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From ccebb4c045a7cc6c22977c9b23b95108030901ea Mon Sep 17 00:00:00 2001
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From: Radek Vykydal <rvykydal@redhat.com>
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Date: Tue, 13 Jan 2015 15:14:10 +0100
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Subject: [PATCH] Add rd.live.overlay.size option
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(cherry picked from commit 18423f7951de7b9cb4007438b58b6067aa6f2e93)
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---
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modules.d/90dmsquash-live/dmsquash-live-root.sh | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/modules.d/90dmsquash-live/dmsquash-live-root.sh b/modules.d/90dmsquash-live/dmsquash-live-root.sh
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index 8d5476c..6631d9a 100755
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--- a/modules.d/90dmsquash-live/dmsquash-live-root.sh
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+++ b/modules.d/90dmsquash-live/dmsquash-live-root.sh
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@@ -29,6 +29,8 @@ getargbool 0 rd.live.overlay.reset -d -y reset_overlay && reset_overlay="yes"
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getargbool 0 rd.live.overlay.readonly -d -y readonly_overlay && readonly_overlay="--readonly" || readonly_overlay=""
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overlay=$(getarg rd.live.overlay -d overlay)
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getargbool 0 rd.writable.fsimg -d -y writable_fsimg && writable_fsimg="yes"
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+overlay_size=$(getarg rd.live.overlay.size=)
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+[ -z "$overlay_size" ] && overlay_size=512
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getargbool 0 rd.live.overlay.thin && thin_snapshot="yes"
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@@ -129,7 +131,7 @@ do_live_overlay() {
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sleep 5
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fi
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- dd if=/dev/null of=/overlay bs=1024 count=1 seek=$((512*1024)) 2> /dev/null
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+ dd if=/dev/null of=/overlay bs=1024 count=1 seek=$((overlay_size*1024)) 2> /dev/null
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if [ -n "$setup" -a -n "$readonly_overlay" ]; then
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RO_OVERLAY_LOOPDEV=$( losetup -f )
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losetup $RO_OVERLAY_LOOPDEV /overlay
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