Re: [PATCH v12 1/5] PCI: make pci_dev_is_disconnected() helper public for other drivers

Ethan Zhao
2024-01-30T05:23:10Z

On 1/29/2024 4:50 PM, Tian, Kevin wrote:
>> From: Ethan Zhao <haifeng.zhao@linux.intel.com>
>> Sent: Monday, January 29, 2024 11:49 AM
>>
>> Make pci_dev_is_disconnected() public so that it can be called from
>> Intel VT-d driver to quickly fix/workaround the surprise removal
>> unplug hang issue for those ATS capable devices on PCIe switch downstream
>> hotplug capable ports.
>>
>> Beside pci_device_is_present() function, this one has no config space
> s/Beside/Unlike/

Beside means 'comparing with' here, perhaps it is not clear enough

or there is syntax error if used here ?

Thanks,

Ethan

>
>> space access, so is light enough to optimize the normal pure surprise
>> removal and safe removal flow.
> somehow this paragraph belongs to the patch using it. The 1st paragraph
> is sufficient for the reason of exposure.