1 files changed, 3 insertions, 13 deletions

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index e72186340fec..c29076909efe 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -835,19 +835,9 @@ void acpi_os_stall(u32 us)
  */
 u64 acpi_os_get_timer(void)
 {
-        static u64 t;
-
-#ifdef  CONFIG_HPET
-        /* TBD: use HPET if available */
-#endif
-
-#ifdef  CONFIG_X86_PM_TIMER
-        /* TBD: default to PM timer if HPET was not available */
-#endif
-        if (!t)
-                printk(KERN_ERR PREFIX "acpi_os_get_timer() TBD\n");
-
-        return ++t;
+        u64 time_ns = ktime_to_ns(ktime_get());
+        do_div(time_ns, 100);
+        return time_ns;
 }
 
 acpi_status acpi_os_read_port(acpi_io_address port, u32 * value, u32 width)