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-rw-r--r--arch/x86/mm/init_64.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 48548ef7ddf8..122bcef222fc 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -53,6 +53,7 @@
* The direct mapping extends to max_pfn_mapped, so that we can directly access
* apertures, ACPI and other tables without having to play with fixmaps.
*/
+unsigned long max_low_pfn_mapped;
unsigned long max_pfn_mapped;
static unsigned long dma_reserve __initdata;
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