[ACPICA] Update to version 20211217. CORE-17905

[reactos.git] / drivers / bus / acpi / acpica / hardware / hwesleep.c

diff --git a/drivers/bus/acpi/acpica/hardware/hwesleep.c b/drivers/bus/acpi/acpica/hardware/hwesleep.c
index 6ec0397..200543b 100644 (file)
--- a/drivers/bus/acpi/acpica/hardware/hwesleep.c
+++ b/drivers/bus/acpi/acpica/hardware/hwesleep.c
@@ -153,7 +153,10 @@ AcpiHwExtendedSleep (
 
     /* Flush caches, as per ACPI specification */
 
-    ACPI_FLUSH_CPU_CACHE ();
+    if (SleepState < ACPI_STATE_S4)
+    {
+        ACPI_FLUSH_CPU_CACHE ();
+    }
 
     Status = AcpiOsEnterSleep (SleepState, SleepControl, 0);
     if (Status == AE_CTRL_TERMINATE)