Re: [PATCH v14 4/4] PCI: Centralize pci_aer_available() checking

[sashiko-bot@kernel.org]

> From: Bjorn Helgaas <bhelgaas@google.com>
> 
> "pci=noaer" tells us not to use AER.  pci_aer_available() reports that,
> and it also reports the other cases where the OS cannot use AER at all,
> namely CONFIG_PCIEAER=n and MSI being unavailable.
> 
> Set host_bridge->native_aer from pci_aer_available() when we initialize
> the host bridge, so callers only have to look at native_aer and we do not
> have to test pci_aer_available() separately in each of them.
> 
> Do this in pci_init_host_bridge() rather than in acpi_pci_root_create()
> so it also covers host bridges that are not described by ACPI and never
> reach acpi_pci_root_create().
> 
> This subsumes the CONFIG_PCIEPORTBUS check for native_aer, since
> pci_aer_available() is false when CONFIG_PCIEAER=n and PCIEAER depends on
> PCIEPORTBUS.
> 
> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
> Co-developed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
> Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>

Sashiko has reviewed this patch and found no issues. It looks great!

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