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Date: Tue, 26 Jul 2005 21:53:23 -0700
From: Andrew Morton <akpm@osdl.org>
To: "H. J. Lu" <hjl@lucon.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: define-auxiliary-vector-size-at_vector_size.patch added to -mm
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"H. J. Lu" <hjl@lucon.org> wrote:
>
> My patch breaks x86_64 build. This patch will fix x86_64 build. I am
>  also enclosing the updated full patch.

It now breaks ppc64

include/asm/elf.h: In function `dump_task_regs':
include/asm/elf.h:177: error: dereferencing pointer to incomplete type

That's because pt_regs isn't known, because sched.h is including elf.h
before pt_regs gets defined.  This is a pretty fragile area I'm afraid.