed to create per-cpu arraymap '%s'\n",
strerror(errno));
@@ -275,7 +280,7 @@ static void test_percpu_arraymap_sanity(int i, void *data)
int key, next_key, map_fd;
map_fd = bpf_create_map(BPF_MAP_TYPE_PERCPU_ARRAY, sizeof(key),
- sizeof(values[0]), 2);
+ sizeof(values[0]), 2, 0);
if (map_fd < 0) {
printf("failed to create arraymap '%s'\n", strerror(errno));
exit(1);
@@ -336,7 +341,7 @@ static void test_map_large(void)
/* allocate 4Mbyte of memory */
map_fd = bpf_create_map(BPF_MAP_TYPE_HASH, sizeof(key), sizeof(value),
- MAP_SIZE);
+ MAP_SIZE, map_flags);
if (map_fd < 0) {
printf("failed to create large map '%s'\n", strerror(errno));
exit(1);
@@ -421,7 +426,7 @@ static void test_map_parallel(void)
int data[2];
map_fd = bpf_create_map(BPF_MAP_TYPE_HASH, sizeof(key), sizeof(value),
- MAP_SIZE);
+ MAP_SIZE, map_flags);
if (map_fd < 0) {
printf("failed to create map for parallel test '%s'\n",
strerror(errno));