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

Christoph Hellwig
2008-08-28T13:52:45Z

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: