Thread (8 messages) 8 messages, 4 authors, 2021-07-06

Re: [PATCH 3/3] perf probe: Do not show @plt function by default

From: Thomas Richter <hidden>
Date: 2021-07-05 12:11:21
Also in: lkml

On 7/3/21 5:35 PM, Masami Hiramatsu wrote:
quoted hunk ↗ jump to hunk
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 <redacted>
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
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