Patchwork [V2,2/5] core-image.bbclass: support read-only rootfs

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Submitter Qi.Chen@windriver.com
Date Feb. 20, 2013, 5:55 a.m.
Message ID <2aeeddb2d14ca1e0fe26629cc25e37f89ff69c6f.1361338900.git.Qi.Chen@windriver.com>
Download mbox | patch
Permalink /patch/44897/
State New
Headers show

Comments

Qi.Chen@windriver.com - Feb. 20, 2013, 5:55 a.m.
From: Chen Qi <Qi.Chen@windriver.com>

The hook function is appended to ROOTFS_POSTPROCESS_COMMAND
properly to support the 'read-only-rootfs' image feature.

[YOCTO #3406]

Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
---
 meta/classes/core-image.bbclass |    4 ++++
 1 file changed, 4 insertions(+)

Patch

diff --git a/meta/classes/core-image.bbclass b/meta/classes/core-image.bbclass
index 657d5f2..4c70d32 100644
--- a/meta/classes/core-image.bbclass
+++ b/meta/classes/core-image.bbclass
@@ -29,6 +29,7 @@  LIC_FILES_CHKSUM = "file://${COREBASE}/LICENSE;md5=3f40d7994397109285ec7b81fdeb3
 # - dev-pkgs            - development packages (headers, etc.) for all installed packages in the rootfs
 # - dbg-pkgs            - debug symbol packages for all installed packages in the rootfs
 # - doc-pkgs            - documentation packages for all installed packages in the rootfs
+# - read-only-rootfs    - tweaks an image to support read-only rootfs
 #
 PACKAGE_GROUP_x11 = "packagegroup-core-x11"
 PACKAGE_GROUP_x11-base = "packagegroup-core-x11-base"
@@ -80,3 +81,6 @@  ROOTFS_POSTPROCESS_COMMAND += "rootfs_update_timestamp ; "
 
 # Zap the root password if debug-tweaks feature is not enabled
 ROOTFS_POSTPROCESS_COMMAND += '${@base_contains("IMAGE_FEATURES", "debug-tweaks", "", "zap_root_password ; ",d)}'
+
+# Tweak the mount options for rootfs in /etc/fstab if read-only-rootfs is enabled
+ROOTFS_POSTPROCESS_COMMAND += '${@base_contains("IMAGE_FEATURES", "read-only-rootfs", "read_only_rootfs_hook; ", "",d)}'