id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	field_blocks	field_dependson	field_seealso
228	CPU lock taken when interrupts are enabled	Jakub Jermář		"In changeset:mainline,378, the following change, which introduces a potential deadlock between the scheduler and the interrupt code, was made:

{{{
=== modified file 'kernel/generic/src/proc/scheduler.c'
--- kernel/generic/src/proc/scheduler.c	2010-02-22 21:24:19 +0000
+++ kernel/generic/src/proc/scheduler.c	2010-04-06 11:53:32 +0000
@@ -201,6 +201,9 @@
 		 * even though there is a runnable thread.
 		 */
 
+		 spinlock_lock(&CPU->lock);
+		 CPU->idle = true;
+		 spinlock_unlock(&CPU->lock);
 		 cpu_sleep();
 		 goto loop;
 	}
}}}"	defect	closed	major	0.4.3	helenos/kernel/generic	mainline	fixed