On Fri, Mar 30, 2007 at 03:04:39PM -0400, Kyle McMartin wrote:
On Fri, Mar 30, 2007 at 01:15:28PM -0400, Chuck Ebbert wrote:
> Jay Cliburn wrote:
> > Chuck Ebbert wrote:
> >> It seems like more and more problems with PCI MSI are turning up
> >> in the 2.6.20 kernel. Discussion upstream concluded that maybe
> >> it should have been off by default in 2.6.20, so maybe we should
> >> just do that in Fedora and make people who want it use "pci=msi"
> >> to enable it? It's probably not going to be really stable until
> >> 2.6.22...
> > I vote yes: turn it off by default. We just ran into an MSI issue on a
> > particular Via motherboard (Asus M2V) that runs the network driver
> > (atl1) I help maintain. The kernel blows up when we start the network
> > unless we turn off MSI.
> One of our bug reporters points to a unbuntu thread where they mention
> they have just turned of msi by default.
Yeah, we've also turned off MMCONFIG by default. We've seen way too many
bugs that go away when they're disabled.
Isn't that needed though to access higher config space on PCIE ?
Or do we not have any drivers that use that yet, making it a nonissue?