Re: CVS commit: src

[Joerg Sonnenberger <joerg%britannica.bec.de@localhost>]

On Fri, Feb 25, 2011 at 04:38:54PM +0200, Antti Kantee wrote:
> On Fri Feb 25 2011 at 15:19:30 +0100, Joerg Sonnenberger wrote:
> > I get time outs for stress_long and stress_short (rump/rumpkern/t_sp).
> 
> Those are because of, from what I could tell, this:
> 
> 0xbbbd45c5 <fcntl+21>:  mov    %gs:0x0,%edi
> ==> segfault
> 
> Notably, those tests exercise threads and processes more heavily than
> any other test we have: they create 256 concurrent racing threads over
> several processes which are killed and recreated.

Are you sure about that? libpthread should be the only thing (before the
back out) that touches %gs and the kernel is normally using %fs for CPU
local memory.

Joerg