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 <Y6H4zqr8bObRFE1g@linutronix.de>
In-Reply-To: <Y6H4zqr8bObRFE1g@linutronix.de>
From:   Alison Chaiken <achaiken@aurora.tech>
Date:   Mon, 23 Jan 2023 10:04:20 -0800
Message-ID: <CAFzL-7upCjPPyB-9tHf4E4=M+GFot2fnH9t7M5x9cKikUMxB+w@mail.gmail.com>
Subject: Re: [PATCH] softirq: wake up ktimer thread in softirq context
To:     "bigeasy@linutronix.de" <bigeasy@linutronix.de>
Cc:     "Chang, Junxiao" <junxiao.chang@intel.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-rt-users@vger.kernel.org" <linux-rt-users@vger.kernel.org>,
        "tglx@linutronix.de" <tglx@linutronix.de>,
        "rostedt@goodmis.org" <rostedt@goodmis.org>,
        "Peh, Hock Zhang" <hock.zhang.peh@intel.com>,
        Glenn Elliott <glenn@aurora.tech>
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On Tue, Dec 20, 2022 at 10:03 AM bigeasy@linutronix.de
<bigeasy@linutronix.de> wrote:
>
> On 2022-12-20 10:44:07 [+0000], Chang, Junxiao wrote:
> > Any comment? This patch is for 6.1-rt, issue could be reproduced with 5.19-rt kernel as well.
>
> Thanks for the ping. I did see the initial email and I didn't get to it
> yet. I need to re-test, confirm and then apply.
> The ktimer patch is not in v5.15 and this is currently the latest one
> maintained by the stable team. I don't know which one will be the
> following LTS kernel but this one needs to have this addressed. The
> v5.19 is not receiving any updates.
> Given the current timing, I will look into this in January.
>
> > Regards,
> > Junxiao
>
> Sebastian

Any further thoughts about Junxiao Chang's patch?    We backported
ktimer patches from Sebastian and Frederic to 5.15 and would like this
fix  it is sensible.

Thanks,
Alison Chaiken
Aurora Innovation