Re: [PATCH 2/2] iommu: Request IOMMU CSR space

2012-05-21 Thread Joerg Roedel
On Fri, May 18, 2012 at 05:18:37PM -0600, Bjorn Helgaas wrote: Request the IOMMU CSR MMIO region to keep anybody else from claiming it while we're using it. The bug referenced below is a crash that happened when we assigned an address in the IOMMU CSR area to a PCI BAR. This patch just

[PATCH 2/2] iommu: Request IOMMU CSR space

2012-05-18 Thread Bjorn Helgaas
Request the IOMMU CSR MMIO region to keep anybody else from claiming it while we're using it. The bug referenced below is a crash that happened when we assigned an address in the IOMMU CSR area to a PCI BAR. This patch just changes the IOMMU driver, which only helps when the driver is present,