ACPICA: Namespace: Fix dynamic table loading issues

[cascardo/linux.git] / drivers / acpi / acpica / exutils.c

diff --git a/drivers/acpi/acpica/exutils.c b/drivers/acpi/acpica/exutils.c
index 425f133..a8b857a 100644 (file)
--- a/drivers/acpi/acpica/exutils.c
+++ b/drivers/acpi/acpica/exutils.c
@@ -94,6 +94,10 @@ void acpi_ex_enter_interpreter(void)
                ACPI_ERROR((AE_INFO,
                            "Could not acquire AML Interpreter mutex"));
        }
+       status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
+       if (ACPI_FAILURE(status)) {
+               ACPI_ERROR((AE_INFO, "Could not acquire AML Namespace mutex"));
+       }
 
        return_VOID;
 }
@@ -127,6 +131,10 @@ void acpi_ex_exit_interpreter(void)
 
        ACPI_FUNCTION_TRACE(ex_exit_interpreter);
 
+       status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+       if (ACPI_FAILURE(status)) {
+               ACPI_ERROR((AE_INFO, "Could not release AML Namespace mutex"));
+       }
        status = acpi_ut_release_mutex(ACPI_MTX_INTERPRETER);
        if (ACPI_FAILURE(status)) {
                ACPI_ERROR((AE_INFO,