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Date:	Tue, 12 Jan 2010 09:41:36 +0900
From:	Tejun Heo <>
To:	"Eric W. Biederman" <>
CC:	Greg Kroah-Hartman <>,
	Kay Sievers <>,,
	Cornelia Huck <>,,
	Eric Dumazet <>,
	Benjamin LaHaise <>,
	Serge Hallyn <>,
	"Eric W. Biederman" <>
Subject: Re: [PATCH 2/7] sysfs: Pack sysfs_dirent more tightly.

On 01/12/2010 05:21 AM, Eric W. Biederman wrote:
> From: Eric W. Biederman <>
> Placing the 16bit s_mode between a pointer and a long doesn't pack well
> especailly on 64bit where we wast 48 bits.  So move s_mode and
> declare it as a unsigned short.  This is the sysfs backing store
> after all we don't need fields extra large just in case someday
> we want userspace to be able to use a larger value.
> Signed-off-by: Eric W. Biederman <>

Acked-by: Tejun Heo <>

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