On 02/12, Linus Torvalds wrote: > > On Wed, Feb 12, 2014 at 1:14 PM, Al Viro <v...@zeniv.linux.org.uk> wrote: > > > > Umm... What if we delay __sigqueue_free()? After all, that's where the > > fat sucker normally comes from. That way we might get away with much > > smaller structure on stack... > > Sounds like the RightThing(tm) to do to me, and I don't see why it > wouldn't work.
Probably... I'll try to reply tomorrow. > We'd have to teach each user of "dequeue_signal()" to free the siginfo > thing. And we should be careful with SIGQUEUE_PREALLOC, at least collect_signal() should not do list_del_init()... Plus we need to handle the SEND_SIG_FORCED-like case. Oleg. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
