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From: "Jörn Engel" <joern@logfs.org>
To: "Theodore Ts'o" <tytso@mit.edu>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
	Linux Kernel Developers List <linux-kernel@vger.kernel.org>,
	macro@linux-mips.org, ralf@linux-mips.org, dave.taht@gmail.com,
	blogic@openwrt.org, andrewmcgr@gmail.com, smueller@chronox.de,
	geert@linux-m68k.org, tg@mirbsd.de
Subject: Re: [PATCH,RFC] random: collect cpu randomness
Date: Mon, 3 Feb 2014 13:48:57 -0500	[thread overview]
Message-ID: <20140203184857.GA26740@logfs.org> (raw)
In-Reply-To: <20140203163729.GA13634@thunk.org>

On Mon, 3 February 2014 11:37:29 -0500, Theodore Ts'o wrote:
> 
> So we could take the struct pt_regs which we get from get_irq_regs(),
> XOR them together and use them to feed into input[2] amd input[3] in
> add_interrupt_randomness().  Or some other way of distributing the
> values of all of the irq registers into the __u32 input[4] array.
> 
> That would probably be a good and useful thing to do.  Was that
> basically what you were suggesting?

Yes.

Jörn

--
When you copy some code, you are supposed to read it.  If nothing else,
there's a chance to spot and fix an obvious bug instead of sharing it...
-- Al Viro

  reply	other threads:[~2014-02-03 18:48 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-02 20:36 Jörn Engel
2014-02-02 21:25 ` Stephan Mueller
2014-02-03  1:24   ` Jörn Engel
2014-02-03  1:28     ` H. Peter Anvin
2014-02-03 13:36     ` Stephan Mueller
2014-02-03  1:39   ` Theodore Ts'o
2014-02-03  3:35     ` Jörn Engel
2014-02-03 12:54     ` Thorsten Glaser
2014-02-03 13:06     ` Stephan Mueller
2014-02-03 15:50 ` Jörn Engel
2014-02-03 16:37   ` Theodore Ts'o
2014-02-03 18:48     ` Jörn Engel [this message]
2014-03-23 18:00       ` [PATCH] random: mix all saved registers into entropy pool Jörn Engel
2014-02-03 21:54     ` [PATCH,RFC] random: collect cpu randomness Maciej W. Rozycki
2014-02-03 22:44       ` Theodore Ts'o
2014-02-06 22:20 ` Kees Cook
2014-02-06 22:21   ` Dave Taht
2014-02-07  7:44   ` Jörn Engel
2014-02-20  9:50 ` Paolo Bonzini

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