From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ian Rogers <irogers@google.com>
Cc: Michal Pluta <michalpl2003@gmail.com>,
namhyung@kernel.org, Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
James Clark <james.clark@linaro.org>,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/5] perf symbol: Don't return an unterminated Rust demangle buffer
Date: Wed, 30 Sep 2026 19:10:40 +0200 [thread overview]
Message-ID: <ar1CkL__7BDEBLT7@x2> (raw)
In-Reply-To: <CAP-5=fUZZkagjaQy0wvme_L_+yif826nPXJzXNJ2YXuYZ6RW3A@mail.gmail.com>
On Mon, Sep 28, 2026 at 02:33:45PM -0700, Ian Rogers wrote:
> On Sun, Sep 27, 2026 at 6:02 PM Michal Pluta <michalpl2003@gmail.com> wrote:
> > Free the buffer and return NULL in both cases. Callers already fall back
> > to the mangled name when no demangled name is returned.
> > Fixes: e20848c317b5 ("perf symbol-elf: Integrate rust-v0 demangling")
> > Assisted-by: LLM
> > Signed-off-by: Michal Pluta <michalpl2003@gmail.com>
> Reviewed-by: Ian Rogers <irogers@google.com>
Thanks, applied the first two patches to perf-tools-next, for v7.4.
- Arnaldo
next prev parent reply other threads:[~2026-09-30 17:10 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-28 1:02 [PATCH 0/5] perf symbol: Speed up demangling of long Rust symbols Michal Pluta
2026-09-28 1:02 ` [PATCH 1/5] perf test demangle: Fail when demangling fails Michal Pluta
2026-09-28 21:31 ` Ian Rogers
2026-09-28 1:02 ` [PATCH 2/5] perf symbol: Don't return an unterminated Rust demangle buffer Michal Pluta
2026-09-28 21:33 ` Ian Rogers
2026-09-30 17:10 ` Arnaldo Carvalho de Melo [this message]
2026-09-28 1:02 ` [PATCH 3/5] perf symbol: Grow the Rust demangle buffer geometrically Michal Pluta
2026-09-28 21:43 ` Ian Rogers
2026-09-28 1:02 ` [PATCH 4/5] perf symbol: Shrink the demangled Rust buffer to fit Michal Pluta
2026-09-28 1:02 ` [PATCH 5/5] perf symbol: Move Rust demangling into its own function Michal Pluta
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