Vladimir Serbinenko <[EMAIL PROTECTED]> writes:

> I've seen that journal playback is one of TODO items. I think it's bad
> idea because:
>
> 1) It'll increase the size of FS modules. And fs modules are often embed
> in core image. So their size is critical

The size of a filesystem module is now about 4KB.  We do not know yet
how much the size will increase when journaling is possible.

> 2) It'll decrease safety because now GRUB doesn't write to FS and then
> it'll be so the GRUB's bugs could damage FS.
> 3) It'll be impossible to use resume/resume2 because the fs environment
> is not more the same as at the hibernation.

The data should not be written to the filesystem.  Instead the
journal should be played back for the data that is read.  I am not yet
sure if it is possible, easy and fast enough.  But I do think it is
worthwhile to consider journaling support.

--
Marco



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