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path: root/drivers/acpi/processor_idle.c
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Diffstat (limited to 'drivers/acpi/processor_idle.c')
-rw-r--r--drivers/acpi/processor_idle.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 6fe121434ff..ea23c64bd76 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -955,6 +955,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
*/
acpi_state_timer_broadcast(pr, cx, 1);
+ kt1 = ktime_get_real();
/*
* disable bus master
* bm_check implies we need ARB_DIS
@@ -976,10 +977,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
ACPI_FLUSH_CPU_CACHE();
}
- kt1 = ktime_get_real();
acpi_idle_do_entry(cx);
- kt2 = ktime_get_real();
- idle_time = ktime_to_us(ktime_sub(kt2, kt1));
/* Re-enable bus master arbitration */
if (pr->flags.bm_check && pr->flags.bm_control) {
@@ -988,6 +986,8 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
c3_cpu_count--;
spin_unlock(&c3_lock);
}
+ kt2 = ktime_get_real();
+ idle_time = ktime_to_us(ktime_sub(kt2, kt1));
#if defined (CONFIG_GENERIC_TIME) && defined (CONFIG_X86)
/* TSC could halt in idle, so notify users */