Merge branch 'core-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux.git] / arch / x86 / platform / efi / efi_64.c

diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
index ddb0174cf093dbaac31f0b760f748386e65ac1a0..06c8b2e662ab6c5a9d6581a7bb9c2a256d1826e7 100644 (file)
--- a/arch/x86/platform/efi/efi_64.c
+++ b/arch/x86/platform/efi/efi_64.c
@@ -97,7 +97,7 @@ void __init efi_call_phys_epilog(void)
 }
 
 void __iomem *__init efi_ioremap(unsigned long phys_addr, unsigned long size,
-                                u32 type)
+                                u32 type, u64 attribute)
 {
        unsigned long last_map_pfn;
 
@@ -107,8 +107,11 @@ void __iomem *__init efi_ioremap(unsigned long phys_addr, unsigned long size,
        last_map_pfn = init_memory_mapping(phys_addr, phys_addr + size);
        if ((last_map_pfn << PAGE_SHIFT) < phys_addr + size) {
                unsigned long top = last_map_pfn << PAGE_SHIFT;
-               efi_ioremap(top, size - (top - phys_addr), type);
+               efi_ioremap(top, size - (top - phys_addr), type, attribute);
        }
 
+       if (!(attribute & EFI_MEMORY_WB))
+               efi_memory_uc((u64)(unsigned long)__va(phys_addr), size);
+
        return (void __iomem *)__va(phys_addr);
 }