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authorAndreas Mohr <andi@rhlx01.fht-esslingen.de>2006-04-27 05:25:00 -0400
committerLen Brown <len.brown@intel.com>2006-05-14 00:03:48 -0400
commitb6835052a6aa00536343b6d2127fc65cd814a040 (patch)
treeb5ea66977f0963c6d9e0668e55c60592957da6b8 /drivers/acpi/processor_idle.c
parent09047e75f69428dcfa977b326256085154068b65 (diff)
ACPI: apply "__read_mostly" to processor_idle.c loop module parameters and friends
make pm_idle_save, nocst and bm_history __read_mostly remove initializer from static 'first_run'. Signed-off-by: Andreas Mohr <andi@lisas.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/processor_idle.c')
-rw-r--r--drivers/acpi/processor_idle.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 80fa43471f4..3b97a5eae9e 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -54,10 +54,10 @@ ACPI_MODULE_NAME("acpi_processor")
#define US_TO_PM_TIMER_TICKS(t) ((t * (PM_TIMER_FREQUENCY/1000)) / 1000)
#define C2_OVERHEAD 4 /* 1us (3.579 ticks per us) */
#define C3_OVERHEAD 4 /* 1us (3.579 ticks per us) */
-static void (*pm_idle_save) (void);
+static void (*pm_idle_save) (void) __read_mostly;
module_param(max_cstate, uint, 0644);
-static unsigned int nocst = 0;
+static unsigned int nocst __read_mostly;
module_param(nocst, uint, 0000);
/*
@@ -67,7 +67,7 @@ module_param(nocst, uint, 0000);
* 100 HZ: 0x0000000F: 4 jiffies = 40ms
* reduce history for more aggressive entry into C3
*/
-static unsigned int bm_history =
+static unsigned int bm_history __read_mostly =
(HZ >= 800 ? 0xFFFFFFFF : ((1U << (HZ / 25)) - 1));
module_param(bm_history, uint, 0644);
/* --------------------------------------------------------------------------
@@ -1081,7 +1081,7 @@ int acpi_processor_power_init(struct acpi_processor *pr,
struct acpi_device *device)
{
acpi_status status = 0;
- static int first_run = 0;
+ static int first_run;
struct proc_dir_entry *entry = NULL;
unsigned int i;