linux-kernel - Re: How to printk unsigned long long variable?

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Date:	Sun, 17 Jun 2007 16:55:09 +1000
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Roland Dreier <rdreier@...co.com>
Cc:	"jidong xiao" <jidong.xiao@...il.com>,
	"Randy Dunlap" <randy.dunlap@...cle.com>,
	"Vegard Nossum" <vegard.nossum@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: How to printk unsigned long long variable?

On Fri, 15 Jun 2007 11:41:58 -0700 Roland Dreier <rdreier@...co.com> wrote:
>
>  > dma_mask should be a pointer, I mean, the element in struct device, see below,
> 
> Sorry, you're right.
> 
> So print it as (unsigned long long) *dev->dma_mask.

And the reason you need to cast it is because u64 is "unsigned long" on
some architectures and "unsigned long long" on others.

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au
http://www.canb.auug.org.au/~sfr/

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