Re: [PATCH v4 3/4] perf tools: Fix lexical definition of event name
From: John Garry <hidden>
Date: 2021-02-01 14:38:31
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lkml
On 01/02/2021 11:13, Shunsuke Nakamura wrote:
Fix the lexical definition of event name so that the numbers are recognizable. A64FX defines an event name that starts with a number. - 0inst_commit - 1inst_commit - 2inst_commit - 3inst_commit - 4inst_commit Signed-off-by: Shunsuke Nakamura <redacted>
eh... I'm not sure if you will encounter other problems, so may be prudent to change the event name to not start with a number. Someone else may also advise on this.
quoted hunk ↗ jump to hunk
--- tools/perf/util/parse-events.l | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l index 9db5097..e6bbbd0 100644 --- a/tools/perf/util/parse-events.l +++ b/tools/perf/util/parse-events.l@@ -205,7 +205,7 @@ bpf_source [^,{}]+\.c[a-zA-Z0-9._]* num_dec [0-9]+ num_hex 0x[a-fA-F0-9]+ num_raw_hex [a-fA-F0-9]+ -name [a-zA-Z_*?\[\]][a-zA-Z0-9_*?.\[\]]* +name [a-zA-Z0-9_*?\[\]][a-zA-Z0-9_*?.\[\]]* name_tag [\'][a-zA-Z_*?\[\]][a-zA-Z0-9_*?\-,\.\[\]:=]*[\'] name_minus [a-zA-Z_*?][a-zA-Z0-9\-_*?.:]* drv_cfg_term [a-zA-Z0-9_\.]+(=[a-zA-Z0-9_*?\.:]+)?
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