Merge tag 'edac_for_4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp

[cascardo/linux.git] / tools / lib / bpf / bpf.c

diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index a633105..5bdc6ea 100644 (file)
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -83,3 +83,17 @@ int bpf_load_program(enum bpf_prog_type type, struct bpf_insn *insns,
        log_buf[0] = 0;
        return sys_bpf(BPF_PROG_LOAD, &attr, sizeof(attr));
 }
+
+int bpf_map_update_elem(int fd, void *key, void *value,
+                       u64 flags)
+{
+       union bpf_attr attr;
+
+       bzero(&attr, sizeof(attr));
+       attr.map_fd = fd;
+       attr.key = ptr_to_u64(key);
+       attr.value = ptr_to_u64(value);
+       attr.flags = flags;
+
+       return sys_bpf(BPF_MAP_UPDATE_ELEM, &attr, sizeof(attr));
+}