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Diffstat (limited to 'arch/x86/mm/ioremap.c')
-rw-r--r--arch/x86/mm/ioremap.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 4afaba0ed722..794895c6dcc9 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -137,7 +137,11 @@ static void __iomem *__ioremap(resource_size_t phys_addr, unsigned long size,
137 switch (mode) { 137 switch (mode) {
138 case IOR_MODE_UNCACHED: 138 case IOR_MODE_UNCACHED:
139 default: 139 default:
140 prot = PAGE_KERNEL_NOCACHE; 140 /*
141 * FIXME: we will use UC MINUS for now, as video fb drivers
142 * depend on it. Upcoming ioremap_wc() will fix this behavior.
143 */
144 prot = PAGE_KERNEL_UC_MINUS;
141 break; 145 break;
142 case IOR_MODE_CACHED: 146 case IOR_MODE_CACHED:
143 prot = PAGE_KERNEL; 147 prot = PAGE_KERNEL;