Hi!
> > > For reference, this is the diff of this function (with the above patch)
> > > against a 2.6.13 (the last one i found around here that had this working,
> > > the
> > > kernel of suse 10.0, after that it disappeared before 2.6.16):
> > >
> > > # static int prepare_processes(void)
> > > # {
> > > # int error;
> > > #
> > > # pm_prepare_console();
> > > # -
> > > # - sys_sync();
> > > # -
> > > # disable_nonboot_cpus();
> > > #
> > > # if (freeze_processes()) {
> >
> > Why exacly was sys_sync removed from prepare_processes?
>
> Because it was moved to freeze_processes().
>
> > My last power failure during suspend-to-disk caused a journal replay
> > which took a few minutes on reboot.
>
> AFAICT, sys_sync doesn't prevent journal replies from happening on failure.
> It only causes data to be written to the storage, metadata are different
> story.
Are you sure?
sync should sync data and metadata, AFAICT... but it is okay to sync
it to the journal, only.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures)
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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