From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
To: Hal Finney <hal.finney@gmail.com>
Cc: tpmdd-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org,
srajiv@linux.vnet.ibm.com
Subject: Re: [tpmdd-devel] [PATCH] TPM: Let the tpm char device be openable multiple times
Date: Tue, 3 Nov 2009 10:46:44 -0700 [thread overview]
Message-ID: <20091103174644.GO7768@obsidianresearch.com> (raw)
In-Reply-To: <da7b3ce30911030931u1ccbff69ted4206606475c83@mail.gmail.com>
On Tue, Nov 03, 2009 at 09:31:55AM -0800, Hal Finney wrote:
> What if you don't want it accessible by user mode apps, you only want
> your middleware (ie tcs daemon, tcsd) to open it? Will this still
> allow that to be enforced, so nobody can interfere with tcsd's
> exclusive access to the device?
I did not attempt to implement something like that. Most cases in
Linux seem to leave that to user space..
Jason
next prev parent reply other threads:[~2009-11-03 17:46 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-03 0:35 [PATCH] TPM: Let the tpm char device be openable multiple times Jason Gunthorpe
2009-11-03 10:43 ` Alan Cox
2009-11-03 17:15 ` Jason Gunthorpe
2009-11-03 17:31 ` [tpmdd-devel] " Hal Finney
2009-11-03 17:46 ` Jason Gunthorpe [this message]
2009-11-03 18:14 ` Valdis.Kletnieks
2009-11-03 22:41 ` Jason Gunthorpe
2009-11-04 3:24 ` Valdis.Kletnieks
2009-11-04 4:27 ` Jason Gunthorpe
2009-11-04 9:58 ` Alan Cox
-- strict thread matches above, loose matches on Subject: below --
2012-09-30 23:33 Jason Gunthorpe
2012-10-01 9:07 ` [tpmdd-devel] " Peter.Huewe
2012-10-01 16:09 ` Jason Gunthorpe
2012-10-10 16:33 ` Kent Yoder
2012-10-12 20:56 ` Jason Gunthorpe
2012-10-15 8:35 ` [tpmdd-devel] " Peter.Huewe
2012-10-15 16:39 ` Jason Gunthorpe
2012-10-15 16:49 ` Alan Cox
2012-10-15 16:56 ` Jason Gunthorpe
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