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From: Andrew Morton <akpm@osdl.org>
To: Christoph Lameter <christoph@lameter.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Replace zone padding with a definition in cache.h
Date: Tue, 15 Mar 2005 20:23:31 -0800	[thread overview]
Message-ID: <20050315202331.008ec856.akpm@osdl.org> (raw)
In-Reply-To: <Pine.LNX.4.58.0503152010190.5134@server.graphe.net>

Christoph Lameter <christoph@lameter.com> wrote:
>
>  +#ifndef ____cacheline_pad_in_smp
>  +#if defined(CONFIG_SMP)
>  +#define ____cacheline_pad_in_smp struct { char  x; } ____cacheline_maxaligned_in_smp
>  +#else
>  +#define ____cacheline_pad_in_smp
>  +#endif
>  +#endif

That's going to spit a warning with older gcc's.  "warning: unnamed
struct/union that defines no instances".

  reply	other threads:[~2005-03-16  4:23 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-16  4:12 Christoph Lameter
2005-03-16  4:23 ` Andrew Morton [this message]
2005-03-16  5:04   ` Christoph Lameter
2005-03-16  5:23     ` Andrew Morton
2005-03-16  5:27       ` Christoph Lameter
2005-03-16  4:24 ` Nick Piggin
2005-03-16  5:05   ` Christoph Lameter

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