Re: getcontext()/setcontext()/makecontext() reliability?

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

On Fri, May 04, 2012 at 11:52:15AM +0000, Christos Zoulas wrote:
> You realize {g,s}etcontext are system calls too, and they are not like the
> old setjmp/longjmp that most of the time were implemented in userland?

To expand a bit on this, by default, they including the signal mask and
that requires the kernel round trip.

Joerg