Re: [PATCH 0/2] Fix kernel splats on boot with armada-37xx irqchip driver

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Sun, Jul 17, 2022 at 1:38 AM Vladimir Oltean <vladimir.oltean@xxxxxxx> wrote:

> Due to these splats on boot, lockdep disables itself on Armada 37xx and
> we fail to see further useful information about real deadlocks.
>
> For those in doubt, the approach to use raw spinlocks for irqchip
> drivers has been previously discussed here and doesn't seem too
> controversial.
> https://lore.kernel.org/lkml/20210825205041.927788-1-vladimir.oltean@xxxxxxx/
>
> Tested on the Turris MOX board.
>
> Vladimir Oltean (2):
>   pinctrl: armada-37xx: make irq_lock a raw spinlock to avoid invalid
>     wait context
>   pinctrl: armada-37xx: use raw spinlocks for regmap to avoid invalid
>     wait context

Patches applied for fixes so they get some rotation in linux-next.

Reviewers have some days to react before I send this to Torvalds.

Should these even be tagged for stable?

Yours,
Linus Walleij