bpf_enable_stats() is added to enable given stats.
Signed-off-by: Song Liu <songliubraving@xxxxxx>
---
tools/lib/bpf/bpf.c | 9 +++++++++
tools/lib/bpf/bpf.h | 1 +
tools/lib/bpf/libbpf.map | 5 +++++
3 files changed, 15 insertions(+)
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index 5cc1b0785d18..c06c25293ab7 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -826,3 +826,12 @@ int bpf_task_fd_query(int pid, int fd, __u32 flags, char *buf, __u32 *buf_len,
return err;
}
+
+int bpf_enable_stats(enum bpf_stats_type type)
+{
+ union bpf_attr attr = {};
+
+ attr.enable_stats.type = type;
+
+ return sys_bpf(BPF_ENABLE_STATS, &attr, sizeof(attr));
+}
diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h
index 46d47afdd887..5996e64d324c 100644
--- a/tools/lib/bpf/bpf.h
+++ b/tools/lib/bpf/bpf.h
@@ -229,6 +229,7 @@ LIBBPF_API int bpf_load_btf(void *btf, __u32 btf_size, char *log_buf,
LIBBPF_API int bpf_task_fd_query(int pid, int fd, __u32 flags, char *buf,
__u32 *buf_len, __u32 *prog_id, __u32 *fd_type,
__u64 *probe_offset, __u64 *probe_addr);
+LIBBPF_API int bpf_enable_stats(enum bpf_stats_type type);
#ifdef __cplusplus
} /* extern "C" */
diff --git a/tools/lib/bpf/libbpf.map b/tools/lib/bpf/libbpf.map
index bb8831605b25..ebd946faada5 100644
--- a/tools/lib/bpf/libbpf.map
+++ b/tools/lib/bpf/libbpf.map
@@ -254,3 +254,8 @@ LIBBPF_0.0.8 {
bpf_program__set_lsm;
bpf_set_link_xdp_fd_opts;
} LIBBPF_0.0.7;
+
+LIBBPF_0.0.9 {
+ global:
+ bpf_enable_stats;
+} LIBBPF_0.0.8;
\ No newline at end of file
--
2.24.1
