Re: 2.4.7 and sparc32... ;(((

[Anton Blanchard <anton@samba.org>]

Hi,

> (who's anton? is he reading this list?)

Yep :)

> yup; hung after a night on my SMP SS10, something about spinlocks 
> (uh, forgot to write down the actual message), what I have written 
> down and looked up in System.map is:
> 
> CPU0 stuck at f0047e4c swap_out_mm
> CPU1 stuck at f003dedc exit_mmap
> 
> owner 0:f003c568 handle_mm_fault

Are you running with some highmem? (it should tell you in the boot log)
If so I can see a few places that could cause this bug. It appears that
we are scheduling with the page_table lock held.

Anton