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Date: Wed, 19 Feb 2003 16:48:17 -0500
From: Jeff Garzik <jgarzik@pobox.com>
To: "David S. Miller" <davem@redhat.com>
Cc: "Randy.Dunlap" <rddunlap@osdl.org>, Ion Badulescu <ionut@badula.org>,
       torvalds@transmeta.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] add new DMA_ADDR_T_SIZE define
Message-ID: <20030219214817.GD4977@gtf.org>
References: <Pine.LNX.4.44.0302191050290.29393-100000@guppy.limebrokerage.com> <20030219092046.458c2876.rddunlap@osdl.org> <1045692372.14268.9.camel@rth.ninka.net>
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On Wed, Feb 19, 2003 at 02:06:12PM -0800, David S. Miller wrote:
> On Wed, 2003-02-19 at 09:20, Randy.Dunlap wrote:
> > Does this help with being able to printk() a <dma_addr_t>?  How?
> > Always use a cast to (u64) or something else?
> 
> One should always cast to long long and use %llx.  There is no
> printf format appropriate for a 'u64'.

/me wishes gcc would let the user application define printf formats
for arbitrary [non-struct] user data types...

	Jeff



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