Re: [PATCH] perf tools: Add --debug-file option to redirect debug output

Arnaldo Carvalho de Melo
2023-10-31T15:45:50Z

Em Tue, Oct 31, 2023 at 10:55:23AM +0000, Yang Jihong escreveu:
> Currently, debug messages is output to stderr, add --debug-file option to
> support redirection to a specified file.

> # perf --debug-file /tmp/perf.log record -v true
> [ perf record: Woken up 1 times to write data ]
> [ perf record: Captured and wrote 0.013 MB perf.data (26 samples) ]
> # cat /tmp/perf.log
> DEBUGINFOD_URLS=
> Using CPUID GenuineIntel-6-3E-4

Ok, reusing debug_set_file() that was introduced to be used in the
'perf daemon' subcommand.

Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>

- Arnaldo