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Message-ID: <4A029FD1.1050007@gmail.com>
Date: Thu, 07 May 2009 10:46:09 +0200
From: Jiri Slaby <jirislaby@gmail.com>
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To: Yang Hongyang <yanghy@cn.fujitsu.com>
CC: Andrew Morton <akpm@linux-foundation.org>,
       FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>,
       linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
       linux-arm-kernel@lists.arm.linux.org.uk
Subject: Re: [PATCH] remove DMA_nBIT_MASK macro
References: <20090507141114M.fujita.tomonori@lab.ntt.co.jp> <20090506223452.65e545d8.akpm@linux-foundation.org> <4A029BE1.4090309@cn.fujitsu.com>
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On 05/07/2009 10:29 AM, Yang Hongyang wrote:
> Shall we use something like below to warn people?
> #define DMA_64BIT_MASK	DMA_BIT_MASK(64);(__deprecated warnings:use DMA_BIT_MASK(64) instead) ?

Something like an irq flags deprecation in the past:
http://lwn.net/Articles/229673/
?

I don't know how many in-initializer (struct x x = { DMA_64BIT_MASK } )
users are out there though.