[PATCH] use noinline for rest_init()

gcc-3.4 incorretly inlines rest_init() into start_kernel(), causing things to
crash when the .text.init section gets unloaded.  Use noinline to prevent
that.

diff --git a/init/main.c b/init/main.c
index eebe5302bbb208676f8c8cf21699e59299baa76d..8e9645e6354681ab3fe71d13f589c08c25ebc690 100644 (file)
--- a/init/main.c
+++ b/init/main.c
@@ -378,9 +378,11 @@ static void __init smp_init(void)
  * between the root thread and the init thread may cause start_kernel to
  * be reaped by free_initmem before the root thread has proceeded to
  * cpu_idle.
+ *
+ * gcc-3.4 accidentally inlines this function, so use noinline.
  */
 
-static void rest_init(void)
+static void noinline rest_init(void)
 {
        kernel_thread(init, NULL, CLONE_FS | CLONE_SIGHAND);
        unlock_kernel();