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-rw-r--r--tools/bpf/bpftool/map.c30
1 files changed, 27 insertions, 3 deletions
diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c
index bfbbc6b4cb83..af2e9eb9747b 100644
--- a/tools/bpf/bpftool/map.c
+++ b/tools/bpf/bpftool/map.c
@@ -481,9 +481,11 @@ static int parse_elem(char **argv, struct bpf_map_info *info,
static int show_map_close_json(int fd, struct bpf_map_info *info)
{
- char *memlock;
+ char *memlock, *frozen_str;
+ int frozen = 0;
memlock = get_fdinfo(fd, "memlock");
+ frozen_str = get_fdinfo(fd, "frozen");
jsonw_start_object(json_wtr);
@@ -533,6 +535,12 @@ static int show_map_close_json(int fd, struct bpf_map_info *info)
}
close(fd);
+ if (frozen_str) {
+ frozen = atoi(frozen_str);
+ free(frozen_str);
+ }
+ jsonw_int_field(json_wtr, "frozen", frozen);
+
if (info->btf_id)
jsonw_int_field(json_wtr, "btf_id", info->btf_id);
@@ -555,9 +563,11 @@ static int show_map_close_json(int fd, struct bpf_map_info *info)
static int show_map_close_plain(int fd, struct bpf_map_info *info)
{
- char *memlock;
+ char *memlock, *frozen_str;
+ int frozen = 0;
memlock = get_fdinfo(fd, "memlock");
+ frozen_str = get_fdinfo(fd, "frozen");
printf("%u: ", info->id);
if (info->type < ARRAY_SIZE(map_type_name))
@@ -610,9 +620,23 @@ static int show_map_close_plain(int fd, struct bpf_map_info *info)
printf("\n\tpinned %s", obj->path);
}
}
+ printf("\n");
+
+ if (frozen_str) {
+ frozen = atoi(frozen_str);
+ free(frozen_str);
+ }
+
+ if (!info->btf_id && !frozen)
+ return 0;
+
+ printf("\t");
if (info->btf_id)
- printf("\n\tbtf_id %d", info->btf_id);
+ printf("btf_id %d", info->btf_id);
+
+ if (frozen)
+ printf("%sfrozen", info->btf_id ? " " : "");
printf("\n");
return 0;