linux-kernel - Re: [PATCH] module: struct module

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Message-ID: <CAOS58YOJTaoB1xsJ4D56x1v+ZM5qsP3ojrJqsFAMJR2YUaHKxA@mail.gmail.com>
Date:	Fri, 16 Dec 2011 08:05:19 -0800
From:	Tejun Heo <tj@...nel.org>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	David Miller <davem@...emloft.net>, Robin Holt <holt@....com>
Subject: Re: [PATCH] module: struct module_ref should contains long fields

Hello,

On Fri, Dec 16, 2011 at 8:01 AM, Eric Dumazet <eric.dumazet@...il.com> wrote:
> Its percpu data, there is no need to waste a full cache line per cpu for
> this.

Hmmm.... okay. I just don't like seeing arbitrary alignment there.
Can you please add some comment explaining why the unusual alignment
is used there?

Thanks.

-- 
tejun
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