diff --git a/sys-kernel/spl/Manifest b/sys-kernel/spl/Manifest
deleted file mode 100644
index d7189d048..000000000
--- a/sys-kernel/spl/Manifest
+++ /dev/null
@@ -1,4 +0,0 @@
-DIST spl-0.6.3-patches-r1.tar.xz 15996 SHA256 7f1cf74c9be5c14eeff529ce0a45d7dcca33cc08e5b9e7d17fc79dd5a58719d7 SHA512 6eeee3a18466bbe8ca903910d807a3242bff0c12848d4fc6e226fe40592cd6cd9109bc5ee301867f0512b5cf2ad28eab2988e261c69fd200c5dd6eb6d8027b2c WHIRLPOOL 93578cfa435dc343edc8087a0d49aa90ddc457bf75292b0c10ce30836e00f27ea0c4768a62270a6ec559238b778ccfcde71c15740a8242f9f93c7d84934c5f72
-DIST spl-0.6.3.tar.gz 221430 SHA256 5d60dfbe86a50e65dbce17f538d8d0874a0cc293374f59eed46cd2dd1809a944 SHA512 c4b82f1e279c7581d0082c044157e8a933edf53233c8c7c8202117454cfda0473ab85fbb56ac0b6da09a4d6798e33020a9c55bf23e25d630efa3265545c3defc WHIRLPOOL eaf001a96a80264e16ce416da38b988eabbfd2fce17690151a496a3141c32e92e5d00791e2d9c009ae0cf6910f80434c10f02a700752fc664f6bf6723bb03dba
-DIST spl-0.6.4.2.tar.gz 190421 SHA256 05c428f48acc55287c0662a90cfc087985b8ef3694dc057cfb16e1fa2ebbda43 SHA512 6a295651622dd1819bc9ef8f693c6a3cf73dbb084a4789ad508dda644bfcaa1984c5487ea0e16c8d6d468da59a3fae2e9309b2b13cd869a4af4ea675c394bbe3 WHIRLPOOL e270b66ac9e22c806876e727ef040c3cfb2c304889de982f1c54a1625f7bf0214d3b6f8baac42cb3710aa23897f1b1bc67ef633fe35cb1b2c4b57196390a0fad
-DIST spl-0.6.4.tar.gz 190348 SHA256 290c20cec89161a0e3e3a885494dfb7b0b7defbe38006cb2ecfdf2b241136415 SHA512 4dda082170884811a2667ecdc130e9e3743bf362109bebb53bd69a18115b8e2b41305d212a03f4233258f866fe7c56ed4a3f08fc1814fa1f8e947b5305a056ab WHIRLPOOL 475593c4b0f75fb30c963196bf6e45219b4a57bd8c9d4350f02ff358c97a69f066b5d4ce8cb346b67d773d7ff985e1812925a5490b8911b9cd657e654772bb9f
diff --git a/sys-kernel/spl/spl-0.6.3-r1.ebuild b/sys-kernel/spl/spl-0.6.3-r1.ebuild
deleted file mode 100644
index ef0a87523..000000000
--- a/sys-kernel/spl/spl-0.6.3-r1.ebuild
+++ /dev/null
@@ -1,125 +0,0 @@
-# Copyright 1999-2014 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-kernel/spl/spl-0.6.3-r1.ebuild,v 1.3 2014/12/12 07:51:56 ryao Exp $
-
-EAPI="4"
-AUTOTOOLS_AUTORECONF="1"
-
-inherit flag-o-matic linux-info linux-mod autotools-utils
-
-if [[ ${PV} == "9999" ]] ; then
-	inherit git-2
-	EGIT_REPO_URI="https://github.com/zfsonlinux/${PN}.git"
-else
-	inherit eutils versionator
-	SRC_URI="https://github.com/zfsonlinux/${PN}/archive/${P}.tar.gz
-		http://dev.gentoo.org/~ryao/dist/${P}-patches-${PR}.tar.xz"
-	S="${WORKDIR}/${PN}-${P}"
-	KEYWORDS="~amd64"
-fi
-
-DESCRIPTION="The Solaris Porting Layer is a Linux kernel module which provides many of the Solaris kernel APIs"
-HOMEPAGE="http://zfsonlinux.org/"
-
-LICENSE="GPL-2"
-SLOT="0"
-IUSE="custom-cflags debug debug-log"
-RESTRICT="debug? ( strip ) test"
-
-COMMON_DEPEND="dev-lang/perl
-	virtual/awk"
-
-DEPEND="${COMMON_DEPEND}"
-
-RDEPEND="${COMMON_DEPEND}
-	!sys-devel/spl"
-
-AT_M4DIR="config"
-AUTOTOOLS_IN_SOURCE_BUILD="1"
-
-pkg_setup() {
-	linux-info_pkg_setup
-	CONFIG_CHECK="
-		!DEBUG_LOCK_ALLOC
-		!GRKERNSEC_HIDESYM
-		MODULES
-		KALLSYMS
-		!PAX_KERNEXEC_PLUGIN_METHOD_OR
-		~!PAX_SIZE_OVERFLOW
-		!PAX_RANDKSTACK
-		ZLIB_DEFLATE
-		ZLIB_INFLATE
-	"
-
-	use debug && CONFIG_CHECK="${CONFIG_CHECK}
-		FRAME_POINTER
-		DEBUG_INFO
-		!DEBUG_INFO_REDUCED
-	"
-
-	kernel_is ge 2 6 26 || die "Linux 2.6.26 or newer required"
-
-	[ ${PV} != "9999" ] && \
-		{ kernel_is le 3 17 || die "Linux 3.17 is the latest supported version."; }
-
-	check_extra_config
-}
-
-src_prepare() {
-	# Workaround for hard coded path
-	sed -i "s|/sbin/lsmod|/bin/lsmod|" "${S}/scripts/check.sh" || \
-		die "Cannot patch check.sh"
-
-	if [ ${PV} != "9999" ]
-	then
-		# Apply patch set
-		EPATCH_SUFFIX="patch" \
-		EPATCH_FORCE="yes" \
-		epatch "${WORKDIR}/${P}-patches"
-	fi
-
-	# splat is unnecessary unless we are debugging
-	use debug || sed -e 's/^subdir-m += splat$//' -i "${S}/module/Makefile.in"
-
-	# Set module revision number
-	[ ${PV} != "9999" ] && \
-		{ sed -i "s/\(Release:\)\(.*\)1/\1\2${PR}-gentoo/" "${S}/META" || die "Could not set Gentoo release"; }
-
-	autotools-utils_src_prepare
-}
-
-src_configure() {
-	use custom-cflags || strip-flags
-	filter-ldflags -Wl,*
-
-	set_arch_to_kernel
-	local myeconfargs=(
-		--bindir="${EPREFIX}/bin"
-		--sbindir="${EPREFIX}/sbin"
-		--with-config=all
-		--with-linux="${KV_DIR}"
-		--with-linux-obj="${KV_OUT_DIR}"
-		$(use_enable debug)
-		$(use_enable debug-log)
-	)
-	autotools-utils_src_configure
-}
-
-src_install() {
-	autotools-utils_src_install INSTALL_MOD_PATH="${INSTALL_MOD_PATH:-$EROOT}"
-	dodoc AUTHORS DISCLAIMER README.markdown
-}
-
-pkg_postinst() {
-	linux-mod_pkg_postinst
-
-	# Remove old modules
-	if [ -d "${EROOT}lib/modules/${KV_FULL}/addon/spl" ]
-	then
-		ewarn "${PN} now installs modules in ${EROOT}lib/modules/${KV_FULL}/extra/spl"
-		ewarn "Old modules were detected in ${EROOT}lib/modules/${KV_FULL}/addon/spl"
-		ewarn "Automatically removing old modules to avoid problems."
-		rm -r "${EROOT}lib/modules/${KV_FULL}/addon/spl" || die "Cannot remove modules"
-		rmdir --ignore-fail-on-non-empty "${EROOT}lib/modules/${KV_FULL}/addon"
-	fi
-}
diff --git a/sys-kernel/spl/spl-0.6.4.2.ebuild b/sys-kernel/spl/spl-0.6.4.2.ebuild
deleted file mode 100644
index b975325c1..000000000
--- a/sys-kernel/spl/spl-0.6.4.2.ebuild
+++ /dev/null
@@ -1,114 +0,0 @@
-# Copyright 1999-2015 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-kernel/spl/spl-0.6.4.2.ebuild,v 1.2 2015/07/14 03:21:51 dlan Exp $
-
-EAPI="4"
-AUTOTOOLS_AUTORECONF="1"
-
-inherit flag-o-matic linux-info linux-mod autotools-utils
-
-if [[ ${PV} == "9999" ]] ; then
-	inherit git-2
-	EGIT_REPO_URI="https://github.com/zfsonlinux/${PN}.git"
-else
-	inherit eutils versionator
-	SRC_URI="https://github.com/zfsonlinux/${PN}/archive/${P}.tar.gz"
-	S="${WORKDIR}/${PN}-${P}"
-	KEYWORDS="~amd64 ~arm ~ppc ~ppc64"
-fi
-
-DESCRIPTION="The Solaris Porting Layer is a Linux kernel module which provides many of the Solaris kernel APIs"
-HOMEPAGE="http://zfsonlinux.org/"
-
-LICENSE="GPL-2"
-SLOT="0"
-IUSE="custom-cflags debug debug-log"
-RESTRICT="debug? ( strip ) test"
-
-COMMON_DEPEND="dev-lang/perl
-	virtual/awk"
-
-DEPEND="${COMMON_DEPEND}"
-
-RDEPEND="${COMMON_DEPEND}
-	!sys-devel/spl"
-
-AT_M4DIR="config"
-AUTOTOOLS_IN_SOURCE_BUILD="1"
-
-pkg_setup() {
-	linux-info_pkg_setup
-	CONFIG_CHECK="
-		!DEBUG_LOCK_ALLOC
-		!GRKERNSEC_HIDESYM
-		MODULES
-		KALLSYMS
-		!PAX_KERNEXEC_PLUGIN_METHOD_OR
-		~!PAX_SIZE_OVERFLOW
-		ZLIB_DEFLATE
-		ZLIB_INFLATE
-	"
-
-	use debug && CONFIG_CHECK="${CONFIG_CHECK}
-		FRAME_POINTER
-		DEBUG_INFO
-		!DEBUG_INFO_REDUCED
-	"
-
-	kernel_is ge 2 6 32 || die "Linux 2.6.32 or newer required"
-
-	[ ${PV} != "9999" ] && \
-		{ kernel_is le 4 1 || die "Linux 4.1 is the latest supported version."; }
-
-	check_extra_config
-}
-
-src_prepare() {
-	# Workaround for hard coded path
-	sed -i "s|/sbin/lsmod|/bin/lsmod|" "${S}/scripts/check.sh" || \
-		die "Cannot patch check.sh"
-
-	# splat is unnecessary unless we are debugging
-	use debug || sed -e 's/^subdir-m += splat$//' -i "${S}/module/Makefile.in"
-
-	# Set module revision number
-	[ ${PV} != "9999" ] && \
-		{ sed -i "s/\(Release:\)\(.*\)1/\1\2${PR}-gentoo/" "${S}/META" || die "Could not set Gentoo release"; }
-
-	autotools-utils_src_prepare
-}
-
-src_configure() {
-	use custom-cflags || strip-flags
-	filter-ldflags -Wl,*
-
-	set_arch_to_kernel
-	local myeconfargs=(
-		--bindir="${EPREFIX}/bin"
-		--sbindir="${EPREFIX}/sbin"
-		--with-config=all
-		--with-linux="${KV_DIR}"
-		--with-linux-obj="${KV_OUT_DIR}"
-		$(use_enable debug)
-	)
-	autotools-utils_src_configure
-}
-
-src_install() {
-	autotools-utils_src_install INSTALL_MOD_PATH="${INSTALL_MOD_PATH:-$EROOT}"
-	dodoc AUTHORS DISCLAIMER README.markdown
-}
-
-pkg_postinst() {
-	linux-mod_pkg_postinst
-
-	# Remove old modules
-	if [ -d "${EROOT}lib/modules/${KV_FULL}/addon/spl" ]
-	then
-		ewarn "${PN} now installs modules in ${EROOT}lib/modules/${KV_FULL}/extra/spl"
-		ewarn "Old modules were detected in ${EROOT}lib/modules/${KV_FULL}/addon/spl"
-		ewarn "Automatically removing old modules to avoid problems."
-		rm -r "${EROOT}lib/modules/${KV_FULL}/addon/spl" || die "Cannot remove modules"
-		rmdir --ignore-fail-on-non-empty "${EROOT}lib/modules/${KV_FULL}/addon"
-	fi
-}
diff --git a/sys-kernel/spl/spl-0.6.4.ebuild b/sys-kernel/spl/spl-0.6.4.ebuild
deleted file mode 100644
index 02580a67b..000000000
--- a/sys-kernel/spl/spl-0.6.4.ebuild
+++ /dev/null
@@ -1,114 +0,0 @@
-# Copyright 1999-2015 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-kernel/spl/spl-0.6.4.ebuild,v 1.1 2015/04/27 13:53:59 ryao Exp $
-
-EAPI="4"
-AUTOTOOLS_AUTORECONF="1"
-
-inherit flag-o-matic linux-info linux-mod autotools-utils
-
-if [[ ${PV} == "9999" ]] ; then
-	inherit git-2
-	EGIT_REPO_URI="https://github.com/zfsonlinux/${PN}.git"
-else
-	inherit eutils versionator
-	SRC_URI="https://github.com/zfsonlinux/${PN}/archive/${P}.tar.gz"
-	S="${WORKDIR}/${PN}-${P}"
-	KEYWORDS="~amd64"
-fi
-
-DESCRIPTION="The Solaris Porting Layer is a Linux kernel module which provides many of the Solaris kernel APIs"
-HOMEPAGE="http://zfsonlinux.org/"
-
-LICENSE="GPL-2"
-SLOT="0"
-IUSE="custom-cflags debug debug-log"
-RESTRICT="debug? ( strip ) test"
-
-COMMON_DEPEND="dev-lang/perl
-	virtual/awk"
-
-DEPEND="${COMMON_DEPEND}"
-
-RDEPEND="${COMMON_DEPEND}
-	!sys-devel/spl"
-
-AT_M4DIR="config"
-AUTOTOOLS_IN_SOURCE_BUILD="1"
-
-pkg_setup() {
-	linux-info_pkg_setup
-	CONFIG_CHECK="
-		!DEBUG_LOCK_ALLOC
-		!GRKERNSEC_HIDESYM
-		MODULES
-		KALLSYMS
-		!PAX_KERNEXEC_PLUGIN_METHOD_OR
-		~!PAX_SIZE_OVERFLOW
-		ZLIB_DEFLATE
-		ZLIB_INFLATE
-	"
-
-	use debug && CONFIG_CHECK="${CONFIG_CHECK}
-		FRAME_POINTER
-		DEBUG_INFO
-		!DEBUG_INFO_REDUCED
-	"
-
-	kernel_is ge 2 6 32 || die "Linux 2.6.32 or newer required"
-
-	[ ${PV} != "9999" ] && \
-		{ kernel_is le 4 20 || die "Linux 4.0 is the latest supported version."; }
-
-	check_extra_config
-}
-
-src_prepare() {
-	# Workaround for hard coded path
-	sed -i "s|/sbin/lsmod|/bin/lsmod|" "${S}/scripts/check.sh" || \
-		die "Cannot patch check.sh"
-
-	# splat is unnecessary unless we are debugging
-	use debug || sed -e 's/^subdir-m += splat$//' -i "${S}/module/Makefile.in"
-
-	# Set module revision number
-	[ ${PV} != "9999" ] && \
-		{ sed -i "s/\(Release:\)\(.*\)1/\1\2${PR}-gentoo/" "${S}/META" || die "Could not set Gentoo release"; }
-
-	autotools-utils_src_prepare
-}
-
-src_configure() {
-	use custom-cflags || strip-flags
-	filter-ldflags -Wl,*
-
-	set_arch_to_kernel
-	local myeconfargs=(
-		--bindir="${EPREFIX}/bin"
-		--sbindir="${EPREFIX}/sbin"
-		--with-config=all
-		--with-linux="${KV_DIR}"
-		--with-linux-obj="${KV_OUT_DIR}"
-		$(use_enable debug)
-	)
-	autotools-utils_src_configure
-}
-
-src_install() {
-	autotools-utils_src_install INSTALL_MOD_PATH="${INSTALL_MOD_PATH:-$EROOT}"
-	dodoc AUTHORS DISCLAIMER README.markdown
-}
-
-pkg_postinst() {
-	linux-mod_pkg_postinst
-
-	# Remove old modules
-	if [ -d "${EROOT}lib/modules/${KV_FULL}/addon/spl" ]
-	then
-		ewarn "${PN} now installs modules in ${EROOT}lib/modules/${KV_FULL}/extra/spl"
-		ewarn "Old modules were detected in ${EROOT}lib/modules/${KV_FULL}/addon/spl"
-		ewarn "Automatically removing old modules to avoid problems."
-		rm -r "${EROOT}lib/modules/${KV_FULL}/addon/spl" || die "Cannot remove modules"
-		rmdir --ignore-fail-on-non-empty "${EROOT}lib/modules/${KV_FULL}/addon"
-	fi
-}