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-rw-r--r--drivers/clocksource/acpi_pm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c
index 9217be5048d..066dc77433d 100644
--- a/drivers/clocksource/acpi_pm.c
+++ b/drivers/clocksource/acpi_pm.c
@@ -30,7 +30,7 @@
* The location is detected during setup_arch(),
* in arch/i386/acpi/boot.c
*/
-u32 pmtmr_ioport;
+u32 pmtmr_ioport __read_mostly;
#define ACPI_PM_MASK 0xFFFFFF /* limit it to 24 bits */
@@ -47,7 +47,7 @@ static cycle_t acpi_pm_read_verified(void)
/*
* It has been reported that because of various broken
* chipsets (ICH4, PIIX4 and PIIX4E) where the ACPI PM clock
- * source is not latched, so you must read it multiple
+ * source is not latched, you must read it multiple
* times to ensure a safe value is read:
*/
do {