From e80d5b021cd311d6bc7102c3ad1fe354028d2ab6 Mon Sep 17 00:00:00 2001
From: Javier Viguera <javier.viguera@digi.com>
Date: Tue, 24 Jan 2017 19:22:51 +0100
Subject: [PATCH] recovery init: configure UBIFS update partition to use ZLIB
 compression

Signed-off-by: Javier Viguera <javier.viguera@digi.com>
---
 .../recovery/recovery-initramfs/recovery-initramfs-init        | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/meta-digi-dey/recipes-core/recovery/recovery-initramfs/recovery-initramfs-init b/meta-digi-dey/recipes-core/recovery/recovery-initramfs/recovery-initramfs-init
index 6399d3822..1e43d505d 100644
--- a/meta-digi-dey/recipes-core/recovery/recovery-initramfs/recovery-initramfs-init
+++ b/meta-digi-dey/recipes-core/recovery/recovery-initramfs/recovery-initramfs-init
@@ -279,6 +279,9 @@ format_ubi_volume() {
 		# Create UBI Vol.
 		ubimkvol "/dev/ubi${dev_number}" -m -N "${1}" >/dev/null 2>&1
 		if [ "$?" = "0" ]; then
+			# Configure the empty UBIFS partition to use ZLIB
+			volid="$(ubinfo "/dev/ubi${dev_number}" -N "${1}" | sed -ne 's,Volume ID:[[:blank:]]\+\([0-9]\+\)[[:blank:]]\+.*,\1,g;T;p')"
+			mkfs.ubifs -x zlib -F /dev/ubi${dev_number}_${volid}
 			psplash_progress "100"
 			log "Partition '${1}' successfully erased!"
 			# Detach MTD partition.