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From: Laura Abbott <lauraa-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
To: Grant Likely
	<grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	Kees Cook <keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
Subject: Re: [RFC/PATCH 2/3] arm: Add ARCH_WANT_OF_RANDOMNESS
Date: Wed, 12 Feb 2014 16:54:07 -0800	[thread overview]
Message-ID: <52FC17AF.1080508@codeaurora.org> (raw)
In-Reply-To: <20140212164907.0E958C407C9-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>

On 2/12/2014 8:49 AM, Grant Likely wrote:
> On Tue, 11 Feb 2014 17:33:24 -0800, Laura Abbott <lauraa-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> wrote:
>> The stack canary for ARM is currently the same across reboots
>> due to lack of randomness early enough. Add ARCH_WANT_OF_RANDOMNESS
>> to allow devices to add whatever randomness they need.
>>
>> Signed-off-by: Laura Abbott <lauraa-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
>
> Do you have a draft patch for a user of this yet?
>

I had a particular patch in mind but I need to re-work it to work with 
the upstream tree. I wanted to at least send out the infrastructure to 
see how open people were to the idea. After reading the comments, I have 
a couple more ideas of users as well. I'll see if I can work that in for v2.

> g.
>

Thanks,
Laura


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      parent reply	other threads:[~2014-02-13  0:54 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-12  1:33 [RFC/PATCH 0/3] Add devicetree scanning for randomness Laura Abbott
     [not found] ` < 201402121251.06280.arnd@arndb.de>
2014-02-12  1:33 ` [RFC/PATCH 1/3] of: Add early randomness hooks Laura Abbott
2014-02-12  1:33 ` [RFC/PATCH 2/3] arm: Add ARCH_WANT_OF_RANDOMNESS Laura Abbott
2014-02-12  1:33 ` [RFC/PATCH 3/3] init: Move stack canary initialization after setup_arch Laura Abbott
2014-02-12 11:51 ` [RFC/PATCH 0/3] Add devicetree scanning for randomness Arnd Bergmann
     [not found]   ` <201402121251.06280.arnd-r2nGTMty4D4@public.gmane.org>
2014-02-12 17:45     ` Jason Cooper
2014-02-12 18:17       ` Arnd Bergmann
2014-02-12 18:45         ` Jason Cooper
2014-02-12 19:12           ` Arnd Bergmann
2014-02-12 19:43             ` Jason Cooper
2014-02-12 23:55             ` Rob Herring
     [not found]       ` <20140212174554.GM27395-u4khhh1J0LxI1Ri9qeTfzeTW4wlIGRCZ@public.gmane.org>
2014-02-12 18:13         ` Olof Johansson
     [not found]           ` <CAOesGMgNkdxW4znmns10-DPc4+OTWJLyx2fcJGTgdND6pp0zUQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-02-12 18:32             ` Jason Cooper
2014-02-12 18:20         ` Jason Gunthorpe
     [not found]           ` <20140212182000.GJ5554-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2014-02-12 18:51             ` Jason Cooper
2014-02-17 15:54           ` Grant Likely
2014-02-17 16:13             ` Arnd Bergmann
2014-02-17 18:23               ` Jason Cooper
2014-02-17 21:07                 ` Geert Uytterhoeven
     [not found]                   ` <CAMuHMdW7S=o4oHVsNtYo0i_giB5cgWhygo-GgSaA1Kur6m3vng-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-02-18 17:56                     ` Jason Cooper
2014-02-18  9:39               ` Grant Likely
2014-02-18 18:19             ` Jason Gunthorpe
2014-02-12 21:35       ` Kees Cook
2014-02-13  0:06   ` Laura Abbott
     [not found] ` < 1392168805-14200-2-git-send-email-lauraa@codeaurora.org>
     [not found]   ` <1392168805-14200-2-git-send-email-lauraa-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2014-02-12 16:47     ` [RFC/PATCH 1/3] of: Add early randomness hooks Grant Likely
     [not found] ` < 1392168805-14200-3-git-send-email-lauraa@codeaurora.org>
     [not found]   ` <1392168805-14200-3-git-send-email-lauraa-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2014-02-12 16:49     ` [RFC/PATCH 2/3] arm: Add ARCH_WANT_OF_RANDOMNESS Grant Likely
     [not found]       ` <20140212164907.0E958C407C9-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2014-02-13  0:54         ` Laura Abbott [this message]

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