From: Thomas Glanzmann <thomas@glanzmann.de>
To: Theodore Tso <tytso@mit.edu>,
Arjan van de Ven <arjan@infradead.org>,
tytso@thunk.org, LKML <linux-kernel@vger.kernel.org>,
linux-ext4@vger.kernel.org
Subject: Re: zero out blocks of freed user data for operation a virtual machine environment
Date: Mon, 25 May 2009 14:34:30 +0200 [thread overview]
Message-ID: <20090525123430.GA5534@cip.informatik.uni-erlangen.de> (raw)
In-Reply-To: <20090525120320.GA25908@mit.edu>
Hello Ted,
> Yes, it does, sb_issue_discard(). So if you wanted to hook into this
> routine with a function which issued calls to zero out blocks, it
> would be easy to create a private patch.
that sounds good because it wouldn't only target the most used
filesystem but every other filesystem that uses the interface as well.
Do you think that a tunable or configurable patch has a chance to hit
upstream as well?
Thomas
next prev parent reply other threads:[~2009-05-25 12:34 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-24 17:00 zero out blocks of freed user data for operation a virtual machine environment Thomas Glanzmann
2009-05-24 17:15 ` Arjan van de Ven
2009-05-24 17:39 ` Thomas Glanzmann
2009-05-25 12:03 ` Theodore Tso
2009-05-25 12:34 ` Thomas Glanzmann [this message]
2009-05-25 13:14 ` Goswin von Brederlow
2009-05-25 14:01 ` Thomas Glanzmann
[not found] ` <f3177b9e0905251023n762b815akace1ae34e643458e@mail.gmail.com>
2009-05-25 17:26 ` Chris Worley
2009-05-26 10:22 ` Goswin von Brederlow
2009-05-26 16:52 ` Chris Worley
2009-05-28 19:27 ` Goswin von Brederlow
2009-05-25 3:29 ` David Newall
2009-05-25 5:26 ` Thomas Glanzmann
2009-05-25 7:48 ` Ron Yorston
2009-05-25 10:50 ` Thomas Glanzmann
2009-05-25 12:06 ` Theodore Tso
2009-05-25 21:19 ` Bill Davidsen
2009-05-26 4:45 ` Thomas Glanzmann
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