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| author | Shannon Nelson <shannon.nelson@oracle.com> | 2018-10-29 22:14:41 +0100 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-11-07 22:34:54 +0100 |
| commit | bce6a14996f991e570d973179b5ff57544efaa9a (patch) | |
| tree | bbfcc421a8e29d61836078eb65572344dd98f062 | |
| parent | tools: bpftool: adjust rlimit RLIMIT_MEMLOCK when loading programs, maps (diff) | |
| download | linux-bce6a14996f991e570d973179b5ff57544efaa9a.tar.xz linux-bce6a14996f991e570d973179b5ff57544efaa9a.zip | |
bpf_load: add map name to load_maps error message
To help when debugging bpf/xdp load issues, have the load_map()
error message include the number and name of the map that
failed.
Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
| -rw-r--r-- | samples/bpf/bpf_load.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c index e6d7e0fe155b..5c052b9ea63f 100644 --- a/samples/bpf/bpf_load.c +++ b/samples/bpf/bpf_load.c @@ -284,8 +284,8 @@ static int load_maps(struct bpf_map_data *maps, int nr_maps, numa_node); } if (map_fd[i] < 0) { - printf("failed to create a map: %d %s\n", - errno, strerror(errno)); + printf("failed to create map %d (%s): %d %s\n", + i, maps[i].name, errno, strerror(errno)); return 1; } maps[i].fd = map_fd[i]; |