[PATCH bpf-next] libbpf: add debug message for each created program

[Andrii Nakryiko]

Similar message for map creation is extremely useful, so add similar for BPF
programs.

Signed-off-by: Andrii Nakryiko <andr...@fb.com>
---
 tools/lib/bpf/libbpf.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 18461deb1b19..f24a90c86c58 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -5379,8 +5379,9 @@ load_program(struct bpf_program *prog, struct bpf_insn 
*insns, int insns_cnt,
        }
 
        ret = bpf_load_program_xattr(&load_attr, log_buf, log_buf_size);
-
        if (ret >= 0) {
+               pr_debug("prog '%s' ('%s'): created successfully, fd=%d\n",
+                        prog->name, prog->section_name, ret);
                if (log_buf && load_attr.log_level)
                        pr_debug("verifier log:\n%s", log_buf);
                *pfd = ret;
-- 
2.24.1