linux-ext4 - Does ext4 send FUA to flush disk cache

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Message-ID: <BANLkTikmryaO5r012VwsNzhcaaVQ_4QfzA@mail.gmail.com>
Date:	Fri, 8 Apr 2011 15:02:27 -0700
From:	Mark Busheman <markbusheman@...il.com>
To:	linux-ext4@...r.kernel.org
Subject: Does ext4 send FUA to flush disk cache

I plan to use data=journal option with ext4. Would like to know if
ext4 send FUA (Forced Unit Access)
to flush the disk cache?

Cheers
Mark
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