Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH v8 02/22] PCI: Add root bus children dev's res to fail list | Date | Tue, 15 Jan 2013 12:21:45 +0100 |
| |
On Monday, January 14, 2013 10:23:47 PM Yinghai Lu wrote: > On Sat, Jan 12, 2013 at 1:37 PM, Rafael J. Wysocki <rjw@sisk.pl> wrote: > > On Friday, January 11, 2013 02:40:29 PM Yinghai Lu wrote: > >> We can stop trying according to try number now and do not need to use > >> root_bus checking as stop sign anymore. > >> > >> In extreme case we could need to reallocate resource for device just > >> under root bus. > > > > Well, the above says that we _can_ do the change, but it doesn't explain why it > > is needed. So what's the reason why we need to do that? > > In extreme case we could need to reallocate resource for device just > under root bus. > > otherwise, those devices just under root bus will not be assigned > resources again.
IOW, our current code will not cover the case when we hot plug a host bridge and need to reassign resources for devices integrated into it?
Rafael
-- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.
| |