Re: [PATCH v2 0/7] PCI: Solve two bridge window sizing issues

From: Andy Shevchenko
Date: Thu Apr 11 2024 - 07:16:30 EST


On Thu, Apr 11, 2024 at 01:41:10PM +0300, Ilpo Järvinen wrote:
> On Tue, 9 Apr 2024, Jonathan Cameron wrote:
> > On Thu, 28 Dec 2023 18:57:00 +0200
> > Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx> wrote:

..

> E.g., there are
> zero pci_dbg()s in pci_bus_distribute_available_resources(). So unless the
> window is adjusted, we have zero information on what's going on so no
> surprise why everyone is "drawing a blank". :-(

Perhaps it's a good time to start trace events / points for PCI (if not yet)?

Just my 2c.

--
With Best Regards,
Andy Shevchenko