FYI: Increase in schedlock.exp failures in LinuxThreads on an RH kernel

Daniel Jacobowitz drow@mvista.com
Mon Jul 28 19:49:00 GMT 2003


On Mon, Jul 28, 2003 at 12:48:17PM -0700, Roland McGrath wrote:
> > I noticed recently, after switching kernels (I'm temporarily running a
> > Debian system with a Red Hat kernel - don't ask) 
> 
> We won't ask.  But, as you might imagine, we do run the gdb test suite on
> our kernels, and we haven't seen this.  So you indeed must have hit upon a
> lucky combination of hardware and software between that RH kernel and your
> Debian userland that happens to bite.

Have you run a testsuite using LinuxThreads, but the NPTL-aware kernel? 
That should be enough to trigger it, I think.  It won't show up in
NPTL, because the SIGINT will be load balanced and only delivered to
one of the threads.

> > Ingo/Roland - might want to export ShdPnd in the RH kernels...
> 
> We probably will.  I always used that patch when debugging the kernel
> signals code in the past.

Thanks.

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer



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