Re: [PATCH 4/5] pci: enable async shutdown support

Bjorn Helgaas
2026-03-11T23:08:55Z

In subject, to match history:

PCI: Enable async shutdown support

On Wed, Mar 11, 2026 at 01:12:08PM -0400, David Jeffery wrote:
> Like its async suspend support, allow pci device shutdown to be performed
> asynchronously to improve shutdown time.

s/pci/PCI/
s/improve/reduce/

I like how simple this looks, so I hope it all works out.

BTW, something seems messed up in your post threading. I assume this
series is supposed to go with the cover letter at
https://lore.kernel.org/all/20260311170956.9146-1-djeffery@redhat.com,
but the patches don't seem to be replies to the cover letter.

> drivers/pci/probe.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
> index bccc7a4bdd79..4d98bab2163d 100644
> --- a/drivers/pci/probe.c
> +++ b/drivers/pci/probe.c
> @@ -1040,6 +1040,7 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge)
>
> bus->bridge = get_device(&bridge->dev);
> device_enable_async_suspend(bus->bridge);
> + device_enable_async_shutdown(bus->bridge);
> pci_set_bus_of_node(bus);
> pci_set_bus_msi_domain(bus);
> if (bridge->msi_domain && !dev_get_msi_domain(&bus->dev) &&
> @@ -2749,6 +2750,7 @@ void pci_device_add(struct pci_dev *dev, struct pci_bus *bus)
> pci_reassigndev_resource_alignment(dev);
>
> pci_init_capabilities(dev);
> + device_enable_async_shutdown(&dev->dev);
>
> /*
> * Add the device to our list of discovered devices
> --
> 2.53.0
>