Re: vfs: Add MS_FLUSHONFSYNC mount flag

From: Dave Chinner
Date: Fri Feb 13 2009 - 07:21:18 EST


On Fri, Feb 13, 2009 at 12:20:17AM -0600, Eric Sandeen wrote:
> I'm just a little leery of the "dangerous" mount option proliferation, I
> guess.

You're not the only one, Eric. It's bad enough having to explain to
users what barriers do once they have lost data after a power loss,
let alone confusing them further by adding more mount options they
will get wrong by accident....

Quite frankly, the VFS should do stuff that is slow and safe
and filesystems can choose to ignore the VFS (via filesystem
specific mount options) if they want to be fast and potentially
unsafe.

Cheers,

Dave.
--
Dave Chinner
david@xxxxxxxxxxxxx
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