Re: [PATCH v3 00/19] irqdomain: fix mapping race and clean up locking
From: Thomas Gleixner
Date: Fri Dec 09 2022 - 10:51:54 EST
Johan!
On Fri, Dec 09 2022 at 15:01, Johan Hovold wrote:
> Parallel probing (e.g. due to asynchronous probing) of devices that
> share interrupts can currently result in two mappings for the same
> hardware interrupt to be created.
>
> This series fixes this mapping race and clean up the irqdomain locking
> so that in the end the global irq_domain_mutex is only used for managing
> the likewise global irq_domain_list, while domain operations (e.g.
> IRQ allocations) use per-domain (hierarchy) locking.
Can you please rebase that on top of:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core
Thanks,
tglx