kern/thread: statically allocate idle thread structures

Preemption control is implemented using a thread-local counter. The
global dummy thread structure must be replaced with per-CPU ones, which
will be used later for the idle threads.

1 files changed, 1 insertions, 1 deletions

diff --git a/kern/thread.h b/kern/thread.h
index fe441e01..b7debddc 100644
--- a/kern/thread.h
+++ b/kern/thread.h
@@ -50,7 +50,7 @@ struct thread {
     char name[THREAD_NAME_SIZE];
     void (*fn)(void *);
     void *arg;
-};
+} __aligned(CPU_L1_SIZE);
 
 /*
  * Per processor run queue.