"debugging" is a horrible name for a global variable - thankfully it can
become static.
Also put it out of __read_mostly so that gcc no longer has to emit it
at all.
Signed-off-by: Adrian Bunk <[email protected]>
---
arch/x86/kernel/pci-calgary_64.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
22f49393bbb5d8e73f94338be5d1ad52f459779c
diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c
index 6bf1f71..a262f94 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 = 0;
static inline unsigned long verify_bit_range(unsigned long* bitmap,
int expected, unsigned long start, unsigned long end)
-
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