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Date: Tue, 13 Dec 2005 09:15:02 +0100
From: Ingo Molnar <mingo@elte.hu>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Lee Revell <rlrevell@joe-job.com>, david singleton <dsingleton@mvista.com>,
       linux-kernel <linux-kernel@vger.kernel.org>,
       Thomas Gleixner <tglx@linutronix.de>
Subject: Re: 2.6.15-rc5-rt1 will not compile (was Re: 2.6.14-rt15: cannot build with !PREEMPT_RT)
Message-ID: <20051213081502.GB10088@elte.hu>
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* Steven Rostedt <rostedt@goodmis.org> wrote:

> Looks like Ingo has a generic rwsem to work with, but if your arch 
> turns on CONFIG_RWSEM_XCHGADD_ALGORITHM, it will compile lib/rwsem.c 
> which won't compile as you've seen.
> 
> Try out this patch: I changed the Makefile, instead of going to each 
> and every arch and change its Kconfig to do it properly.

i rather went for fixing up the Kconfig, that makes things easier to 
follow. If it turns out to be lots of duplicate stuff we could create a 
lib/Kconfig.rwsem that architectures can include.

	Ingo