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

root/target/linux/generic/hack-6.1/230-openwrt_lzma_options.patch

@@ -1,38 +0,0 @@
-From b3d00b452467f621317953d9e4c6f9ae8dcfd271 Mon Sep 17 00:00:00 2001
-From: Imre Kaloz <kaloz@openwrt.org>
-Date: Fri, 7 Jul 2017 17:06:55 +0200
-Subject: use the openwrt lzma options for now
-
-lede-commit: 548de949f392049420a6a1feeef118b30ab8ea8c
-Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
----
- lib/decompress.c              |  1 +
- scripts/Makefile.lib          |  2 +-
- usr/gen_initramfs_list.sh | 10 +++++-----
- 3 files changed, 7 insertions(+), 6 deletions(-)
-
---- a/lib/decompress.c
-+++ b/lib/decompress.c
-@@ -53,6 +53,7 @@ static const struct compress_format comp
- 	{ {0x1f, 0x9e}, "gzip", gunzip },
- 	{ {0x42, 0x5a}, "bzip2", bunzip2 },
- 	{ {0x5d, 0x00}, "lzma", unlzma },
-+	{ {0x6d, 0x00}, "lzma-openwrt", unlzma },
- 	{ {0xfd, 0x37}, "xz", unxz },
- 	{ {0x89, 0x4c}, "lzo", unlzo },
- 	{ {0x02, 0x21}, "lz4", unlz4 },
---- a/scripts/Makefile.lib
-+++ b/scripts/Makefile.lib
-@@ -443,10 +443,10 @@ quiet_cmd_bzip2_with_size = BZIP2   $@
- # ---------------------------------------------------------------------------
- 
- quiet_cmd_lzma = LZMA    $@
--      cmd_lzma = cat $(real-prereqs) | $(LZMA) -9 > $@
-+      cmd_lzma = cat $(real-prereqs) | $(LZMA) e -d20 -lc1 -lp2 -pb2 -eos -si -so > $@
- 
- quiet_cmd_lzma_with_size = LZMA    $@
--      cmd_lzma_with_size = { cat $(real-prereqs) | $(LZMA) -9; $(size_append); } > $@
-+      cmd_lzma_with_size = { cat $(real-prereqs) | $(LZMA) e -d20 -lc1 -lp2 -pb2 -eos -si -so; $(size_append); } > $@
- 
- quiet_cmd_lzo = LZO     $@
-       cmd_lzo = cat $(real-prereqs) | $(KLZOP) -9 > $@