Re: [PATCH] swapcontext vs libpthread

[Emmanuel Dreyfus <manu%netbsd.org@localhost>]

On Thu, Aug 23, 2012 at 11:24:03AM +0000, Christos Zoulas wrote:
> Why do you say that? pthread_cancelstub.c does exactly this (wrapping
> a syscall and calling it) all the time. I don't think we should be
> getting the kernel involved with this.

This is not strightforward for setcontext as it is not defined as a
WEAK_ALIAS of _setcontext in libc. 

Shall I substitute setcontext by _setcontext in  lib/libc/setcontext.S
and add a WEAK_ALIAS? Or should I invoke RSYSCALL(setcontext) from 
libpthread?

-- 
Emmanuel Dreyfus
manu%netbsd.org@localhost