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-rw-r--r--arch/i386/mm/boot_ioremap.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/i386/mm/boot_ioremap.c b/arch/i386/mm/boot_ioremap.c
index 5d44f4f5ff5..4de11f508c3 100644
--- a/arch/i386/mm/boot_ioremap.c
+++ b/arch/i386/mm/boot_ioremap.c
@@ -29,8 +29,11 @@
*/
#define BOOT_PTE_PTRS (PTRS_PER_PTE*2)
-#define boot_pte_index(address) \
- (((address) >> PAGE_SHIFT) & (BOOT_PTE_PTRS - 1))
+
+static unsigned long boot_pte_index(unsigned long vaddr)
+{
+ return __pa(vaddr) >> PAGE_SHIFT;
+}
static inline boot_pte_t* boot_vaddr_to_pte(void *address)
{