linux-kernel - Re: [rfc] Ignore Fsync Calls in Laptop

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Message-ID: <BANLkTika_yHtvYdyG0CANGT6mvADruH8KQ@mail.gmail.com>
Date:	Thu, 2 Jun 2011 09:42:01 +0200
From:	"D. Jansen" <d.g.jansen@...glemail.com>
To:	"Ted Ts'o" <tytso@....edu>,
	"D. Jansen" <d.g.jansen@...glemail.com>, david@...g.hm,
	Oliver Neukum <oneukum@...e.de>, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, Dave Chinner <david@...morbit.com>,
	njs@...ox.com, bart@...wel.tk
Subject: Re: [rfc] Ignore Fsync Calls in Laptop_Mode

On Tue, May 31, 2011 at 4:03 AM, Ted Ts'o <tytso@....edu> wrote:
> The real fix is that applications need to be fixed to be less
> write-happy.

So do you agree to export barriers to user space? Because as you said
yourself, that would be the only way for apps to avoid fsync without
losing data safety. And since you want the problem fixed with the
apps, we need to provide them with the means to do so, right?
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