From: Andrew Morton <akpm@linux-foundation.org>
To: Kyle McMartin <kyle@mcmartin.ca>
Cc: James Morris <jmorris@namei.org>,
Christoph Hellwig <hch@infradead.org>,
kernel@lists.fedoraproject.org, Mimi Zohar <zohar@us.ibm.com>,
warthog9@kernel.org, Dave Chinner <david@fromorbit.com>,
linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Serge Hallyn <serue@us.ibm.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
mingo@elte.hu, eparis@redhat.com
Subject: Re: ima: use of radix tree cache indexing == massive waste of memory?
Date: Sun, 17 Oct 2010 23:36:20 -0700 [thread overview]
Message-ID: <20101017233620.0db45dd9.akpm@linux-foundation.org> (raw)
In-Reply-To: <20101018062530.GD8332@bombadil.infradead.org>
On Mon, 18 Oct 2010 02:25:30 -0400 Kyle McMartin <kyle@mcmartin.ca> wrote:
> Subject: [PATCH] ima: allow it to be completely disabled (and default to off)
Good enough as a short-term thing I guess.
But the memory consumption which David described is plain nuttiness and
needs to be fixed, presumably by using a more appropriate data structure
for lookups.
However unless I missed it, nobody has yet stated that they intend to
fix this?
next prev parent reply other threads:[~2010-10-18 6:36 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-16 6:52 ima: use of radix tree cache indexing == massive waste of memory? Dave Chinner
2010-10-16 19:20 ` Christoph Hellwig
2010-10-16 21:10 ` H. Peter Anvin
2010-10-17 0:35 ` Dave Chinner
2010-10-17 0:54 ` J.H.
2010-10-17 2:11 ` Dave Chinner
2010-10-18 18:12 ` J.H.
2010-10-17 0:49 ` Christoph Hellwig
2010-10-17 1:09 ` Kyle McMartin
2010-10-17 1:13 ` Christoph Hellwig
2010-10-17 5:49 ` Ingo Molnar
2010-10-17 5:40 ` Ingo Molnar
2010-10-17 18:46 ` Christoph Hellwig
2010-10-18 0:49 ` James Morris
2010-10-18 6:25 ` Kyle McMartin
2010-10-18 6:36 ` Andrew Morton [this message]
2010-10-18 9:29 ` Dave Chinner
2010-10-18 13:31 ` Mimi Zohar
2010-10-18 20:50 ` Ware, Ryan R
2010-10-26 7:31 ` Pavel Machek
2010-10-18 16:03 ` Mimi Zohar
2010-10-18 19:24 ` John Stoffel
2010-10-18 16:46 ` Ryan Ware
2010-10-18 16:48 ` Eric Paris
2010-10-18 17:10 ` Kyle McMartin
2010-10-18 17:34 ` Kyle McMartin
2010-10-18 17:56 ` Linus Torvalds
2010-10-18 18:13 ` Eric Paris
2010-10-18 18:19 ` Ingo Molnar
2010-10-18 18:43 ` Eric Paris
2010-10-19 0:58 ` Eric Paris
2010-10-18 18:06 ` H. Peter Anvin
2010-10-18 18:11 ` Ingo Molnar
2010-10-18 18:13 ` H. Peter Anvin
2010-10-25 13:18 ` Pavel Machek
2010-10-17 5:57 ` Mimi Zohar
2010-10-17 11:02 ` Peter Zijlstra
2010-10-17 13:12 ` Eric Paris
2010-10-17 13:59 ` Peter Zijlstra
2010-10-17 14:04 ` Peter Zijlstra
2010-10-17 14:16 ` Eric Paris
2010-10-18 11:57 ` Peter Zijlstra
2010-10-18 14:59 ` Ted Ts'o
2010-10-18 15:02 ` Peter Zijlstra
2010-10-18 15:02 ` Eric Paris
2010-10-17 18:52 ` Christoph Hellwig
2010-10-18 16:44 ` Ryan Ware
2010-10-18 0:07 ` Dave Chinner
2010-10-17 14:09 ` Mimi Zohar
2010-10-17 18:49 ` Christoph Hellwig
2010-10-17 19:39 ` Pavel Machek
-- strict thread matches above, loose matches on Subject: below --
2010-10-18 15:09 Christoph Hellwig
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