linux-kernel - Re: vfat32 Free Cluster Count Update

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Message-ID: <87fxvotm3r.fsf@duaron.myhome.or.jp>
Date:	Wed, 20 Feb 2008 11:09:28 +0900
From:	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
To:	Valdis.Kletnieks@...edu
Cc:	Gunter Ohrner <G.Ohrner@...t.rwth-aachen.de>,
	linux-kernel@...r.kernel.org
Subject: Re: vfat32 Free Cluster Count Update

Valdis.Kletnieks@...edu writes:

> (Or is 'df' simply a known way to force execution of a code path that ends up
> fixing the counts as a side-effect?)

Yes. df calls statfs(2), and FAT counts free clusters for ->f_ffree for
it. Then, the free clusters count is fixed as a side-effect.
-- 
OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
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