Re: [PATCH] perf, map: Don't try to find DSOs in SYSV maps

From: Arnaldo Carvalho de Melo
Date: Wed Aug 20 2014 - 07:25:59 EST


Em Tue, Aug 19, 2014 at 10:31:14PM -0400, Don Zickus escreveu:
> We are seeing a lot of the following with regards to SYSV memory
>
> Failed to open /SYSV0000279c, continuing without symbols
>
> We don't believe this memory will have DSO info, so treat it like the heap and
> stack for now and skip it to prevent the warning.

Thanks, applied.

> Signed-off-by: Joe Mario <jmario@xxxxxxxxxx>
> Signed-off-by: Don Zickus <dzickus@xxxxxxxxxx>
> --
> I am open to suggetions for a different fix - dcz
> ---
> tools/perf/util/map.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
> index 25c571f..0294f40 100644
> --- a/tools/perf/util/map.c
> +++ b/tools/perf/util/map.c
> @@ -29,6 +29,7 @@ static inline int is_anon_memory(const char *filename)
> static inline int is_no_dso_memory(const char *filename)
> {
> return !strncmp(filename, "[stack", 6) ||
> + !strncmp(filename, "/SYSV",5) ||
> !strcmp(filename, "[heap]");
> }
>
> --
> 1.7.1
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