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Ian Rogers authored
Use the error handler from the parse_state to give a more informative error message. Before: $ perf stat -e 'cycles/period=99999999999999999999/' true event syntax error: 'cycles/period=99999999999999999999/' \___ parser error Run 'perf list' for a list of valid events Usage: perf stat [<options>] [<command>] -e, --event <event> event selector. use 'perf list' to list available events After: $ perf stat -e 'cycles/period=99999999999999999999/' true event syntax error: 'cycles/period=99999999999999999999/' \___ parser error event syntax error: '..les/period=99999999999999999999/' \___ Bad base 10 number "99999999999999999999" Run 'perf list' for a list of valid events Usage: perf stat [<options>] [<command>] -e, --event <event> event selector. use 'perf list' to list available events Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: https://lore.kernel.org/r/20240416061533.921723-12-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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