linux-kernel - Re: [PATCH] vfs: Export do_fallocate() to kernel modules

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Date:	Tue, 23 Aug 2011 22:59:24 +0100
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Thieu Le <thieule@...omium.org>
Cc:	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] vfs: Export do_fallocate() to kernel modules

On Tue, Aug 23, 2011 at 02:47:55PM -0700, Thieu Le wrote:
> Export do_fallocate() so layered file systems such as ecryptfs can take
> advantage of this interface.  Existing interfaces to the fallocate
> facilities require a file descriptor which is not available to layered
> file systems.

Details, please.  do_fallocate() does shitloads of checks, probably pointless
for ecryptfs and its ilk, but I want to see users for that export before
I can say whether it's OK or not.
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