Hi Bjorn, On 2023/1/10 23:05, Bjorn Helgaas wrote: > On Tue, Jan 10, 2023 at 09:08:32PM +0800, Yicong Yang wrote: >> From: Yicong Yang <yangyicong@xxxxxxxxxxxxx> >> >> The PTT device can only support the devices on the same PCIe core, >> within BDF range [lower_bdf, upper_bdf]. It's not correct to assume >> the devices on the root bus are from the same PCIe core, there are >> cases that root ports from different PCIe core are sharing the same >> bus. So add the checking when initialize the filters list. > > "So check when initializing the filters list." > . Thanks for the comment. Will reword this sentence as suggested. Thanks.