From 30687ad94e57b53dd66950ab570203dfd1f9db34 Mon Sep 17 00:00:00 2001 From: Yonghong Song Date: Thu, 24 May 2018 11:21:10 -0700 Subject: tools/bpf: sync kernel header bpf.h and add bpf_task_fd_query in libbpf Sync kernel header bpf.h to tools/include/uapi/linux/bpf.h and implement bpf_task_fd_query() in libbpf. The test programs in samples/bpf and tools/testing/selftests/bpf, and later bpftool will use this libbpf function to query kernel. Acked-by: Martin KaFai Lau Signed-off-by: Yonghong Song Signed-off-by: Alexei Starovoitov --- tools/lib/bpf/bpf.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'tools/lib/bpf/bpf.h') diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h index d12344f66d4e..0639a30a457d 100644 --- a/tools/lib/bpf/bpf.h +++ b/tools/lib/bpf/bpf.h @@ -107,4 +107,7 @@ int bpf_prog_query(int target_fd, enum bpf_attach_type type, __u32 query_flags, int bpf_raw_tracepoint_open(const char *name, int prog_fd); int bpf_load_btf(void *btf, __u32 btf_size, char *log_buf, __u32 log_buf_size, bool do_log); +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); #endif -- cgit v1.2.3-59-g8ed1b