Re: [PATCH 2/7] sysfs: Pack sysfs_dirent more tightly.

Tejun Heo
2010-01-12T00:39:51Z

On 01/12/2010 05:21 AM, Eric W. Biederman wrote:
> From: Eric W. Biederman <ebiederm@aristanetworks.com>
>
> 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 <ebiederm@aristanetworks.com>

Acked-by: Tejun Heo <tj@kernel.org>

--
tejun