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From: Christoph Hellwig <hch@infradead.org>
To: Eric Paris <eparis@redhat.com>
Cc: Dave Chinner <david@fromorbit.com>,
	Christoph Hellwig <hch@infradead.org>,
	linux-kernel@vger.kernel.org,
	linux-security-module@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, zohar@us.ibm.com,
	warthog9@kernel.org, jmorris@namei.org, kyle@mcmartin.ca,
	hpa@zytor.com, akpm@linux-foundation.org,
	torvalds@linux-foundation.org, mingo@elte.hu,
	viro@zeniv.linux.org.uk
Subject: Re: [PATCH 1/3] IMA: move read/write counters into struct inode
Date: Tue, 19 Oct 2010 12:29:07 -0400	[thread overview]
Message-ID: <20101019162907.GA5785@infradead.org> (raw)
In-Reply-To: <1287505483.2530.174.camel@localhost.localdomain>

Eric,

I think you and just about everyone here are on a different page, and
before we have the basic disagreement settled I'm not sure we can
make much progress.

Can you please explain why a feature like IMA that no sane user would
ever want should cause _any_ overhead for users that just have it
compiled in because their distro or defconfig did without actually
using.

What exactly is the problem to require the few people that want it to
use a kernel command line option and/or an _DEFAULT_ON config option?


  reply	other threads:[~2010-10-19 16:29 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-19  1:16 [PATCH 1/3] IMA: move read/write counters into struct inode Eric Paris
2010-10-19  1:16 ` [PATCH 2/3] IMA: only allocate iint when needed Eric Paris
2010-10-19  1:17 ` [PATCH 3/3] IMA: use rbtree instead of radix tree for inode information cache Eric Paris
2010-10-19  1:30 ` [PATCH 1/3] IMA: move read/write counters into struct inode Christoph Hellwig
2010-10-19  2:14   ` Eric Paris
2010-10-19  7:39     ` Dave Chinner
2010-10-19 16:24       ` Eric Paris
2010-10-19 16:29         ` Christoph Hellwig [this message]
2010-10-19  8:39     ` Ingo Molnar
2010-10-19  2:46 ` Eric Paris
2010-10-19 15:52 ` Linus Torvalds
2010-10-19 16:36   ` Eric Paris
2010-10-19 16:55     ` Al Viro
2010-10-19 17:03       ` Linus Torvalds
2010-10-19 17:28         ` Al Viro
2010-10-19 18:16           ` Mimi Zohar
2010-10-20 13:10             ` John Stoffel
2010-10-20 13:36               ` Al Viro
2010-10-20 14:09                 ` John Stoffel
2010-10-19 19:11           ` Matthew Wilcox
2010-10-20  3:15             ` Al Viro
2010-10-20 17:38               ` J. Bruce Fields
2010-10-19 22:49         ` Eric Paris
2010-10-20 14:38           ` Ingo Molnar
2010-10-20 14:46             ` Eric Paris
2010-10-20 15:15               ` Ingo Molnar
2010-10-20 15:25                 ` Eric Paris
2010-10-21 16:15                 ` Casey Schaufler
2010-10-22  8:48                   ` Ingo Molnar
2010-10-22 17:50                     ` Casey Schaufler

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