From mboxrd@z Thu Jan  1 00:00:00 1970
From: Keith Owens <kaos@sgi.com>
Date: Sat, 15 Mar 2003 02:40:54 +0000
Subject: Re: [Linux-ia64] [patch] 2.4.20-ia64-021210 new spinlock code
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To: linux-ia64@vger.kernel.org

On Sat, 15 Mar 2003 13:36:01 +1100, 
Keith Owens <kaos@sgi.com> wrote:
>David, closing the 1 bundle unwind window was a bit harder than I
>expected, it turns out that altrp does not specify where it applies, it
>is prologue global.  To get altrp to apply after mov b7=r28, I needed
>multiple prologues and bodies.  AFAICT this will unwind correctly on
>any instruction within ia64_spinlock_contention.  Could you verify that
>on your simulator (assuming it supports .save ar.pfs,r0)?

Damned cut and paste key!  Ignore that bit.