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-rw-r--r--arch/x86_64/kernel/pmtimer.c2
-rw-r--r--drivers/clocksource/acpi_pm.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86_64/kernel/pmtimer.c b/arch/x86_64/kernel/pmtimer.c
index bf421ed26808..7554458dc9cb 100644
--- a/arch/x86_64/kernel/pmtimer.c
+++ b/arch/x86_64/kernel/pmtimer.c
@@ -27,7 +27,7 @@
/* The I/O port the PMTMR resides at.
* The location is detected during setup_arch(),
* in arch/i386/kernel/acpi/boot.c */
-u32 pmtmr_ioport;
+u32 pmtmr_ioport __read_mostly;
/* value of the Power timer at last timer interrupt */
static u32 offset_delay;
diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c
index 9217be5048d5..066dc77433d5 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 {