[PATCH bpf-next RFC v3 3/6] bpf: keep bpf.h in sync with tools/

Brian Vazquez
2019-07-03T17:02:33Z

Adds bpf_attr.dump structure to libbpf.

Suggested-by: Stanislav Fomichev <sdf@google.com>
Signed-off-by: Brian Vazquez <brianvv@google.com>
---
tools/include/uapi/linux/bpf.h | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index a396b516a2b2..db6785a03538 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -106,6 +106,7 @@ enum bpf_cmd {
BPF_TASK_FD_QUERY,
BPF_MAP_LOOKUP_AND_DELETE_ELEM,
BPF_MAP_FREEZE,
+ BPF_MAP_DUMP,
};

enum bpf_map_type {
@@ -388,6 +389,14 @@ union bpf_attr {
__u64 flags;
};

+ struct { /* struct used by BPF_MAP_DUMP command */
+ __u32 map_fd;
+ __aligned_u64 prev_key;
+ __aligned_u64 buf;
+ __aligned_u64 buf_len; /* input/output: len of buf */
+ __u64 flags;
+ } dump;
+
struct { /* anonymous struct used by BPF_PROG_LOAD command */
__u32 prog_type; /* one of enum bpf_prog_type */
__u32 insn_cnt;
--
2.22.0.410.gd8fdbe21b5-goog