PM: Print a warning if firmware is requested when tasks are frozen

[cascardo/linux.git] / kernel / kmod.c

diff --git a/kernel/kmod.c b/kernel/kmod.c
index 9cd0591..9ab513b 100644 (file)
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -301,6 +301,15 @@ void usermodehelper_enable(void)
        usermodehelper_disabled = 0;
 }
 
+/**
+ * usermodehelper_is_disabled - check if new helpers are allowed to be started
+ */
+bool usermodehelper_is_disabled(void)
+{
+       return usermodehelper_disabled;
+}
+EXPORT_SYMBOL_GPL(usermodehelper_is_disabled);
+
 static void helper_lock(void)
 {
        atomic_inc(&running_helpers);