On 08/31/2012 07:17 AM, Osier Yang wrote: > Though I don't quite understand it well enough, but it looks > wrong to read the control register from the device, and then > write to its parent twice, while doing the secondary bus reset. > --- > src/util/pci.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/src/util/pci.c b/src/util/pci.c > index 0742d07..c3f1b2b 100644 > --- a/src/util/pci.c > +++ b/src/util/pci.c > @@ -642,7 +642,7 @@ pciTrySecondaryBusReset(pciDevice *dev, > /* Read the control register, set the reset flag, wait 200ms, > * unset the reset flag and wait 200ms. > */ > - ctl = pciRead16(dev, PCI_BRIDGE_CONTROL); > + ctl = pciRead16(parent, PCI_BRIDGE_CONTROL); ACK. Unfortunately, I, like you, have no idea how to really test this, and am reviewing solely based on the code comments. -- Eric Blake eblake@xxxxxxxxxx +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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