Re: 2.6.27-rc4-git1: Reported regressions from 2.6.26

Jens Axboe
2008-09-02T07:26:43Z

On Thu, Aug 28 2008, Christoph Hellwig wrote:
> On Wed, Aug 27, 2008 at 01:40:10PM -0700, Linus Torvalds wrote:
> >
> >
> > On Wed, 27 Aug 2008, Peter Osterlund wrote:
> > >
> > > Why not just revert the offending change and try again during the next
> > > merge window, assuming someone has figured out an acceptable way to
> > > handle this mess by then?
> >
> > Well,, for 2.6.27 that's what we'll have to do. But there's actually a
> > real problem here - the unlocked ioctl's (which we _should_ prefer) have a
> > strictly weaker and worse interface. I also wonder if any other
> > block_ioctl users were converted..
>
> Actually both interfaces are a fscking disaster. The right things to
> pass is neither and inode nor a file but a struct block_device. Al had
> all this work done a while and it just needs rebasing to a current tree:
>
> http://git.kernel.org/?p=linux/kernel/git/viro/bdev.git;a=summary

Completely agreed. Al, I remember talking to you about this at the
storage summit back in february. What are your current plans wrt moving
this forward?

--
Jens Axboe