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On Mon, Jun 06, 2005 at 05:26:32PM -0700, Roland Dreier wrote: > > davej> What if MSI support has been disabled in the bridge due to > davej> some quirk (like the recent AMD 8111 quirk) ? Maybe the > davej> above function should check pci_msi_enable as well ? > > Greg> Yes, you are correct. I said it wasn't tested :) > > Huh? If a host bridge doesn't support MSI, and a device below it has > its MSI capability enabled, we're in big trouble. Because that device > is going to send interrupt messages whether the bridge likes it or > not. No, that device would never get MSI enabled on it. See the patch I posted to make sure I didn't get it wrong... thanks, greg k-h - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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