kernel: Add option to make using filesystem ACL support the default

This adds a configuration options that allows to make filesystem ACL support
the default in the kernel, except for old nfs.

Signed-off-by: Daniel Dickinson <openwrt@daniel.thecshore.com>

config/Config-kernel.in

@@ -630,3 +630,88 @@ if KERNEL_IP_PNP
 		def_bool y
 
 endif
+
+config USE_FS_ACL_ATTR
+	bool "Use filesystem ACL and attr support by default"
+	default n
+	help
+	  Make using ACLs (e.g. POSIX ACL, NFSv4 ACL) the default
+	  for kernel and packages, except tmpfs, flash filesystems,
+	  and old NFS.  Also enable userspace extended attribute support
+	  by default.  (OpenWrt already has an expection it will be
+	  present in the kernel).
+
+config KERNEL_FS_POSIX_ACL
+	bool "Enable POSIX ACL support"
+	default y if USE_FS_ACL_ATTR
+
+config KERNEL_BTRFS_FS_POSIX_ACL
+	bool "Enable POSIX ACL for BtrFS Filesystems"
+	select KERNEL_FS_POSIX_ACL
+	default y if USE_FS_ACL_ATTR
+
+config KERNEL_EXT4_FS_POSIX_ACL
+	bool "Enable POSIX ACL for Ext4 Filesystems"
+	select KERNEL_FS_POSIX_ACL
+	default y if USE_FS_ACL_ATTR
+
+config KERNEL_F2FS_FS_POSIX_ACL
+	bool "Enable POSIX ACL for F2FS Filesystems"
+	select KERNEL_FS_POSIX_ACL
+	default n
+
+config KERNEL_JFFS2_FS_POSIX_ACL
+	bool "Enable POSIX ACL for JFFS2 Filesystems"
+	select KERNEL_FS_POSIX_ACL
+	default n
+
+config KERNEL_TMPFS_POSIX_ACL
+	bool "Enable POSIX ACL for TMPFS Filesystems"
+	select KERNEL_FS_POSIX_ACL
+	default n
+
+config KERNEL_CIFS_ACL
+	bool "Enable CIFS ACLs"
+	select KERNEL_FS_POSIX_ACL
+	default y if USE_FS_ACL_ATTR
+
+config KERNEL_HFS_FS_POSIX_ACL
+	bool "Enable POSIX ACL for HFS Filesystems"
+	select KERNEL_FS_POSIX_ACL
+	default y if USE_FS_ACL_ATTR
+
+config KERNEL_HFSPLUG_FS_POSIX_ACL
+	bool "Enable POSIX ACL for HFS+ Filesystems"
+	select KERNEL_FS_POSIX_ACL
+	default y if USE_FS_ACL_ATTR
+
+config KERNEL_NFS_ACL_SUPPORT
+	bool "Enable ACLs for NFS"
+	default y if USE_FS_ACL_ATTR
+
+config KERNEL_NFS_V3_ACL_SUPPORT
+	bool "Enable ACLs for NFSv3"
+	default n
+
+config KERNEL_NFSD_V2_ACL_SUPPORT
+	bool "Enable ACLs for NFSDv2"
+	default n
+
+config KERNEL_NFSD_V3_ACL_SUPPORT
+	bool "Enable ACLs for NFSDv3"
+	default n
+
+config KERNEL_REISER_FS_POSIX_ACL
+	bool "Enable POSIX ACLs for ReiserFS"
+	select KERNEL_FS_POSIX_ACL
+	default y if USE_FS_ACL_ATTR
+
+config KERNEL_XFS_POSIX_ACL
+	bool "Enable POSIX ACLs for XFS"
+	select KERNEL_FS_POSIX_ACL
+	default y if USE_FS_ACL_ATTR
+
+config KERNEL_JFS_POSIX_ACL
+	bool "Enable POSIX ACLs for JFS"
+	select KERNEL_FS_POSIX_ACL
+	default y if USE_FS_ACL_ATTR