Bug #354021: update start.sh for LVM2 speedups.

(Portage version: 2.2.0_alpha93/cvs/Linux x86_64)

2 files changed, 48 insertions, 2 deletions

diff --git a/sys-fs/lvm2/files/lvm2-start.sh-2.02.67-r1 b/sys-fs/lvm2/files/lvm2-start.sh-2.02.67-r1
index 65137e2b1062..7cded06142b5 100644
--- a/sys-fs/lvm2/files/lvm2-start.sh-2.02.67-r1
+++ b/sys-fs/lvm2/files/lvm2-start.sh-2.02.67-r1
@@ -1,5 +1,5 @@
 # /lib/rcscripts/addons/lvm-start.sh
-# $Header: /var/cvsroot/gentoo-x86/sys-fs/lvm2/files/lvm2-start.sh-2.02.67-r1,v 1.1 2010/06/09 22:41:45 robbat2 Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-fs/lvm2/files/lvm2-start.sh-2.02.67-r1,v 1.2 2012/03/27 03:20:56 robbat2 Exp $
 
 config='global { locking_dir = "/dev/.lvm" }'
 
@@ -39,4 +39,4 @@ if [ -z "${CDBOOT}" -a -x /sbin/vgscan ] ; then
 	fi
 fi
 
-# vim:ts=4
+# vim:ts=4 ft=sh noet:
diff --git a/sys-fs/lvm2/files/lvm2-start.sh-2.02.95 b/sys-fs/lvm2/files/lvm2-start.sh-2.02.95
new file mode 100644
index 000000000000..979ea4742364
--- /dev/null
+++ b/sys-fs/lvm2/files/lvm2-start.sh-2.02.95
@@ -0,0 +1,46 @@
+# /lib/rcscripts/addons/lvm-start.sh
+# $Header: /var/cvsroot/gentoo-x86/sys-fs/lvm2/files/lvm2-start.sh-2.02.95,v 1.1 2012/03/27 03:20:56 robbat2 Exp $
+
+config='global { locking_dir = "/dev/.lvm" }'
+
+dm_in_proc() {
+	local retval=0
+	for x in devices misc ; do
+		grep -qs 'device-mapper' /proc/${x}
+		retval=$((${retval} + $?))
+	done
+	return ${retval}
+}
+
+# LVM support for /usr, /home, /opt ....
+# This should be done *before* checking local
+# volumes, or they never get checked.
+
+# NOTE: Add needed modules for LVM or RAID, etc
+#       to /etc/modules.autoload if needed
+for lvm_path in /bin/lvm /sbin/lvm ; do
+	[ -x "$lvm_path" ] && break
+done
+if [ -z "${CDBOOT}" -a -x "$lvm_path" ] ; then
+	if [ -e /proc/modules ] && ! dm_in_proc ; then
+		modprobe dm-mod 2>/dev/null
+	fi
+	if [ -d /proc/lvm ] || dm_in_proc ; then
+		ebegin "Setting up the Logical Volume Manager"
+		#still echo stderr for debugging
+		lvm_commands="#! ${lvm_path} --config '${config}'\n"
+		# Extra PV find pass because some devices might not have been available until very recently
+		lvm_commands="${lvm_commands}pvscan\n"
+		# Now make the nodes
+		lvm_commands="${lvm_commands}vgscan --mknodes\n"
+		# And turn them on!
+		lvm_commands="${lvm_commands}vgchange --sysinit -a ly\n"
+		# Order of this is important, have to work around dash and LVM readline
+		printf "%b\n" "${lvm_commands}" | $lvm_path /proc/self/fd/0 --config "${config}" >/dev/null
+		eend $? "Failed to setup the LVM"
+	fi
+else
+	eerror "Cannot find lvm binary in /sbin or /bin!"
+fi
+
+# vim:ts=4 ft=sh noet: