ARM: rockchip: rk3228: implement function rk3228_restart

[firefly-linux-kernel-4.4.55.git] / init / initramfs.c

diff --git a/init/initramfs.c b/init/initramfs.c
index a67ef9dbda9dae0ea7a1619a393c55157a6d8592..43ae0cc9df48c1851a8611a247b26875430249a2 100644 (file)
--- a/init/initramfs.c
+++ b/init/initramfs.c
@@ -18,6 +18,7 @@
 #include <linux/dirent.h>
 #include <linux/syscalls.h>
 #include <linux/utime.h>
+#include <linux/initramfs.h>
 
 static __initdata char *message;
 static void __init error(char *x)
@@ -579,9 +580,25 @@ static void __init clean_rootfs(void)
 }
 #endif
 
+static int __initdata do_skip_initramfs;
+
+static int __init skip_initramfs_param(char *str)
+{
+       if (*str)
+               return 0;
+       do_skip_initramfs = 1;
+       return 1;
+}
+__setup("skip_initramfs", skip_initramfs_param);
+
 static int __init populate_rootfs(void)
 {
-       char *err = unpack_to_rootfs(__initramfs_start, __initramfs_size);
+       char *err;
+
+       if (do_skip_initramfs)
+               return default_rootfs();
+
+       err = unpack_to_rootfs(__initramfs_start, __initramfs_size);
        if (err)
                panic(err);     /* Failed to decompress INTERNAL initramfs */
        if (initrd_start) {