[OE-core] [PATCH V2 0/2] read-only rootfs support
ChenQi
Qi.Chen at windriver.com
Tue Dec 25 09:23:45 UTC 2012
On 12/25/2012 04:19 PM, Martin Jansa wrote:
> On Tue, Dec 25, 2012 at 10:55:03AM +0800, Qi.Chen at windriver.com wrote:
>> From: Chen Qi<Qi.Chen at windriver.com>
>>
>> Add read-only rootfs support to sysvinit startup system.
>> The main changes are:
>> 1) Let rootfs_xxx.bbclass support 'read-only-rootfs' image feature.
>> If IMAGE_FEATURES contains 'read-only-rootfs', then the populate-volatile.sh
>> script is run at rootfs time to set up basic directories and files.
>> 2) Improve the populate-volatile.sh init script.
>> 3) Add two config files specific to read-only-rootfs image, which are to be used
>> by the populate-volatile.sh script.
>> 4) Automatically adjust the mount options in fstab when 'read-only-rootfs' is in
>> IMAGE_FEATURES.
>>
>> Version 2 fixes a problem version one has, that is, if we build an image without
>> 'read-only-rootfs' image feature after we built one that has this feature, the
>> mount options in fstab is wrong.
> initscripts recipe still have that issue.
>
> Cheers,
Yes, you're right.
If we build an image without 'read-only-rootfs' image feature after we
built one that has, all symbolic links used for an read-only-rootfs
image should be removed and corresponding directories should be created.
Thanks a lot for your review and reply. I'll fix this problem and send
out a V3.
Best Regards,
Chen Qi
>> The following changes since commit 90c0eb29f0b41e4ac2d3d17ebad7295c2ebdc02a:
>>
>> rootfs_rpm.bbclass: remove debug code (2012-12-19 21:43:55 +0000)
>>
>> are available in the git repository at:
>>
>> git://git.pokylinux.org/poky-contrib ChenQi/readonly-rootfs
>> http://git.pokylinux.org/cgit.cgi/poky-contrib/log/?h=ChenQi/readonly-rootfs
>>
>> Chen Qi (2):
>> initscripts: support read-only rootfs
>> rootfs_xxx.bbclass: support read-only-rootfs image feature
>>
>> meta/classes/rootfs_deb.bbclass | 14 +
>> meta/classes/rootfs_ipk.bbclass | 15 ++
>> meta/classes/rootfs_rpm.bbclass | 20 +-
>> meta/recipes-core/base-files/base-files_3.0.14.bb | 8 +-
>> .../initscripts/initscripts-1.0/bootmisc.sh | 9 +-
>> .../initscripts-1.0/populate-volatile.sh | 285 ++++++++++----------
>> .../initscripts/initscripts-1.0/volatiles | 1 +
>> .../initscripts-1.0/volatiles-readonly-minimal | 23 ++
>> .../initscripts-1.0/volatiles-readonly-sato | 30 +++
>> meta/recipes-core/initscripts/initscripts_1.0.bb | 15 +-
>> 10 files changed, 265 insertions(+), 155 deletions(-)
>> create mode 100644 meta/recipes-core/initscripts/initscripts-1.0/volatiles-readonly-minimal
>> create mode 100644 meta/recipes-core/initscripts/initscripts-1.0/volatiles-readonly-sato
>>
>> --
>> 1.7.9.5
>>
>>
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