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-rw-r--r--tools/lib/bpf/libbpf.c10
-rw-r--r--tools/lib/perf/include/perf/event.h1
-rw-r--r--tools/lib/subcmd/help.c3
3 files changed, 14 insertions, 0 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 13dea519e59f..d9589c92e05d 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -4485,6 +4485,16 @@ static bool map_is_reuse_compat(const struct bpf_map *map, int map_fd)
return false;
}
+ /*
+ * bpf_get_map_info_by_fd() for DEVMAP will always return flags with
+ * BPF_F_RDONLY_PROG set, but it generally is not set at map creation time.
+ * Thus, ignore the BPF_F_RDONLY_PROG flag in the flags returned from
+ * bpf_get_map_info_by_fd() when checking for compatibility with an
+ * existing DEVMAP.
+ */
+ if (map->def.type == BPF_MAP_TYPE_DEVMAP || map->def.type == BPF_MAP_TYPE_DEVMAP_HASH)
+ map_info.map_flags &= ~BPF_F_RDONLY_PROG;
+
return (map_info.type == map->def.type &&
map_info.key_size == map->def.key_size &&
map_info.value_size == map->def.value_size &&
diff --git a/tools/lib/perf/include/perf/event.h b/tools/lib/perf/include/perf/event.h
index 4d0c02ba3f7d..1187415e2699 100644
--- a/tools/lib/perf/include/perf/event.h
+++ b/tools/lib/perf/include/perf/event.h
@@ -211,6 +211,7 @@ struct perf_record_header_event_type {
struct perf_record_header_tracing_data {
struct perf_event_header header;
__u32 size;
+ __u32 pad;
};
#define PERF_RECORD_MISC_BUILD_ID_SIZE (1 << 15)
diff --git a/tools/lib/subcmd/help.c b/tools/lib/subcmd/help.c
index 42f57b640f11..687307f2fe0f 100644
--- a/tools/lib/subcmd/help.c
+++ b/tools/lib/subcmd/help.c
@@ -72,6 +72,9 @@ void exclude_cmds(struct cmdnames *cmds, struct cmdnames *excludes)
size_t ci, cj, ei;
int cmp;
+ if (!excludes->cnt)
+ return;
+
ci = cj = ei = 0;
while (ci < cmds->cnt && ei < excludes->cnt) {
cmp = strcmp(cmds->names[ci]->name, excludes->names[ei]->name);