From: "John B. Wyatt IV" <jwyatt@redhat.com>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: linux-rt-users@vger.kernel.org,
LKML <linux-kernel@vger.kernel.org>,
kernel-rts-sst <kernel-rts-sst@redhat.com>,
jlelli@redhat.com
Subject: Re: Crash with 6.6.0-rc1-rt1 and several i915 locking call traces with v6.5.2-rt8 and gnome-shell on Alder Lake laptop
Date: Mon, 2 Oct 2023 09:57:33 -0400 [thread overview]
Message-ID: <ZRrMTfZsM9bv4GiF@thinkpad2021> (raw)
In-Reply-To: <F4pA9qG-zsUd2s-KZZ8oHrbd@linutronix.de>
On Mon, Oct 02, 2023 at 11:45:45AM +0200, Sebastian Andrzej Siewior wrote:
> I looked at the traces in this email and they originate from a
> might_sleep() in guc_context_set_prio(). The reason is that they check
> at the atomic/interrupt state to figure out if they can sleep or not.
> Both checks don't work on RT as intended and the former has a not to not
> be used in drivers…
>
> The snippet below should cure this. Could you test, please.
>
> Sebastian
>
I tested this at both boot and suspend/resume. No call traces reported.
Thank you Sebastian.
prev parent reply other threads:[~2023-10-02 13:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-20 22:07 Crash with 6.6.0-rc1-rt1 and several i915 locking call traces with v6.5.2-rt8 and gnome-shell on Alder Lake laptop John B. Wyatt IV
2023-09-22 11:07 ` Sebastian Andrzej Siewior
2023-09-29 8:43 ` John B. Wyatt IV
2023-10-02 9:45 ` Sebastian Andrzej Siewior
2023-10-02 13:57 ` John B. Wyatt IV [this message]
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