* [PATCH] perf: unwind: suppress massive unsupported target platform errors
@ 2023-04-26 3:22 Changbin Du
2023-04-29 1:53 ` Arnaldo Carvalho de Melo
0 siblings, 1 reply; 2+ messages in thread
From: Changbin Du @ 2023-04-26 3:22 UTC (permalink / raw)
To: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo
Cc: Mark Rutland, Alexander Shishkin, Jiri Olsa, Namhyung Kim,
Ian Rogers, Adrian Hunter, linux-perf-users, linux-kernel,
Hui Wang, Changbin Du
When cross-analyzing perf data recorded on an another platform, massive
unsupported target platform errors are printed. So let's show this message
as warning and only once.
Signed-off-by: Changbin Du <changbin.du@huawei.com>
---
tools/perf/util/unwind-libunwind.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c
index 509c287ee762..e95adbedf6ed 100644
--- a/tools/perf/util/unwind-libunwind.c
+++ b/tools/perf/util/unwind-libunwind.c
@@ -54,7 +54,7 @@ int unwind__prepare_access(struct maps *maps, struct map *map, bool *initialized
}
if (!ops) {
- pr_err("unwind: target platform=%s is not supported\n", arch);
+ pr_warning_once("unwind: target platform=%s is not supported\n", arch);
return 0;
}
out_register:
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] perf: unwind: suppress massive unsupported target platform errors
2023-04-26 3:22 [PATCH] perf: unwind: suppress massive unsupported target platform errors Changbin Du
@ 2023-04-29 1:53 ` Arnaldo Carvalho de Melo
0 siblings, 0 replies; 2+ messages in thread
From: Arnaldo Carvalho de Melo @ 2023-04-29 1:53 UTC (permalink / raw)
To: Changbin Du
Cc: Peter Zijlstra, Ingo Molnar, Mark Rutland, Alexander Shishkin,
Jiri Olsa, Namhyung Kim, Ian Rogers, Adrian Hunter,
linux-perf-users, linux-kernel, Hui Wang
Em Wed, Apr 26, 2023 at 11:22:46AM +0800, Changbin Du escreveu:
> When cross-analyzing perf data recorded on an another platform, massive
> unsupported target platform errors are printed. So let's show this message
> as warning and only once.
Thanks, applied.
- Arnaldo
> Signed-off-by: Changbin Du <changbin.du@huawei.com>
> ---
> tools/perf/util/unwind-libunwind.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c
> index 509c287ee762..e95adbedf6ed 100644
> --- a/tools/perf/util/unwind-libunwind.c
> +++ b/tools/perf/util/unwind-libunwind.c
> @@ -54,7 +54,7 @@ int unwind__prepare_access(struct maps *maps, struct map *map, bool *initialized
> }
>
> if (!ops) {
> - pr_err("unwind: target platform=%s is not supported\n", arch);
> + pr_warning_once("unwind: target platform=%s is not supported\n", arch);
> return 0;
> }
> out_register:
> --
> 2.25.1
>
--
- Arnaldo
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2023-04-29 1:53 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-04-26 3:22 [PATCH] perf: unwind: suppress massive unsupported target platform errors Changbin Du
2023-04-29 1:53 ` Arnaldo Carvalho de Melo
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.