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-rw-r--r--init/main.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/init/main.c b/init/main.c
index b5a892c68375..f66715d8a853 100644
--- a/init/main.c
+++ b/init/main.c
@@ -62,6 +62,7 @@
#include <linux/signal.h>
#include <linux/idr.h>
#include <linux/ftrace.h>
+#include <linux/async.h>
#include <trace/boot.h>
#include <asm/io.h>
@@ -684,7 +685,7 @@ asmlinkage void __init start_kernel(void)
rest_init();
}
-static int initcall_debug;
+int initcall_debug;
core_param(initcall_debug, initcall_debug, bool, 0644);
int do_one_initcall(initcall_t fn)
@@ -785,6 +786,8 @@ static void run_init_process(char *init_filename)
*/
static noinline int init_post(void)
{
+ /* need to finish all async __init code before freeing the memory */
+ async_synchronize_full();
free_initmem();
unlock_kernel();
mark_rodata_ro();