Re: [patch] Threads performance - allow signal handler to not call handler

Jeff Dike (
Wed, 27 Mar 2002 17:02:44 -0500 said:
> With this patch, if the flag is set, the signal handler won't get
> called (thus saving the overhead of going in and out of userland for
> the handler), but it will still wake up sigsuspend() and select().

I've wanted this for UML as well. I have some empty signal handlers which
exist for no reason other than to wake up pause/sigsuspend/et al.


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