[PATCH]: hurd: Do not hide rtld symbols which need to be preempted [Was: hurd: Hidden symbols in rtld]

[Samuel Thibault]

H.J. Lu, on Sun 20 Mar 2016 10:14:40 -0700, wrote:
> >> Is __access perhaps missing in the list?  There is a weak
> >> definition for __access in dl-sysdep.c.
[...]
> It is not about weak nor not.  By default, there is no difference
> between weak defined symbol and non-weak defined symbols
> at run-time.

Ah, right.

> The question should be asked is if __access in dl-sysdep.c can
> be used in ld.so after bootstrap on Hurd.

Ok.  It seems it's only used in dl_main and in process_envvars only
called by dl_main, so it should be fine, right?

About __open, it's definitely used for dlopen() :)

Thanks,
Samuel