Re: LSF Papers online?

[Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>]

On Tuesday 14 April 2009 05:30:42 Tejun Heo wrote:
> Hello, Bartlomiej.
> 
> Bartlomiej Zolnierkiewicz wrote:
> > I've started reading it and immediately noticed a thing which made by day. :-)
> > 
> > Sorry if it will sound off-topic or undiplomatic but it is the best occasion
> > to straighten up some facts:
> > 
> >  "Discussion then moved on to the current status of getting libata out of
> >   SCSI: we have had several successes, notably timer handling and pieces of
> >   error handling have moved up to block. Unfortunately, the current progress
> >   has reached the point where it's being impeded by the legacy IDE subsystem
> > 
> > Heh, you can also blame the lack of world peace on the legacy IDE subsystem.
> > 
> > I wonder who came up with this ridiculous excuse (I'm sure it wasn't James!).
> 
> Eh... It was my session.  It probably is a bit too summarized.  I
> wans't really trying to blame IDE.  The point was that, at this point,
> adding any feature to the block layer is pretty precarious because in
> many places block layer API has become somewhat ambiguous and many
> users have been abusing in interesting ways for quite some time.  IDE,
> due to its history and complexity, happens to be the most complex one
> to clean up, so that was why IDE was mentioned in the session.
> 
> It's not like IDE has been preventing libata separation for all those
> years.  It's more like, when finally I got my lazy ass moving about
> moving features from SCSI midlayer to block layer, I realized I better
> clean up block API before moving forward and IDE was the most
> difficult user of block API in the process.

Right, this is the proper way of doing it.

> I apologize if it sounded like an attack on IDE.  It's true that IDE
> is the biggest block API abuser but it's mostly due to its long
> history and inherent complexity and you have been doing a lot to clean
> it up, so let's get it done.

No worries, lets focus on cleaning this up.

Thanks,
Bart