From mboxrd@z Thu Jan  1 00:00:00 1970
From: ddaney@caviumnetworks.com (David Daney)
Date: Wed, 16 Feb 2011 12:14:28 -0800
Subject: [ltt-dev] Porting "jump labels" to userspace
In-Reply-To: <20110216200034.GA6066@Krystal>
References: <4D5AA164.1050607@polymtl.ca> <y0mvd0ltgba.fsf@fche.csb>
	<AANLkTi=Nsy6fXE9=Njxs9LPHuohHzf=q5kD+fK765Rht@mail.gmail.com>
	<1297853778.3224.90.camel@springer.wildebeest.org>
	<20110216185056.CAD7B1806E0@magilla.sf.frob.com>
	<20110216200034.GA6066@Krystal>
Message-ID: <4D5C3024.6040807@caviumnetworks.com>

On 02/16/2011 12:00 PM, Mathieu Desnoyers wrote:
[...]>
> Actually, creating the equivalent of the jump labels for userspace is on our
> list of "things to do" for the UST project.
>
> If Jason and other jump label contributors agree to dual-license the jump label
> generic and per-arch implementations under both GPLv2 and LGPLv2.1, we could
> probably re-use a large part of this code to create a static jump label library
> for userspace. The concerned authors are precisely: Jason for generic and x86
> code, Steven for some improvements in generic code and David S. Miller for the
> sparc port. After things settle down with the current jump label changes
> proposed by Peter Zijlstra, we might also want to ask for his permission to
> LGPLize his changes.
>
FWIW:  MIPS jump label support is now in as of:

94bb0c1 (MIPS: jump label: Add MIPS support.)

I would be the author of that.

David Daney