---

yaml --- r: 145920 b: refs/heads/master c: fe2245c h: refs/heads/master v: v3
git-mirror · Jun 6, 2009 · d66efba · d66efba
1 parent fb09de9
commit d66efba
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Showing 2 changed files with 9 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 83cce2b69eaa4bc7535f98f75b79397baf277470
+refs/heads/master: fe2245c905631a3a353504fc04388ce3dfaf9d9e
diff --git a/trunk/arch/x86/kernel/pci-gart_64.c b/trunk/arch/x86/kernel/pci-gart_64.c
@@ -658,8 +658,6 @@ static __init int init_k8_gatt(struct agp_kern_info *info)
 
 	agp_gatt_table = gatt;
 
-	enable_gart_translations();
-
 	error = sysdev_class_register(&gart_sysdev_class);
 	if (!error)
 		error = sysdev_register(&device_gart);
@@ -816,6 +814,14 @@ void __init gart_iommu_init(void)
 	 * the pages as Not-Present:
 	 */
 	wbinvd();
+
+	/*
+	 * Now all caches are flushed and we can safely enable
+	 * GART hardware.  Doing it early leaves the possibility
+	 * of stale cache entries that can lead to GART PTE
+	 * errors.
+	 */
+	enable_gart_translations();
 
 	/*
 	 * Try to workaround a bug (thanks to BenH):