Re: [GIT] Sparc
From: Linus Torvalds
Date: Wed Sep 22 2010 - 15:09:44 EST
On Wed, Sep 22, 2010 at 11:53 AM, Al Viro <viro@xxxxxxxxxxxxxxxxxx> wrote:
>
> Um, no. You've *already* called get_signal_to_deliver(). There had been
> no SIGSEGV in sight. You happily went on to set a sigframe for e.g.
> SIGHUP, but ran out of stack. At that point you get force_sigsegv()
> from handle_signal(). _NOW_ you have a pending SIGSEGV
Ahh. Ok. Different case from the one I thought you were worried about.
And yeah, I guess that one does require us to mess with the low-level
asm code (although I do wonder if we could not make the whole
do_notify_resume + reschedule code be generic C code - it's a lot of
duplicated subtle asm as it is).
Linus
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/