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-rw-r--r--target/linux/generic/pending-4.19/491-ubi-auto-create-ubiblock-device-for-rootfs.patch66
1 files changed, 0 insertions, 66 deletions
diff --git a/target/linux/generic/pending-4.19/491-ubi-auto-create-ubiblock-device-for-rootfs.patch b/target/linux/generic/pending-4.19/491-ubi-auto-create-ubiblock-device-for-rootfs.patch
deleted file mode 100644
index cb2d525610..0000000000
--- a/target/linux/generic/pending-4.19/491-ubi-auto-create-ubiblock-device-for-rootfs.patch
+++ /dev/null
@@ -1,66 +0,0 @@
-From: Daniel Golle <daniel@makrotopia.org>
-Subject: ubi: auto-create ubiblock device for rootfs
-
-Signed-off-by: Daniel Golle <daniel@makrotopia.org>
----
- drivers/mtd/ubi/block.c | 42 ++++++++++++++++++++++++++++++++++++++++++
- 1 file changed, 42 insertions(+)
-
---- a/drivers/mtd/ubi/block.c
-+++ b/drivers/mtd/ubi/block.c
-@@ -633,6 +633,44 @@ static void __init ubiblock_create_from_
- }
- }
-
-+#define UBIFS_NODE_MAGIC 0x06101831
-+static inline int ubi_vol_is_ubifs(struct ubi_volume_desc *desc)
-+{
-+ int ret;
-+ uint32_t magic_of, magic;
-+ ret = ubi_read(desc, 0, (char *)&magic_of, 0, 4);
-+ if (ret)
-+ return 0;
-+ magic = le32_to_cpu(magic_of);
-+ return magic == UBIFS_NODE_MAGIC;
-+}
-+
-+static void __init ubiblock_create_auto_rootfs(void)
-+{
-+ int ubi_num, ret, is_ubifs;
-+ struct ubi_volume_desc *desc;
-+ struct ubi_volume_info vi;
-+
-+ for (ubi_num = 0; ubi_num < UBI_MAX_DEVICES; ubi_num++) {
-+ desc = ubi_open_volume_nm(ubi_num, "rootfs", UBI_READONLY);
-+ if (IS_ERR(desc))
-+ continue;
-+
-+ ubi_get_volume_info(desc, &vi);
-+ is_ubifs = ubi_vol_is_ubifs(desc);
-+ ubi_close_volume(desc);
-+ if (is_ubifs)
-+ break;
-+
-+ ret = ubiblock_create(&vi);
-+ if (ret)
-+ pr_err("UBI error: block: can't add '%s' volume, err=%d\n",
-+ vi.name, ret);
-+ /* always break if we get here */
-+ break;
-+ }
-+}
-+
- static void ubiblock_remove_all(void)
- {
- struct ubiblock *next;
-@@ -665,6 +703,10 @@ int __init ubiblock_init(void)
- */
- ubiblock_create_from_param();
-
-+ /* auto-attach "rootfs" volume if existing and non-ubifs */
-+ if (IS_ENABLED(CONFIG_MTD_ROOTFS_ROOT_DEV))
-+ ubiblock_create_auto_rootfs();
-+
- /*
- * Block devices are only created upon user requests, so we ignore
- * existing volumes.