1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c
index 6bf1f716909d..21d7e0f8610c 100644
--- a/arch/x86/kernel/pci-calgary_64.c
+++ b/arch/x86/kernel/pci-calgary_64.c
@@ -183,7 +183,7 @@ static struct calgary_bus_info bus_info[MAX_PHB_BUS_NUM] = { { NULL, 0, 0 }, };
 
 /* enable this to stress test the chip's TCE cache */
 #ifdef CONFIG_IOMMU_DEBUG
-int debugging __read_mostly = 1;
+static int debugging = 1;
 
 static inline unsigned long verify_bit_range(unsigned long* bitmap,
         int expected, unsigned long start, unsigned long end)
@@ -202,7 +202,7 @@ static inline unsigned long verify_bit_range(unsigned long* bitmap,
         return ~0UL;
 }
 #else /* debugging is disabled */
-int debugging __read_mostly = 0;
+static int debugging;
 
 static inline unsigned long verify_bit_range(unsigned long* bitmap,
         int expected, unsigned long start, unsigned long end)