cvs commit: src/lib/libpthread/thread thr_private.h thr_sig.c

Daniel Eischen deischen at
Wed Nov 3 11:59:18 PST 2004

On Wed, 3 Nov 2004, John Baldwin wrote:

> On Tuesday 02 November 2004 06:40 pm, Daniel Eischen wrote:
> >
> > I think if _kse_critical_leave() were replaced by _kcb_critical_leave()
> > at around line 676 in thr_kern.c, that should fix the problem, no?
> > There's no reason to do a yield check after leaving the scheduler,
> > and the check for signals and cancellation is done right after
> > that point before returning.
> Well, it moved it. :)  Now thr_sig_rundown() is called from thr_resume_check()
> from thr_sched_switch_unlocked(), but psf->valid is zero, so it still doesn't
> work.  What would happen if the signal came in before curthread->frame was
> set to &psf in thread_sched_switch_unlocked()?

That would cause the problem also.  How's this look?

Dan Eischen

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