* [PATCH] 2.6.5-bk1 on x86-64 linkage error
@ 2004-04-13 21:32 Mikael Pettersson
2004-04-13 21:33 ` Andi Kleen
0 siblings, 1 reply; 2+ messages in thread
From: Mikael Pettersson @ 2004-04-13 21:32 UTC (permalink / raw)
To: ak; +Cc: linux-kernel
Andi,
2.6.5-bk1 on x86-64 with CONFIG_GART_IOMMU=n fails to
link due to undefined references to iommu_aperture_allowed
and iommu_aperture_disabled. Fixed by the patch below.
/Mikael
--- linux-2.6.5-bk1/arch/x86_64/kernel/io_apic.c.~1~ 2004-04-13 21:18:26.000000000 +0200
+++ linux-2.6.5-bk1/arch/x86_64/kernel/io_apic.c 2004-04-13 23:01:32.000000000 +0200
@@ -250,12 +250,14 @@
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
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] 2.6.5-bk1 on x86-64 linkage error
2004-04-13 21:32 [PATCH] 2.6.5-bk1 on x86-64 linkage error Mikael Pettersson
@ 2004-04-13 21:33 ` Andi Kleen
0 siblings, 0 replies; 2+ messages in thread
From: Andi Kleen @ 2004-04-13 21:33 UTC (permalink / raw)
To: Mikael Pettersson; +Cc: linux-kernel
On Tue, 13 Apr 2004 23:32:15 +0200 (MEST)
Mikael Pettersson <mikpe@csd.uu.se> wrote:
> Andi,
>
> 2.6.5-bk1 on x86-64 with CONFIG_GART_IOMMU=n fails to
> link due to undefined references to iommu_aperture_allowed
> and iommu_aperture_disabled. Fixed by the patch below.
Thanks. I had already fixed that earlier in a slightly different way,
but the fix didn't make it in 2.6.5.
-Andi
^ permalink raw reply [flat|nested] 2+ messages in thread
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