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authorIngo Molnar <mingo@kernel.org>2016-08-18 18:41:12 +0200
committerIngo Molnar <mingo@kernel.org>2016-08-18 18:41:12 +0200
commitf594d0b9b34aeb8e3ffa524eaa8a4085afb56d22 (patch)
tree7ef81ad042bcfe78dc0f41e05cebfdbc268871c4 /arch/x86/kernel/tsc.c
parentb3830e8d478cd9fe33e820425ce431c8ef280967 (diff)
parent7b0501b1e7cddd32b265178e32d332bdfbb532d4 (diff)
Merge branch 'x86/urgent' into x86/asm, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/tsc.c')
-rw-r--r--arch/x86/kernel/tsc.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index a804b5ab32d0..78b9cb5a26af 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -3,7 +3,7 @@
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/init.h>
-#include <linux/module.h>
+#include <linux/export.h>
#include <linux/timer.h>
#include <linux/acpi_pmtmr.h>
#include <linux/cpufreq.h>
@@ -22,6 +22,7 @@
#include <asm/nmi.h>
#include <asm/x86_init.h>
#include <asm/geode.h>
+#include <asm/apic.h>
unsigned int __read_mostly cpu_khz; /* TSC clocks / usec, not used here */
EXPORT_SYMBOL(cpu_khz);
@@ -1249,6 +1250,9 @@ static void tsc_refine_calibration_work(struct work_struct *work)
(unsigned long)tsc_khz / 1000,
(unsigned long)tsc_khz % 1000);
+ /* Inform the TSC deadline clockevent devices about the recalibration */
+ lapic_update_tsc_freq();
+
out:
if (boot_cpu_has(X86_FEATURE_ART))
art_related_clocksource = &clocksource_tsc;