Re: [PATCH v1 1/4] ACPI: PCI: Use a mutex guard to simplify acpi_get_pci_dev()

Andy Shevchenko <[email protected]> Wed, 15 Jul 2026 18:52:59 +0300

Newsgroups	org.kernel.vger.linux-acpi,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pci
Organization	Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo
Message-ID	<[email protected]>

On Wed, Jul 15, 2026 at 05:15:02PM +0200, Rafael J. Wysocki wrote:

> Use a mutex guard in acpi_get_pci_dev() for the physical_node_lock
> locking and drop local variable pci_dev that becomes redundant after
> that change.
> 
> No intentional functional impact.

...

> -	mutex_lock(&adev->physical_node_lock);
> +	guard(mutex)(&adev->physical_node_lock);

This needs a cleanup.h to be included (yes, I see the current inclusion block
and it's a mess :-( ).

-- 
With Best Regards,
Andy Shevchenko