Add a directory by kernel instead of a common root, add qnap-301w and rpi4 kernel 6.1 suppport

6.1/target/linux/generic/pending-6.1/500-fs_cdrom_dependencies.patch

@@ -0,0 +1,52 @@
+From af7b91bcecce0eae24e90acd35d96ecee73e1407 Mon Sep 17 00:00:00 2001
+From: OpenWrt community <openwrt-devel@lists.openwrt.org>
+Date: Wed, 13 Jul 2022 12:21:15 +0200
+Subject: [PATCH] fs: add cdrom dependency
+
+---
+ fs/hfs/Kconfig     | 1 +
+ fs/hfsplus/Kconfig | 1 +
+ fs/isofs/Kconfig   | 1 +
+ fs/udf/Kconfig     | 1 +
+ 4 files changed, 4 insertions(+)
+
+--- a/fs/hfs/Kconfig
++++ b/fs/hfs/Kconfig
+@@ -2,6 +2,7 @@
+ config HFS_FS
+ 	tristate "Apple Macintosh file system support"
+ 	depends on BLOCK
++	select CDROM
+ 	select NLS
+ 	help
+ 	  If you say Y here, you will be able to mount Macintosh-formatted
+--- a/fs/hfsplus/Kconfig
++++ b/fs/hfsplus/Kconfig
+@@ -2,6 +2,7 @@
+ config HFSPLUS_FS
+ 	tristate "Apple Extended HFS file system support"
+ 	depends on BLOCK
++	select CDROM
+ 	select NLS
+ 	select NLS_UTF8
+ 	help
+--- a/fs/isofs/Kconfig
++++ b/fs/isofs/Kconfig
+@@ -1,6 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0-only
+ config ISO9660_FS
+ 	tristate "ISO 9660 CDROM file system support"
++	select CDROM
+ 	help
+ 	  This is the standard file system used on CD-ROMs.  It was previously
+ 	  known as "High Sierra File System" and is called "hsfs" on other
+--- a/fs/udf/Kconfig
++++ b/fs/udf/Kconfig
+@@ -1,6 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0-only
+ config UDF_FS
+ 	tristate "UDF file system support"
++	select CDROM
+ 	select CRC_ITU_T
+ 	select NLS
+ 	help