sys-fs/lvm2: add 2.03.17

Signed-off-by: David Seifert <soap@gentoo.org>
2026-09-24 04:59:14 -07:00 · 2022-11-19 22:04:24 +01:00
parent 22a594a092
commit e7148c5f08
7 changed files with 494 additions and 0 deletions
--- a/sys-fs/lvm2/Manifest
+++ b/sys-fs/lvm2/Manifest
@@ -1,2 +1,3 @@
 DIST LVM2.2.03.14.tgz 2639538 BLAKE2B 806f5e9cb76a05febef6f8ce8cfc42c92927b9538f62a21029c5ffc426a4fd7c3f32709be08dbd8028b53891b1075d1d13cb3b0d7b1815071ee8eb927d8f3ed3 SHA512 6a93bed1d5cf36f0f48d4d413d028b0e480cd4fc20e25d173770a892f265d2a0cc68d01a720b1513469953649e989532cd0c45f9538f92a4190eb3dc4555857d
 DIST LVM2.2.03.16.tgz 2658805 BLAKE2B 05c6089adff0c61ff1281a05a917f75480ad4acc28cb0214a42589d206a61168f68de07891b9af9814ed7998f16aff6f29ba29b85b23de36f38bf3b5f27802c1 SHA512 084ba4080537359458db936637fc7f83bb9bfcf2de9f3660882551b5c31c7e9900c7d381b238ce1bb7629942c740c121f0dea5e404c302d31ed028b5c65efaa5
+DIST LVM2.2.03.17.tgz 2726793 BLAKE2B 425e52fe2d7832f8440203d2b6ffc3a097903abea8be07bbbf4864001d5f55083954e561a92b0fe4fc467533e465af3958b25cf33d2693f50f077dc3d9b74bd2 SHA512 ce9f4c10a7e89b397fa021098976117c062227da4f25996296dd3678c0aeb826edf9b7e4f5d3992f42156865ae47cb98671ec37a26868710174a473b42cc70a9
--- a/sys-fs/lvm2/files/lvm2-2.03.17-dynamic-static-ldflags.patch
+++ b/sys-fs/lvm2/files/lvm2-2.03.17-dynamic-static-ldflags.patch
@@ -0,0 +1,50 @@
+--- a/configure.ac
+++ b/configure.ac
+@@ -32,6 +32,7 @@
+ 	linux*)
+ 		# equivalent to -rdynamic
+ 		ELDFLAGS="-Wl,--export-dynamic"
+		STATIC_LDFLAGS="-Wl,--no-export-dynamic"
+ 		# FIXME Generate list and use --dynamic-list=.dlopen.sym
+ 		CLDWHOLEARCHIVE="-Wl,-whole-archive"
+ 		CLDNOWHOLEARCHIVE="-Wl,-no-whole-archive"
+@@ -1945,6 +1946,7 @@
+ AC_SUBST(SYSCONFDIR)
+ AC_SUBST(SNAPSHOTS)
+ AC_SUBST(STATICDIR)
+AC_SUBST(STATIC_LDFLAGS)
+ AC_SUBST(STATIC_LINK)
+ AC_SUBST(TESTSUITE_DATA)
+ AC_SUBST(THIN)
+--- a/daemons/dmeventd/Makefile.in
+++ b/daemons/dmeventd/Makefile.in
+@@ -76,7 +76,7 @@
+ 
+ dmeventd.static: $(LIB_STATIC) dmeventd.o
+ 	@echo "    [CC] $@"
+-	$(Q) $(CC) $(CFLAGS) $(LDFLAGS) -static dmeventd.o \
+	$(Q) $(CC) $(CFLAGS) $(LDFLAGS) $(STATIC_LDFLAGS) -static dmeventd.o \
+ 		-o $@ $(DL_LIBS) $(DMEVENT_LIBS) $(LIBS) $(STATIC_LIBS)
+ 
+ ifeq ("@PKGCONFIG@", "yes")
+--- a/make.tmpl.in
+++ b/make.tmpl.in
+@@ -64,6 +64,7 @@
+ # FIXME set this only where it's needed, not globally?
+ CFLAGS ?= @COPTIMISE_FLAG@ @CFLAGS@
+ LDFLAGS ?= @LDFLAGS@
+STATIC_LDFLAGS += @STATIC_LDFLAGS@
+ CLDFLAGS += @CLDFLAGS@
+ ELDFLAGS += @ELDFLAGS@
+ LDDEPS += @LDDEPS@
+--- a/tools/Makefile.in
+++ b/tools/Makefile.in
+@@ -137,7 +137,7 @@
+ 
+ lvm.static: $(OBJECTS) lvm-static.o $(LVMINTERNAL_LIBS)
+ 	@echo "    [CC] $@"
+-	$(Q) $(CC) $(CFLAGS) $(LDFLAGS) -static -L$(interfacebuilddir) \
+	$(Q) $(CC) $(CFLAGS) $(LDFLAGS) $(STATIC_LDFLAGS) -static -L$(interfacebuilddir) \
+ 		-o $@ $+ $(LVMLIBS) $(STATIC_LIBS)
+ 
+ liblvm2cmd.a: $(top_builddir)/lib/liblvm-internal.a $(OBJECTS) lvmcmdlib.o lvm2cmd.o
--- a/sys-fs/lvm2/files/lvm2-2.03.17-example.conf.in.patch
+++ b/sys-fs/lvm2/files/lvm2-2.03.17-example.conf.in.patch
@@ -0,0 +1,42 @@
+Add Gentoo specific changes
+
+--- a/conf/example.conf.in
+++ b/conf/example.conf.in
+@@ -170,6 +170,9 @@
+ 	# Example
+ 	# Accept every block device:
+ 	# filter = [ "a|.*|" ]
+	# Gentoo: we exclude /dev/nbd by default, because it makes a lot of kernel
+	# noise when you probed while not available.
+	filter = [ "r|/dev/nbd.*|", "a|.*|" ]
+ 	# Reject the cdrom drive:
+ 	# filter = [ "r|/dev/cdrom|" ]
+ 	# Work with just loopback devices, e.g. for testing:
+@@ -1843,7 +1846,7 @@
+ 
+ # Configuration section metadata.
+ # This configuration section has an automatic default value.
+-# metadata {
+metadata {
+ 
+ 	# Configuration option metadata/check_pv_device_sizes.
+ 	# Check device sizes are not smaller than corresponding PV sizes.
+@@ -1888,7 +1891,8 @@
+ 	#
+ 	# This configuration option is advanced.
+ 	# This configuration option has an automatic default value.
+-	# pvmetadatacopies = 1
+	# Gentoo: enable for data safety, but PV resize is then disabled.
+	# pvmetadatacopies = 2
+ 
+ 	# Configuration option metadata/vgmetadatacopies.
+ 	# Number of copies of metadata to maintain for each VG.
+@@ -1931,7 +1935,7 @@
+ 	# This configuration option is advanced.
+ 	# This configuration option has an automatic default value.
+ 	# stripesize = 64
+-# }
+}
+ 
+ # Configuration section report.
+ # LVM report command output formatting.
--- a/sys-fs/lvm2/files/lvm2-2.03.17-locale-muck.patch
+++ b/sys-fs/lvm2/files/lvm2-2.03.17-locale-muck.patch
@@ -0,0 +1,11 @@
+--- a/make.tmpl.in
+++ b/make.tmpl.in
+@@ -571,7 +571,7 @@
+ 	( cat $(srcdir)/.exported_symbols; \
+ 	  if test -n "$(EXPORTED_HEADER)"; then \
+ 		$(CC) -E -P $(INCLUDES) $(DEFS) $(EXPORTED_HEADER) | \
+-		$(SED) -ne "/^typedef|}/!s/.*[ *]\($(EXPORTED_FN_PREFIX)_[a-z0-9_]*\)(.*/\1/p"; \
+		LC_ALL=C $(SED) -ne "/^typedef|}/!s/.*[ *]\($(EXPORTED_FN_PREFIX)_[a-z0-9_]*\)(.*/\1/p"; \
+ 	  fi \
+ 	) > $@
+ 
--- a/sys-fs/lvm2/files/lvm2-2.03.17-pthread-pkgconfig.patch
+++ b/sys-fs/lvm2/files/lvm2-2.03.17-pthread-pkgconfig.patch
@@ -0,0 +1,31 @@
+Add pthread to libdevmapper pkgconfig file
+
+--- a/libdm/libdevmapper.pc.in
+++ b/libdm/libdevmapper.pc.in
+@@ -9,4 +9,4 @@
+ Cflags: -I${includedir} 
+ Libs: -L${libdir} -ldevmapper
+ Requires.private: @SELINUX_PC@ @UDEV_PC@
+-Libs.private: -lm @RT_LIBS@
+Libs.private: -lm @RT_LIBS@ @PTHREAD_LIBS@
+--- a/tools/Makefile.in
+++ b/tools/Makefile.in
+@@ -89,6 +89,7 @@
+   TARGETS += lvm.static
+   INSTALL_LVM_TARGETS += install_tools_static
+   INSTALL_CMDLIB_TARGETS += install_cmdlib_static
+  STATIC_LIBS += @PTHREAD_LIBS@
+ endif
+ 
+ LIB_VERSION = $(LIB_VERSION_LVM)
+@@ -114,6 +115,10 @@
+ 
+ include $(top_builddir)/make.tmpl
+ 
+ifeq ("@STATIC_LINK@", "yes")
+    STATIC_LIBS += @PTHREAD_LIBS@
+endif
+
+ device-mapper:
+ 
+ all: device-mapper
--- a/sys-fs/lvm2/files/lvm2-2.03.17-readelf.patch
+++ b/sys-fs/lvm2/files/lvm2-2.03.17-readelf.patch
@@ -0,0 +1,56 @@
+From 2de7e5c222ff114f41dadcf904061d6c2a77eae2 Mon Sep 17 00:00:00 2001
+From: David Seifert <soap@gentoo.org>
+Date: Sat, 19 Nov 2022 17:05:31 +0100
+Subject: [PATCH 1/2] Allow for overriding of `readelf`
+
+* This allows users to use e.g. `llvm-readelf` on systems with binutils as default.
+
+Bug: https://bugs.gentoo.org/840628
+---
+ configure.ac       | 1 +
+ libdm/Makefile.in  | 4 ++--
+ libdm/make.tmpl.in | 1 +
+ 3 files changed, 4 insertions(+), 2 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index 704772b62..f39c87d08 100644
+--- a/configure.ac
+++ b/configure.ac
+@@ -83,6 +83,7 @@ AC_PROG_LN_S
+ AC_PROG_MAKE_SET
+ AC_PROG_MKDIR_P
+ AC_PROG_RANLIB
+AC_CHECK_TOOL([READELF], [readelf])
+ AC_CHECK_TOOL(AR, ar)
+ AC_PATH_TOOL(CFLOW_CMD, cflow)
+ AC_PATH_TOOL(CSCOPE_CMD, cscope)
+diff --git a/libdm/Makefile.in b/libdm/Makefile.in
+index 35115d7f0..2758648e6 100644
+--- a/libdm/Makefile.in
+++ b/libdm/Makefile.in
+@@ -71,8 +71,8 @@ libdevmapper.$(LIB_SUFFIX) libdevmapper.$(LIB_SUFFIX).$(LIB_VERSION): $(LIB_SHAR
+ # also the older symbol is built-in
+ .symver_check: $(LIB_SHARED)
+ 	@echo "    [CHECK] $<"
+-	$(Q) if readelf -Ws $< | grep -q dm_stats_create_region@@; then \
+-	SYM=$$(readelf -Ws $< | grep dm_stats_create_region@DM_1_02_106); \
+	$(Q) if $(READELF) -Ws $< | grep -q dm_stats_create_region@@; then \
+	SYM=$$($(READELF) -Ws $< | grep dm_stats_create_region@DM_1_02_106); \
+ 	if test -n "$$SYM"; then touch $@; \
+ 	else echo >&2 "Missing versioned symbols in $<"; false; fi; \
+ 	else touch $@; fi
+diff --git a/libdm/make.tmpl.in b/libdm/make.tmpl.in
+index f1c88fac0..095fb028a 100644
+--- a/libdm/make.tmpl.in
+++ b/libdm/make.tmpl.in
+@@ -34,6 +34,7 @@ ifeq ($(CC), cc)
+ endif
+ 
+ RANLIB = @RANLIB@
+READELF = @READELF@
+ INSTALL = @INSTALL@
+ MKDIR_P = @MKDIR_P@
+ MSGFMT = @MSGFMT@
+-- 
+2.38.1
+
--- a/sys-fs/lvm2/lvm2-2.03.17.ebuild
+++ b/sys-fs/lvm2/lvm2-2.03.17.ebuild
@@ -0,0 +1,303 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+TMPFILES_OPTIONAL=1
+inherit autotools linux-info systemd toolchain-funcs tmpfiles udev flag-o-matic
+
+DESCRIPTION="User-land utilities for LVM2 (device-mapper) software"
+HOMEPAGE="https://sourceware.org/lvm2/"
+SRC_URI="https://sourceware.org/ftp/lvm2/${PN^^}.${PV}.tgz"
+S="${WORKDIR}/${PN^^}.${PV}"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux"
+IUSE="+lvm lvm2create-initrd readline sanlock selinux static static-libs systemd +thin +udev"
+REQUIRED_USE="
+	static? ( !systemd !udev )
+	static-libs? ( static !udev )
+	systemd? ( udev )
+	thin? ( lvm )"
+
+DEPEND_COMMON="
+	udev? ( virtual/libudev:= )
+	lvm? (
+		dev-libs/libaio
+		sys-apps/util-linux
+		readline? ( sys-libs/readline:= )
+		sanlock? ( sys-cluster/sanlock )
+		systemd? ( sys-apps/systemd:= )
+	)"
+# /run is now required for locking during early boot. /var cannot be assumed to
+# be available -- thus, pull in recent enough baselayout for /run.
+# This version of LVM is incompatible with cryptsetup <1.1.2.
+RDEPEND="${DEPEND_COMMON}
+	>=sys-apps/baselayout-2.2
+	lvm? (
+		virtual/tmpfiles
+		lvm2create-initrd? ( sys-apps/makedev )
+		thin? ( sys-block/thin-provisioning-tools )
+	)"
+# note: thin- 0.3.0 is required to avoid --disable-thin_check_needs_check
+DEPEND="${DEPEND_COMMON}
+	static? (
+		lvm? (
+			dev-libs/libaio[static-libs]
+			sys-apps/util-linux[static-libs]
+			readline? ( sys-libs/readline[static-libs] )
+		)
+		selinux? ( sys-libs/libselinux[static-libs] )
+	)"
+BDEPEND="
+	sys-devel/autoconf-archive
+	virtual/pkgconfig"
+
+PATCHES=(
+	# Gentoo specific modification(s):
+	"${FILESDIR}"/${PN}-2.03.17-example.conf.in.patch
+
+	# For upstream -- review and forward:
+	"${FILESDIR}"/${PN}-2.02.56-lvm2create_initrd.patch
+	"${FILESDIR}"/${PN}-2.02.67-createinitrd.patch #301331
+	"${FILESDIR}"/${PN}-2.03.17-locale-muck.patch #330373
+	"${FILESDIR}"/${PN}-2.03.17-dynamic-static-ldflags.patch #332905
+	"${FILESDIR}"/${PN}-2.03.14-static-pkgconfig-libs.patch #370217, #439414 + blkid
+	"${FILESDIR}"/${PN}-2.03.12-static-pkgconfig-libs-2.patch
+	"${FILESDIR}"/${PN}-2.03.17-pthread-pkgconfig.patch #492450
+	"${FILESDIR}"/${PN}-2.03.12-static-libm.patch #617756
+	"${FILESDIR}"/${PN}-2.02.166-HPPA-no-O_DIRECT.patch #657446
+	"${FILESDIR}"/${PN}-2.03.05-dmeventd-no-idle-exit.patch
+	"${FILESDIR}"/${PN}-2.03.14-r1-fopen-to-freopen.patch
+	"${FILESDIR}"/${PN}-2.03.14-freopen_n2.patch
+	"${FILESDIR}"/${PN}-2.03.16-musl-strerror_r.patch
+	"${FILESDIR}"/${PN}-2.03.17-readelf.patch
+)
+
+QA_CONFIGURE_OPTIONS="--disable-static"
+
+pkg_setup() {
+	local CONFIG_CHECK="~SYSVIPC"
+
+	if use udev; then
+		local WARNING_SYSVIPC="CONFIG_SYSVIPC:\tis not set (required for udev sync)\n"
+		if linux_config_exists; then
+			local uevent_helper_path=$(linux_chkconfig_string UEVENT_HELPER_PATH)
+			if [[ -n "${uevent_helper_path}" ]] && [[ "${uevent_helper_path}" != '""' ]]; then
+				ewarn "It's recommended to set an empty value to the following kernel config option:"
+				ewarn "CONFIG_UEVENT_HELPER_PATH=${uevent_helper_path}"
+			fi
+		fi
+	fi
+
+	check_extra_config
+
+	# 1. Genkernel no longer copies /sbin/lvm blindly.
+	if use static; then
+		elog "Warning, we no longer overwrite /sbin/lvm and /sbin/dmsetup with"
+		elog "their static versions. If you need the static binaries,"
+		elog "you must append .static to the filename!"
+	fi
+}
+
+src_prepare() {
+	default
+
+	# Users without systemd get no auto-activation of any logical volume
+	if ! use systemd ; then
+		eapply "${FILESDIR}"/${PN}-2.03.16-dm_lvm_rules_no_systemd.patch
+	fi
+
+	sed -i -e "s:/usr/bin/true:$(type -P true):" scripts/blk_availability_systemd_red_hat.service.in || die #517514
+
+	eautoreconf
+}
+
+src_configure() {
+	filter-flags -flto
+
+	# Workaround for bug #822210
+	tc-ld-disable-gold
+
+	# Most of this package does weird stuff.
+	# The build options are tristate, and --without is NOT supported
+	# options: 'none', 'internal', 'shared'
+	local myeconfargs=(
+		$(use_enable lvm dmfilemapd)
+		$(use_enable lvm dmeventd)
+		$(use_enable lvm cmdlib)
+		$(use_enable lvm fsadm)
+		$(use_enable lvm lvmpolld)
+		$(usev !lvm --disable-udev-systemd-background-jobs)
+
+		# This only causes the .static versions to become available
+		$(usev static --enable-static_link)
+
+		# dmeventd requires mirrors to be internal, and snapshot available
+		# so we cannot disable them
+		--with-mirrors="$(usex lvm internal none)"
+		--with-snapshots="$(usex lvm internal none)"
+
+		# disable O_DIRECT support on hppa, breaks pv detection (#99532)
+		$(usev hppa --disable-o_direct)
+	)
+
+	if use lvm && use thin; then
+		myeconfargs+=( --with-thin=internal --with-cache=internal )
+		local texec
+		for texec in check dump repair restore; do
+			myeconfargs+=( --with-thin-${texec}="${EPREFIX}"/sbin/thin_${texec} )
+			myeconfargs+=( --with-cache-${texec}="${EPREFIX}"/sbin/cache_${texec} )
+		done
+	else
+		myeconfargs+=( --with-thin=none --with-cache=none )
+	fi
+
+	myeconfargs+=(
+		# musl doesn't do symbol versioning so can end up with
+		# runtime breakage.
+		--with-symvers=$(usex elibc_glibc 'gnu' 'no')
+		$(use_enable readline)
+		$(use_enable selinux)
+		--enable-pkgconfig
+		--with-confdir="${EPREFIX}"/etc
+		--exec-prefix="${EPREFIX}"
+		--sbindir="${EPREFIX}/sbin"
+		--with-staticdir="${EPREFIX}"/sbin
+		--libdir="${EPREFIX}/$(get_libdir)"
+		--with-usrlibdir="${EPREFIX}/usr/$(get_libdir)"
+		--with-default-dm-run-dir=/run
+		--with-default-run-dir=/run/lvm
+		--with-default-locking-dir=/run/lock/lvm
+		--with-default-pid-dir=/run
+		$(use_enable udev udev_rules)
+		$(use_enable udev udev_sync)
+		$(use_with udev udevdir "${EPREFIX}$(get_udevdir)"/rules.d)
+		# USE=sanlock requires USE=lvm
+		$(use_enable $(usex lvm sanlock lvm) lvmlockd-sanlock)
+		$(use_enable systemd udev-systemd-background-jobs)
+		$(use_enable systemd notify-dbus)
+		--with-systemdsystemunitdir="$(systemd_get_systemunitdir)"
+		CLDFLAGS="${LDFLAGS}"
+	)
+
+	# Hard-wire this to bash as some shells (dash) don't know
+	# "-o pipefail" #682404
+	CONFIG_SHELL="${BROOT}"/bin/bash econf "${myeconfargs[@]}"
+}
+
+src_compile() {
+	emake V=1 -C include
+
+	if use lvm ; then
+		emake V=1
+		emake V=1 CC="$(tc-getCC)" -C scripts
+	else
+		emake V=1 device-mapper
+		# https://bugs.gentoo.org/878131
+		emake V=1 -C libdm/dm-tools device-mapper
+	fi
+}
+
+src_test() {
+	einfo "Tests are disabled because of device-node mucking, if you want to"
+	einfo "run tests, compile the package and see ${S}/tests"
+}
+
+src_install() {
+	local INSTALL_TARGETS=(
+		# full LVM2
+		$(usev lvm "install install_tmpfiles_configuration")
+		# install systemd related files only when requested, bug #522430
+		$(usev $(usex lvm systemd lvm) "SYSTEMD_GENERATOR_DIR=$(systemd_get_systemgeneratordir) install_systemd_units install_systemd_generators")
+
+		# install dm unconditionally
+		install_device-mapper
+	)
+	emake V=1 DESTDIR="${D}" "${INSTALL_TARGETS[@]}"
+
+	newinitd "${FILESDIR}"/device-mapper.rc-2.02.105-r2 device-mapper
+	newconfd "${FILESDIR}"/device-mapper.conf-1.02.22-r3 device-mapper
+
+	if use lvm ; then
+		newinitd "${FILESDIR}"/dmeventd.initd-2.02.184-r2 dmeventd
+		newinitd "${FILESDIR}"/lvm.rc-2.02.187 lvm
+		newconfd "${FILESDIR}"/lvm.confd-2.02.184-r3 lvm
+		if ! use udev ; then
+			# We keep the variable but remove udev from it.
+			sed -r -i \
+				-e '/^rc_need=/s/\<udev\>//g' \
+				"${ED}"/etc/conf.d/lvm || die "Could not drop udev from rc_need"
+		fi
+
+		newinitd "${FILESDIR}"/lvm-monitoring.initd-2.02.105-r2 lvm-monitoring
+		newinitd "${FILESDIR}"/lvmpolld.initd-2.02.183 lvmpolld
+
+		if use lvm2create-initrd; then
+			dosbin scripts/lvm2create_initrd/lvm2create_initrd
+			doman scripts/lvm2create_initrd/lvm2create_initrd.8
+			newdoc scripts/lvm2create_initrd/README README.lvm2create_initrd
+		fi
+
+		if use sanlock; then
+			newinitd "${FILESDIR}"/lvmlockd.initd-2.02.166-r1 lvmlockd
+		fi
+	fi
+
+	if use static-libs; then
+		dolib.a libdm/ioctl/libdevmapper.a
+		if use lvm; then
+			# depends on lvmetad
+			dolib.a libdaemon/client/libdaemonclient.a #462908
+			# depends on dmeventd
+			dolib.a daemons/dmeventd/libdevmapper-event.a
+		fi
+	else
+		rm -f "${ED}"/usr/$(get_libdir)/{libdevmapper-event,liblvm2cmd,liblvm2app,libdevmapper}.a || die
+	fi
+
+	insinto /etc
+	doins "${FILESDIR}"/dmtab
+
+	dodoc README VERSION* WHATS_NEW WHATS_NEW_DM doc/*.{c,txt} conf/*.conf
+}
+
+pkg_postinst() {
+	use lvm && tmpfiles_process lvm2.conf
+
+	if use udev; then
+		udev_reload
+	fi
+
+	if [[ -z "${REPLACING_VERSIONS}" ]]; then
+		# This is a new installation
+		ewarn "Make sure the \"lvm\" init script is in the runlevels:"
+		ewarn "# rc-update add lvm boot"
+		ewarn
+		ewarn "Make sure to enable lvmetad in /etc/lvm/lvm.conf if you want"
+		ewarn "to enable lvm autoactivation and metadata caching."
+	fi
+
+	if use udev && [[ -d /run ]] ; then
+		local permission_run_expected="drwxr-xr-x"
+		local permission_run=$(stat -c "%A" /run)
+		if [[ "${permission_run}" != "${permission_run_expected}" ]] ; then
+			ewarn "Found the following problematic permissions:"
+			ewarn ""
+			ewarn "    ${permission_run} /run"
+			ewarn ""
+			ewarn "Expected:"
+			ewarn ""
+			ewarn "    ${permission_run_expected} /run"
+			ewarn ""
+			ewarn "This is known to be causing problems for UDEV-enabled LVM services."
+		fi
+	fi
+}
+
+pkg_postrm() {
+	if use udev && [[ -z ${REPLACED_BY_VERSION} ]]; then
+		udev_reload
+	fi
+}