linux-kernel - Re: [PATCH v2] include/linux/skbuff.h: using '(u16) ~0U' instead of '~0U'

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Date:	Wed, 05 Jun 2013 08:44:14 +0800
From:	Chen Gang <gang.chen@...anux.com>
To:	David Laight <David.Laight@...LAB.COM>
CC:	Andy Shevchenko <andy.shevchenko@...il.com>, edumazet@...gle.com,
	Pravin Shelar <pshelar@...ira.com>, mgorman@...e.de,
	David Miller <davem@...emloft.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, netdev <netdev@...r.kernel.org>,
	Ben Hutchings <bhutchings@...arflare.com>
Subject: Re: [PATCH v2] include/linux/skbuff.h: using '(u16) ~0U' instead
 of '~0U'

On 06/03/2013 08:47 PM, David Laight wrote:
>>> +#define SKB_HEADER_UNSET_16	((unsigned short) ~0U)
>>> > > +
>> > 
>> > The _16 part isn't really correct, the type could be changed
>> > and then it would be wrong.
>> > 
>> > I think I might have used SKB_HEADER_OFFSET.
> I meant SKB_HEADER_UNSET_OFFSET or SKB_HEADER_OFFSET_UNSET
> 

It sound good, I choose the 2nd: 'SKB_HEADER_OFFSET_UNSET', for it may
be a 'noun', not a 'sentence'.

I will send patch v3 (also use '__u16' instead of 'unsigned short')


Thanks.
-- 
Chen Gang

Asianux Corporation
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