From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ian Rogers <irogers@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Namhyung Kim <namhyung@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Kan Liang <kan.liang@linux.intel.com>,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1] perf sched: Avoid union type punning undefined behavior
Date: Wed, 1 Oct 2025 10:38:13 -0300 [thread overview]
Message-ID: <aN0uxfZAT8pp8svS@x1> (raw)
In-Reply-To: <CAP-5=fV59uES4ZkNHDUypeO0XSnjkUTDWLydvaymEsegyeSb-w@mail.gmail.com>
On Tue, Sep 30, 2025 at 01:05:33PM -0700, Ian Rogers wrote:
> On Sun, Sep 14, 2025 at 11:33 AM Ian Rogers <irogers@google.com> wrote:
> >
> > A union is used to set the priv value in thread (a void*) to a boolean
> > value through type punning. Undefined behavior sanitizer fails on this.
> >
> > Signed-off-by: Ian Rogers <irogers@google.com>
>
> Ping.
Thanks, applied to perf-tools-next,
- Arnaldo
prev parent reply other threads:[~2025-10-01 13:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-14 18:33 [PATCH v1] perf sched: Avoid union type punning undefined behavior Ian Rogers
2025-09-30 20:05 ` Ian Rogers
2025-10-01 13:38 ` Arnaldo Carvalho de Melo [this message]
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