[PATCH] ubifs: Add freeze support

Amir Goldstein amir73il at gmail.com
Sun May 28 22:40:11 PDT 2017

On Mon, May 29, 2017 at 7:40 AM, Hyunchul Lee <hyc.lee at gmail.com> wrote:
> and I missed the following case.
> in some embedded systems, clean-up for shutdown should be fast.
> during this clean-up, freeze file system to guarantee integrity.
> umount with MNT_DETACH is not suitable because of not killing tasks.

Interesting point. It seems that good old "sync; reboot" does not cut
it anymore.
Not even emergency remount read-only sysrq trigger.

Some of you may have been following this thread on fsdevel:

Probably less have been following this longer thread on xfs list:

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