{toolchain, linux-headers}: add support for 6.8 headers

And add (and default to) 6.8 to linux-headers.

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>

linux/linux.hash

@@ -1,4 +1,5 @@
 # From https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
+sha256  8d0c8936e3140a0fbdf511ad7a9f21121598f3656743898f47bb9052d37cff68  linux-6.8.1.tar.xz
 sha256  a9b99fb376f9fcd699c7c252aeef3bb5ba26280eb049711ac091b2eb2b487c03  linux-6.7.10.tar.xz
 sha256  23e3e7b56407250f5411bdab95763d0bc4e3a19dfa431d951df7eacabd61a2f4  linux-6.6.22.tar.xz
 sha256  d150d2d9d416877668d8b56f75759f166168d192419eefaa942ed67225cbec06  linux-6.1.82.tar.xz

package/linux-headers/Config.in.host

@@ -3,7 +3,7 @@ comment "Kernel Header Options"
 choice
 	prompt "Kernel Headers"
 	default BR2_KERNEL_HEADERS_AS_KERNEL if BR2_LINUX_KERNEL
-	default BR2_KERNEL_HEADERS_6_7
+	default BR2_KERNEL_HEADERS_6_8
 	help
 	  Select the kernel version to get headers from.
 
@@ -51,6 +51,10 @@ config BR2_KERNEL_HEADERS_6_6
 config BR2_KERNEL_HEADERS_6_7
 	bool "Linux 6.7.x kernel headers"
 	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_7
+
+config BR2_KERNEL_HEADERS_6_8
+	bool "Linux 6.8.x kernel headers"
+	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_8
 	select BR2_KERNEL_HEADERS_LATEST
 
 config BR2_KERNEL_HEADERS_VERSION
@@ -128,8 +132,12 @@ choice
 	  If your kernel headers are more recent than the latest version
 	  in the choice, then select the latest version.
 
+config BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_8
+	bool "6.8.x or later"
+	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_8
+
 config BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_7
-	bool "6.7.x or later"
+	bool "6.7.x"
 	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_7
 
 config BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_6
@@ -418,6 +426,7 @@ config BR2_DEFAULT_KERNEL_HEADERS
 	default "6.1.82"	if BR2_KERNEL_HEADERS_6_1
 	default "6.6.22"	if BR2_KERNEL_HEADERS_6_6
 	default "6.7.10"	if BR2_KERNEL_HEADERS_6_7
+	default "6.8.1"		if BR2_KERNEL_HEADERS_6_8
 	default BR2_DEFAULT_KERNEL_VERSION if BR2_KERNEL_HEADERS_VERSION
 	default "custom"	if BR2_KERNEL_HEADERS_CUSTOM_TARBALL
 	default BR2_KERNEL_HEADERS_CUSTOM_REPO_VERSION \

toolchain/Config.in

@@ -649,6 +649,10 @@ config BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_6
 config BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_7
 	bool
 	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_6
+
+config BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_8
+	bool
+	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_7
 	select BR2_TOOLCHAIN_HEADERS_LATEST
 
 # This should be selected by the latest version, above, to indicate that
@@ -662,6 +666,7 @@ config BR2_TOOLCHAIN_HEADERS_LATEST
 # stops affecting a value on the first matching default.
 config BR2_TOOLCHAIN_HEADERS_AT_LEAST
 	string
+	default "6.8"  if BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_8
 	default "6.7"  if BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_7
 	default "6.6"  if BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_6
 	default "6.5"  if BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_5

toolchain/toolchain-external/toolchain-external-custom/Config.in.options

@@ -162,8 +162,12 @@ choice
 	  If your toolchain uses headers newer than the latest version
 	  in the choice, then select the latest version.
 
+config BR2_TOOLCHAIN_EXTERNAL_HEADERS_6_8
+	bool "6.8.x or later"
+	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_8
+
 config BR2_TOOLCHAIN_EXTERNAL_HEADERS_6_7
-	bool "6.7.x or later"
+	bool "6.7.x"
 	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_6_7
 
 config BR2_TOOLCHAIN_EXTERNAL_HEADERS_6_6