Attachment #29023 for bug #47302

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				vendor &= 0xffff;
				switch (vendor) { 
				case PCI_VENDOR_ID_VIA:
#ifdef CONFIG_GART_IOMMU
					if (end_pfn >= (0xffffffff>>PAGE_SHIFT) &&
					    !iommu_aperture_allowed) { 
						printk(KERN_INFO
    "Looks like a VIA chipset. Disabling IOMMU. Overwrite with \"iommu=allowed\"\n"); 
						iommu_aperture_disabled = 1; 
					} 
#endif
					/* FALL THROUGH */
				case PCI_VENDOR_ID_NVIDIA:
#ifndef CONFIG_SMP

Return to bug 47302

Lines 250-261 Link Here

(-)linux-2.6.5-gentoo/arch/x86_64/kernel/io_apic.c.dist (+2 lines)
250	vendor &= 0xffff;	250	vendor &= 0xffff;
251	switch (vendor) {	251	switch (vendor) {
252	case PCI_VENDOR_ID_VIA:	252	case PCI_VENDOR_ID_VIA:
		253	#ifdef CONFIG_GART_IOMMU
253	if (end_pfn >= (0xffffffff>>PAGE_SHIFT) &&	254	if (end_pfn >= (0xffffffff>>PAGE_SHIFT) &&
254	!iommu_aperture_allowed) {	255	!iommu_aperture_allowed) {
255	printk(KERN_INFO	256	printk(KERN_INFO
256	"Looks like a VIA chipset. Disabling IOMMU. Overwrite with \"iommu=allowed\"\n");	257	"Looks like a VIA chipset. Disabling IOMMU. Overwrite with \"iommu=allowed\"\n");
257	iommu_aperture_disabled = 1;	258	iommu_aperture_disabled = 1;
258	}	259	}
		260	#endif
259	/* FALL THROUGH */	261	/* FALL THROUGH */
260	case PCI_VENDOR_ID_NVIDIA:	262	case PCI_VENDOR_ID_NVIDIA:
261	#ifndef CONFIG_SMP	263	#ifndef CONFIG_SMP