From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>,
Ingo Molnar <mingo@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
James Clark <james.clark@linaro.org>,
Jiri Olsa <jolsa@kernel.org>, Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Clark Williams <williams@redhat.com>,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
Arnaldo Carvalho de Melo <acme@redhat.com>,
sashiko-bot <sashiko-bot@kernel.org>,
"Claude Opus 4.6" <noreply@anthropic.com>
Subject: Re: [PATCH 4/5] perf sched: Cap max_cpu at MAX_CPUS in timehist sample processing
Date: Fri, 5 Jun 2026 12:01:41 -0300 [thread overview]
Message-ID: <aiLk1euDqsFGbe0p@x1> (raw)
In-Reply-To: <b30d8432-3512-4053-93d6-77f2be96a796@gmail.com>
On Fri, Jun 05, 2026 at 08:34:53AM -0600, David Ahern wrote:
> On 6/5/26 6:15 AM, Arnaldo Carvalho de Melo wrote:
> > From: Arnaldo Carvalho de Melo <acme@redhat.com>
> > Add bounds checks before both max_cpu updates, matching the pattern
> > already used in map_switch_event().
> > Fixes: 49394a2a24c7 ("perf sched timehist: Introduce timehist command")
> > Reported-by: sashiko-bot <sashiko-bot@kernel.org>
> > Cc: David Ahern <dsahern@gmail.com>
> > Assisted-by: Claude Opus 4.6 <noreply@anthropic.com>
> > Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
> > ---
> > tools/perf/builtin-sched.c | 8 +++++---
> > 1 file changed, 5 insertions(+), 3 deletions(-)
> LGTM
> Reviewed-by: David Ahern <dsahern@kernel.org>
Thanks, added to the cset,
- Arnaldo
next prev parent reply other threads:[~2026-06-05 15:01 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-05 12:15 [PATCHES v1 0/5] perf tools: Fix OOB reads, reference leaks, and overflow in sched/script/auxtrace Arnaldo Carvalho de Melo
2026-06-05 12:15 ` [PATCH 1/5] perf tools: Guard remaining test_bit calls from OOB sample CPU Arnaldo Carvalho de Melo
2026-06-05 12:31 ` sashiko-bot
2026-06-05 12:15 ` [PATCH 2/5] perf tools: Add bounds check to cpu__get_node() Arnaldo Carvalho de Melo
2026-06-05 14:30 ` sashiko-bot
2026-06-05 14:45 ` Arnaldo Carvalho de Melo
2026-06-05 12:15 ` [PATCH 3/5] perf sched: Fix thread reference leaks in timehist_get_thread() Arnaldo Carvalho de Melo
2026-06-05 12:35 ` sashiko-bot
2026-06-05 12:15 ` [PATCH 4/5] perf sched: Cap max_cpu at MAX_CPUS in timehist sample processing Arnaldo Carvalho de Melo
2026-06-05 12:43 ` sashiko-bot
2026-06-05 14:34 ` David Ahern
2026-06-05 15:01 ` Arnaldo Carvalho de Melo [this message]
2026-06-05 12:15 ` [PATCH 5/5] perf sched: Fix register_pid() overflow, strcpy, and BUG_ON Arnaldo Carvalho de Melo
2026-06-05 12:29 ` sashiko-bot
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aiLk1euDqsFGbe0p@x1 \
--to=acme@kernel.org \
--cc=acme@redhat.com \
--cc=adrian.hunter@intel.com \
--cc=dsahern@gmail.com \
--cc=irogers@google.com \
--cc=james.clark@linaro.org \
--cc=jolsa@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-perf-users@vger.kernel.org \
--cc=mingo@kernel.org \
--cc=namhyung@kernel.org \
--cc=noreply@anthropic.com \
--cc=sashiko-bot@kernel.org \
--cc=tglx@linutronix.de \
--cc=williams@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.