From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Yang Jihong <yangjihong1@huawei.com>
Cc: Jiri Olsa <jolsa@kernel.org>,
peterz@infradead.org, mingo@redhat.com, mark.rutland@arm.com,
alexander.shishkin@linux.intel.com, namhyung@kernel.org,
irogers@google.com, adrian.hunter@intel.com,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] perf tools: Add --debug-file option to redirect debug output
Date: Tue, 31 Oct 2023 12:45:42 -0300 [thread overview]
Message-ID: <ZUEhJrXUWHyv959i@kernel.org> (raw)
In-Reply-To: <20231031105523.1472558-1-yangjihong1@huawei.com>
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
next prev parent reply other threads:[~2023-10-31 15:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-31 10:55 [PATCH] perf tools: Add --debug-file option to redirect debug output Yang Jihong
2023-10-31 15:45 ` Arnaldo Carvalho de Melo [this message]
2023-11-27 22:06 ` Arnaldo Carvalho de Melo
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