On Thu, Jan 04, 2024 at 01:12:10PM +0100, Igor Mammedov wrote: > On Thu, 28 Dec 2023 18:57:00 +0200 > Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx> wrote: > > > Hi all, > > > > Here's a series that contains two fixes to PCI bridge window sizing > > algorithm. Together, they should enable remove & rescan cycle to work > > for a PCI bus that has PCI devices with optional resources and/or > > disparity in BAR sizes. > > > > For the second fix, I chose to expose find_empty_resource_slot() from > > kernel/resource.c because it should increase accuracy of the cannot-fit > > decision (currently that function is called find_resource()). In order > > to do that sensibly, a few improvements seemed in order to make its > > interface and name of the function sane before exposing it. Thus, the > > few extra patches on resource side. > > > > Unfortunately I don't have a reason to suspect these would help with > > the issues related to the currently ongoing resource regression > > thread [1]. > > Jonathan, > can you test this series on affected machine with broken kernel to see if > it's of any help in your case? Certainly, but it will have to wait until next Thursday (11 Jan 2024). I'm still on leave this week, and when at work I only have physical access to the machine concerned on Thursdays at present. Which kernel would you prefer I apply the series to? Regards jonathan
