Re: [RFC][PATCH] _UC_TLSBASE for all ports

[Matt Thomas <matt%3am-software.com@localhost>]

On Aug 11, 2012, at 10:35 AM, Thor Lancelot Simon wrote:

> On Sat, Aug 11, 2012 at 06:45:12AM +0000, Christos Zoulas wrote:
>> 
>> It is a slippery slope, but I think in this case it is wise to bend.
>> If we cannot reach agreement here, consult core.
> 
> I see no point bending NetBSD into knots in this case if the resulting
> performance is as bad as Joerg claims it will be.  Is it actually the
> case that our *context() functions are almost as heavy as a full
> kernel-level thread switch?

I'm wondering if we need a new makecontext which can allocate a new
private thread-local area.  We can set the stack via uc_stack but
there isn't a way to allocate a new thread-local area.