From: "Jiayuan Chen" <jiayuan.chen@linux.dev>
To: "Steven Rostedt" <rostedt@goodmis.org>,
"Eric Dumazet" <edumazet@google.com>
Cc: netdev@vger.kernel.org,
syzbot+9b35e9bc0951140d13e6@syzkaller.appspotmail.com,
"David S. Miller" <davem@davemloft.net>,
"David Ahern" <dsahern@kernel.org>,
"Jakub Kicinski" <kuba@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
"Simon Horman" <horms@kernel.org>,
"Sebastian Andrzej Siewior" <bigeasy@linutronix.de>,
"Clark Williams" <clrkwllms@kernel.org>,
linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev
Subject: Re: [PATCH net v2] ipv6: fix a BUG in rt6_get_pcpu_route() under PREEMPT_RT
Date: Tue, 23 Dec 2025 02:38:05 +0000 [thread overview]
Message-ID: <7f7c32e627e7d0fd1be12865f253a67cd3af29a8@linux.dev> (raw)
In-Reply-To: <20251222122628.38e9bc89@gandalf.local.home>
December 23, 2025 at 01:26, "Steven Rostedt" <rostedt@goodmis.org mailto:rostedt@goodmis.org?to=%22Steven%20Rostedt%22%20%3Crostedt%40goodmis.org%3E > wrote:
>
> On Mon, 22 Dec 2025 12:16:39 -0500
> Steven Rostedt <rostedt@goodmis.org> wrote:
>
> >
> > On Mon, 22 Dec 2025 09:50:58 +0100
> > Eric Dumazet <edumazet@google.com> wrote:
> >
> > > Link: https://syzkaller.appspot.com/bug?extid=9b35e9bc0951140d13e6
> > > Fixes: 951f788a80ff ("ipv6: fix a BUG in rt6_get_pcpu_route()")
> >
> > I would rather find when PREEMPT_RT was added/enabled, there is no
> > point blaming such an old commit
> > which was correct at the time, and forcing pointless backports to old
> > linux kernels.
> >
> > Ack!
> >
> Fixes: d2d6422f8bd1 ("x86: Allow to enable PREEMPT_RT.")
>
> That was the first commit to enable PREEMPT_RT on any architecture (just
> happened to be x86).
>
> -- Steve
>
Thanks Steve, it helped a lot !
prev parent reply other threads:[~2025-12-23 2:38 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-19 2:51 [PATCH net v2] ipv6: fix a BUG in rt6_get_pcpu_route() under PREEMPT_RT Jiayuan Chen
2025-12-22 8:50 ` Eric Dumazet
2025-12-22 17:16 ` Steven Rostedt
2025-12-22 17:26 ` Steven Rostedt
2025-12-23 2:38 ` Jiayuan Chen [this message]
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