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SubjectRe: [x86-64] Add missing tlb flush after change_page_attr
Date
Am Montag, 24. März 2003 17:41 schrieb davej@codemonkey.org.uk:
> diff -urpN --exclude-from=/home/davej/.exclude
bk-linus/arch/x86_64/kernel/pci-gart.c
linux-2.5/arch/x86_64/kernel/pci-gart.c
> --- bk-linus/arch/x86_64/kernel/pci-gart.c 2003-03-08 09:56:51.000000000
+0000
> +++ linux-2.5/arch/x86_64/kernel/pci-gart.c 2003-03-18 21:19:53.000000000
+0000
> @@ -419,6 +419,7 @@ static __init int init_k8_gatt(agp_kern_
> panic("Cannot allocate GATT table");
> memset(gatt, 0, gatt_size);
> change_page_attr(virt_to_page(gatt), gatt_size/PAGE_SIZE,
PAGE_KERNEL_NOCACHE);
> + global_flush_tlb();
> agp_gatt_table = gatt;
>
> for_all_nb(dev) {

The global_flush_tlb() for the change_page_attr() is already present about 20
lines below...
-
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