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From: Thomas Richter <tmricht@linux.ibm.com>
To: Masami Hiramatsu <mhiramat@kernel.org>,
	Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: linux-perf-users@vger.kernel.org,
	Sven Schnelle <svens@linux.ibm.com>,
	Heiko Carstens <hca@linux.ibm.com>,
	Stefan Liebler <stli@linux.ibm.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/3] perf probe: Do not show @plt function by default
Date: Mon, 5 Jul 2021 14:11:11 +0200	[thread overview]
Message-ID: <9824bd00-3291-3a65-73f1-553410b8eb68@linux.ibm.com> (raw)
In-Reply-To: <162532653450.393143.12621329879630677469.stgit@devnote2>

On 7/3/21 5:35 PM, Masami Hiramatsu wrote:
> From: Masami Hiramatsu <mhriamat@kernel.org>
> 
> Fix the perf-probe --functions option do not show the PLT
> stub symbols (*@plt) by default.
> 
>   -----
>   $ ./perf probe -x /usr/lib64/libc-2.33.so -F | head
>   a64l
>   abort
>   abs
>   accept
>   accept4
>   access
>   acct
>   addmntent
>   addseverity
>   adjtime
>   -----
> 
> Reported-by: Thomas Richter <tmricht@linux.ibm.com>
> Signed-off-by: Masami Hiramatsu <mhriamat@kernel.org>
> ---
>  tools/perf/builtin-probe.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
> index 2bfd41df621c..e1dd51f2874b 100644
> --- a/tools/perf/builtin-probe.c
> +++ b/tools/perf/builtin-probe.c
> @@ -31,7 +31,7 @@
>  #include <linux/zalloc.h>
>  
>  #define DEFAULT_VAR_FILTER "!__k???tab_* & !__crc_*"
> -#define DEFAULT_FUNC_FILTER "!_*"
> +#define DEFAULT_FUNC_FILTER "!_* & !*@plt"
>  #define DEFAULT_LIST_FILTER "*"
>  
>  /* Session management structure */
> 

Thanks, works again ...

-- 
Thomas Richter, Dept 3303, IBM s390 Linux Development, Boeblingen, Germany
--
Vorsitzender des Aufsichtsrats: Gregor Pillen
Geschäftsführung: Dirk Wittkopp
Sitz der Gesellschaft: Böblingen / Registergericht: Amtsgericht Stuttgart, HRB 243294

  reply	other threads:[~2021-07-05 12:11 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-03 15:35 [PATCH 0/3] perf: Fix perf probe for Fedora34 glibc update Masami Hiramatsu
2021-07-03 15:35 ` [PATCH 1/3] perf-probe: Fix debuginfo__new() to enable build-id based debuginfo Masami Hiramatsu
2021-07-03 15:35 ` [PATCH 2/3] perf symbol-elf: Decode dynsym even if symtab exists Masami Hiramatsu
2021-07-03 15:35 ` [PATCH 3/3] perf probe: Do not show @plt function by default Masami Hiramatsu
2021-07-05 12:11   ` Thomas Richter [this message]
2021-07-05 17:47     ` Arnaldo Carvalho de Melo
2021-07-05 20:48 ` [PATCH 0/3] perf: Fix perf probe for Fedora34 glibc update Namhyung Kim
2021-07-06  5:51   ` Masami Hiramatsu

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