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>
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1 changed files with 4 additions and 4 deletions
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@ -54,10 +54,10 @@ ACPI_MODULE_NAME("acpi_processor")
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#define US_TO_PM_TIMER_TICKS(t) ((t * (PM_TIMER_FREQUENCY/1000)) / 1000)
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#define US_TO_PM_TIMER_TICKS(t) ((t * (PM_TIMER_FREQUENCY/1000)) / 1000)
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#define C2_OVERHEAD 4 /* 1us (3.579 ticks per us) */
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#define C2_OVERHEAD 4 /* 1us (3.579 ticks per us) */
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#define C3_OVERHEAD 4 /* 1us (3.579 ticks per us) */
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#define C3_OVERHEAD 4 /* 1us (3.579 ticks per us) */
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static void (*pm_idle_save) (void);
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static void (*pm_idle_save) (void) __read_mostly;
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module_param(max_cstate, uint, 0644);
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module_param(max_cstate, uint, 0644);
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static unsigned int nocst = 0;
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static unsigned int nocst __read_mostly;
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module_param(nocst, uint, 0000);
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module_param(nocst, uint, 0000);
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/*
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/*
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@ -67,7 +67,7 @@ module_param(nocst, uint, 0000);
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* 100 HZ: 0x0000000F: 4 jiffies = 40ms
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* 100 HZ: 0x0000000F: 4 jiffies = 40ms
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* reduce history for more aggressive entry into C3
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* reduce history for more aggressive entry into C3
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*/
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*/
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static unsigned int bm_history =
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static unsigned int bm_history __read_mostly =
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(HZ >= 800 ? 0xFFFFFFFF : ((1U << (HZ / 25)) - 1));
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(HZ >= 800 ? 0xFFFFFFFF : ((1U << (HZ / 25)) - 1));
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module_param(bm_history, uint, 0644);
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module_param(bm_history, uint, 0644);
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/* --------------------------------------------------------------------------
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/* --------------------------------------------------------------------------
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@ -1081,7 +1081,7 @@ int acpi_processor_power_init(struct acpi_processor *pr,
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struct acpi_device *device)
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struct acpi_device *device)
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{
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{
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acpi_status status = 0;
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acpi_status status = 0;
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static int first_run = 0;
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static int first_run;
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struct proc_dir_entry *entry = NULL;
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struct proc_dir_entry *entry = NULL;
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unsigned int i;
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unsigned int i;
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