On Wed, 30 Oct 2013 15:58:58 -0600, Stephen Warren <swarren@xxxxxxxxxxxxx> wrote: > On 10/25/2013 03:11 AM, Thierry Reding wrote: > ... > > So my proposed solution for the IOMMU case is to treat it the same > > as any other resources. Perhaps resource isn't the right word, but > > at the core the issue is the same. A device requires the services > > of an IOMMU so that it can be put into the correct address space. > > If the IOMMU is not available yet it cannot do that, so we simply > > return -EPROBE_DEFER and cause the probe to be retried later. > > Personally, I view deferred probe as being used when one device > requires either a resource /or/ a service provided by another, not > /just/ when there's a resource dependency. Hence, I think it fits > perfectly here. How are those two things different? :-) g. -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
