Re: [PATCH 1/2] HAVE_SET_RESTORE_SIGMASK

David Woodhouse
2008-04-11T13:40:34Z

On Thu, 2008-04-10 at 21:32 +0100, Russell King wrote:
> On Wed, Apr 09, 2008 at 12:45:32PM +0100, David Woodhouse wrote:
> > On Fri, 2008-03-28 at 20:11 -0700, Roland McGrath wrote:
> > > Change all the #ifdef TIF_RESTORE_SIGMASK conditionals in non-arch
> > > code to #ifdef HAVE_SET_RESTORE_SIGMASK.
> >
> > That ifdef was only supposed to be a temporary thing until all
> > architectures had implemented TIF_RESTORE_SIGMASK anyway.
> >
> > It looks like only ARM, v850 and m68k which are still missing it; if
> > those three architectures can catch up, then hopefully it can die off
> > completely quite soon.
>
> Well, we don't have the pselect/ppoll/epoll_wait syscalls and there's
> been no demand for them, so I don't particularly see the point of
> going to the trouble of adding support for something no one's
> interested in using.

You're not likely to see demand for it from users. I believe glibc will
emulate it as best it can (which is not very well), and things will
appear to work.... most of the time.

--
dwmw2