[generic/3.13]: keep initramfs the default for us

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39561 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/generic/patches-3.13/000-keep_initrafs_the_default.patch b/target/linux/generic/patches-3.13/000-keep_initrafs_the_default.patch
new file mode 100644 (file)
index 0000000..b5b1955
--- /dev/null
+++ b/target/linux/generic/patches-3.13/000-keep_initrafs_the_default.patch
@@ -0,0 +1,25 @@
+Upstream changed the default rootfs to tmpfs when none has been passed
+to the kernel - this doesn't fit our purposes, so change it back.
+
+Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
+
+--- a/init/do_mounts.c
++++ b/init/do_mounts.c
+@@ -622,6 +622,7 @@ int __init init_rootfs(void)
+       if (err)
+               return err;
+ 
++#if 0
+       if (IS_ENABLED(CONFIG_TMPFS) && !saved_root_name[0] &&
+               (!root_fs_names || strstr(root_fs_names, "tmpfs"))) {
+               err = shmem_init();
+@@ -629,6 +630,9 @@ int __init init_rootfs(void)
+       } else {
+               err = init_ramfs_fs();
+       }
++#else
++      err = init_ramfs_fs();
++#endif
+ 
+       if (err)
+               unregister_filesystem(&rootfs_fs_type);