On Tue, Jun 26, 2007 at 02:33:35PM -0700, Randy Dunlap wrote:
> On Tue, 26 Jun 2007 14:23:20 -0700 Andrew Morton wrote:
>
> > On Tue, 26 Jun 2007 15:48:58 -0500
> > Dave Kleikamp <[email protected]> wrote:
> >
> > > On Tue, 2007-06-26 at 13:32 -0700, Andrew Morton wrote:
> > > > On Fri, 15 Jun 2007 00:15:55 +0200
> > > > Adrian Bunk <[email protected]> wrote:
> > > >
> > > > > nobh_{prepare,commit}_write() are no longer used.
> > > >
> > > > wth? What happened to ext2 and ext3 nobh mode? They seem to
> > > > have magically and unchangeloggedly disappeared?
> > >
> > > They were removed with Nick's new aops patches.
> > ^secretly
> > >
> >
> > That much I worked out for myself. It's kinda staggering that a fairly
> > major feature in two fairly major filesystems got removed without even a
> > mention in the changelog. I don't recall having seen it discussed in email
> > but I obviously missed that bit.
> >
> > Look, I'm one micron from just dropping the whole lot. These changes
> > simply have not received the amount of energy, effort, care, attention and
> > testing which a change of this magnitude requires.
>
> so be sure to discuss that (not the patches themselves so much,
> but the process(es)) at the kernel summit etc....
I did of course mention that nobh wasn't converted when sending the
patches.
I asked for comments about how much it is used in real world. Badari
was the only one who replied about that but we didn't reach a conclusion.
I don't know about energy, but I have seen lots of other patches cause
a lot more problems...
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