Date: Wed, 15 Feb 2006 22:31:22 +0100
From: Ingo Molnar <mingo@elte.hu>
To: Daniel Walker <dwalker@mvista.com>
Cc: linux-kernel@vger.kernel.org, Ulrich Drepper <drepper@redhat.com>,
       Thomas Gleixner <tglx@linutronix.de>,
       Arjan van de Ven <arjan@infradead.org>,
       David Singleton <dsingleton@mvista.com>, Andrew Morton <akpm@osdl.org>
Subject: Re: [patch 0/5] lightweight robust futexes: -V1
Message-ID: <20060215213122.GA17450@elte.hu>
References: <20060215151711.GA31569@elte.hu> <Pine.LNX.4.64.0602151059300.14526@dhcp153.mvista.com>
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* Daniel Walker <dwalker@mvista.com> wrote:

> >This patchset provides a new (written from scratch) implementation of
> >robust futexes, called "lightweight robust futexes". We believe this new
> >implementation is faster and simpler than the vma-based robust futex
> >solutions presented before, and we'd like this patchset to be adopted in
> >the upstream kernel. This is version 1 of the patchset.
> 
> 	Next point of discussion must be PI. [...]

robustness is an orthogonal feature to Priority Inheritance. In fact it 
was requested before on lkml to separate robustness support from PI 
support, and the vma-based robust futex patches now do precisely that - 
they dont offer PI. So no, PI does not play here, it's a separate thing.

	Ingo
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