| From | Arnaldo Carvalho de Melo <> | Subject | [PATCH 03/60] perf machine: Set ksymbol dso as loaded on arrival | Date | Mon, 20 Apr 2020 08:52:19 -0300 |
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From: Jiri Olsa <jolsa@kernel.org>
There's no special load action for ksymbol data on map__load/dso__load action, where the kernel is getting loaded. It only gets confused with kernel kallsyms/vmlinux load for bpf object, which fails and could mess up with the map.
Disabling any further load of the map for ksymbol related dso/map.
Signed-off-by: Jiri Olsa <jolsa@kernel.org> Acked-by: Song Liu <songliubraving@fb.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Andrii Nakryiko <andriin@fb.com> Cc: Björn Töpel <bjorn.topel@intel.com> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: David S. Miller <davem@redhat.com> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Jesper Dangaard Brouer <hawk@kernel.org> Cc: John Fastabend <john.fastabend@gmail.com> Cc: Martin KaFai Lau <kafai@fb.com> Cc: Yonghong Song <yhs@fb.com> Link: https://lore.kernel.org/bpf/20200312195610.346362-15-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/util/machine.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 97142e9671be..06aa4e4db63d 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -759,6 +759,7 @@ static int machine__process_ksymbol_register(struct machine *machine, map->start = event->ksymbol.addr; map->end = map->start + event->ksymbol.len; maps__insert(&machine->kmaps, map); + dso__set_loaded(dso); } sym = symbol__new(map->map_ip(map, map->start), -- 2.21.1
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