x86 gart: rename symbols only used for the GART implementation

This patch renames the 4 symbols iommu_hole_init(), iommu_aperture,
iommu_aperture_allowed, iommu_aperture_disabled. All these symbols are only
used for the GART implementation of IOMMUs.

It adds and additional gart_ prefix to them.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index b8265c1ea0d3..88bb83ec895f 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -25,11 +25,11 @@ static void __init via_bugs(void)
 {
 #ifdef CONFIG_GART_IOMMU
         if ((end_pfn > MAX_DMA32_PFN ||  force_iommu) &&
-            !iommu_aperture_allowed) {
+            !gart_iommu_aperture_allowed) {
                 printk(KERN_INFO
                        "Looks like a VIA chipset. Disabling IOMMU."
                        " Override with iommu=allowed\n");
-                iommu_aperture_disabled = 1;
+                gart_iommu_aperture_disabled = 1;
         }
 #endif
 }