linux-kernel - About get_page for compound page

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Message-ID: <ab18d8520707190854v50216497mcc2be291d1a99ab2@mail.gmail.com>
Date:	Thu, 19 Jul 2007 23:54:01 +0800
From:	"Fengwei Yin" <yfw.kernel@...il.com>
To:	LKML <linux-kernel@...r.kernel.org>
Subject: About get_page for compound page

Hi,
In get_page(), the parameter page is changed by
         page = compound_head(page);
if the page is not the first page of compound pages.

My question: is this behavior correct?

Regards
Yin, Fengwei
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