On Thu, Jan 2, 2014 at 4:45 PM, Rafael J. Wysocki <r...@rjwysocki.net> wrote: > On Thursday, January 02, 2014 02:47:04 PM Yinghai Lu wrote: >> >> No. It should be before removing all root bus devices. >> as they need to access the pci devices during stop ioapic and dmar. >> >> Also ioapic itself could one one pci device. > > Well, if we stop drivers first, then stop ioapic/dmar and *then* remove > devices, it is possible to rebind a driver to a device after ioapic/dmar has > been stopped, which I guess will not lead to anything nice?
Not sure how that could happen. If it would really happen, we could set dev->match_driver to 0 in pci_stop_dev. Yinghai -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
