Commit bce6a149 authored Oct 29, 2018 by Shannon Nelson Committed by Daniel Borkmann Nov 07, 2018

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>

parent 8302b9bd

samples/bpf/bpf_load.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -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];