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Diffstat (limited to 'tools/lib/bpf/bpf.c')
-rw-r--r--tools/lib/bpf/bpf.c32
1 files changed, 28 insertions, 4 deletions
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index 77660157a684..a0717610b116 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -57,8 +57,9 @@ static inline int sys_bpf(enum bpf_cmd cmd, union bpf_attr *attr,
return syscall(__NR_bpf, cmd, attr, size);
}
-int bpf_create_map(enum bpf_map_type map_type, int key_size,
- int value_size, int max_entries, __u32 map_flags)
+int bpf_create_map_node(enum bpf_map_type map_type, int key_size,
+ int value_size, int max_entries, __u32 map_flags,
+ int node)
{
union bpf_attr attr;
@@ -69,12 +70,24 @@ int bpf_create_map(enum bpf_map_type map_type, int key_size,
attr.value_size = value_size;
attr.max_entries = max_entries;
attr.map_flags = map_flags;
+ if (node >= 0) {
+ attr.map_flags |= BPF_F_NUMA_NODE;
+ attr.numa_node = node;
+ }
return sys_bpf(BPF_MAP_CREATE, &attr, sizeof(attr));
}
-int bpf_create_map_in_map(enum bpf_map_type map_type, int key_size,
- int inner_map_fd, int max_entries, __u32 map_flags)
+int bpf_create_map(enum bpf_map_type map_type, int key_size,
+ int value_size, int max_entries, __u32 map_flags)
+{
+ return bpf_create_map_node(map_type, key_size, value_size,
+ max_entries, map_flags, -1);
+}
+
+int bpf_create_map_in_map_node(enum bpf_map_type map_type, int key_size,
+ int inner_map_fd, int max_entries,
+ __u32 map_flags, int node)
{
union bpf_attr attr;
@@ -86,10 +99,21 @@ int bpf_create_map_in_map(enum bpf_map_type map_type, int key_size,
attr.inner_map_fd = inner_map_fd;
attr.max_entries = max_entries;
attr.map_flags = map_flags;
+ if (node >= 0) {
+ attr.map_flags |= BPF_F_NUMA_NODE;
+ attr.numa_node = node;
+ }
return sys_bpf(BPF_MAP_CREATE, &attr, sizeof(attr));
}
+int bpf_create_map_in_map(enum bpf_map_type map_type, int key_size,
+ int inner_map_fd, int max_entries, __u32 map_flags)
+{
+ return bpf_create_map_in_map_node(map_type, key_size, inner_map_fd,
+ max_entries, map_flags, -1);
+}
+
int bpf_load_program(enum bpf_prog_type type, const struct bpf_insn *insns,
size_t insns_cnt, const char *license,
__u32 kern_version, char *log_buf, size_t log_buf_sz)