xfs deadlock in stable kernel 3.0.4

[Stefan Priebe]

> One thing I noticed is that your config seems to run many fs tasks
> a lot slower than mine, but I'm not entirely sure why.
Strange would you post your config too?

> The only interesting things I noticed in your config where that you
> use slub instead of slab, which does a lot of high order allocations
> and has caused lots of trouble in the past, and that you enable
> CONFIG_CC_OPTIMIZE_FOR_SIZE, which has caused mis-compilation
> of complicated code in the past.  I don't want to blame it directly,
> but I could see how that causes problems with some of the atomic64_t
> games XFS plays since 2.6.38.
Will remove it.

At least dave was able to reproduce so he can probably help too.

Thanks!

Stefan
>