From: Namhyung Kim <namhyung@kernel.org>
To: Athira Rajeev <atrajeev@linux.ibm.com>
Cc: Ian Rogers <irogers@google.com>, Venkat <venkat88@linux.ibm.com>,
Thomas Falcon <thomas.falcon@intel.com>,
acme@kernel.org, jolsa@kernel.org, adrian.hunter@intel.com,
vmolnaro@redhat.com, mpetlan@redhat.com, tmricht@linux.ibm.com,
maddy@linux.ibm.com, linux-perf-users@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, hbathini@linux.vnet.ibm.com,
Tejas.Manhas1@ibm.com, Tanushree.Shah@ibm.com,
Shivani.Nittor@ibm.com
Subject: Re: [PATCH] tools/perf/test: Check for perf stat return code in perf all PMU test
Date: Thu, 2 Apr 2026 18:27:46 -0700 [thread overview]
Message-ID: <ac8Xkty-lqrIbFsP@google.com> (raw)
In-Reply-To: <A33EEA7D-DB03-4FA9-A0A8-D10115FEF423@linux.ibm.com>
On Thu, Apr 02, 2026 at 09:15:54PM +0530, Athira Rajeev wrote:
> If the addition of “-a” can cause regression ( like intel one if its not suppose to be run system wide ),
> how about adding a case like this:
> - Look for "enable system wide with '-a’ “ in the error logs
> - If logs matches this message and if user is root, attempt with -a next.
> - With “-a”, If the logs has "Operation not supported” , test can continue to next event.
Sounds good, you can check perf_event_paranoid as well as root. Then
you don't need to check the result of "-a" for -EOPNOTSUP.
Thanks,
Namhyung
next prev parent reply other threads:[~2026-04-03 1:27 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-15 10:57 [PATCH] tools/perf/test: Check for perf stat return code in perf all PMU test Athira Rajeev
2026-03-23 10:39 ` Venkat
2026-04-01 20:40 ` Ian Rogers
2026-04-01 23:48 ` Namhyung Kim
2026-04-01 23:57 ` Ian Rogers
2026-04-02 15:45 ` Athira Rajeev
2026-04-03 1:27 ` Namhyung Kim [this message]
2026-04-02 17:32 ` Falcon, Thomas
2026-04-03 7:36 ` Mi, Dapeng
2026-04-03 15:39 ` Ian Rogers
2026-04-07 0:48 ` Mi, Dapeng
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