linux-kernel - Re: [tip:x86/kaslr] x86, kaslr: Provide randomness functions

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Message-ID: <2482e945-c263-4273-ad09-de83a830ecd6@email.android.com>
Date:	Wed, 13 Nov 2013 15:25:46 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Pavel Machek <pavel@....cz>, "H. Peter Anvin" <hpa@...ux.intel.com>
CC:	Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
	keescook@...omium.org, tglx@...utronix.de,
	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:x86/kaslr] x86, kaslr: Provide randomness functions

No, it literally doesn't exist yet.  As in it isn't in memory at the point this is run.

Pavel Machek <pavel@....cz> wrote:
>On Wed 2013-11-13 10:40:40, H. Peter Anvin wrote:
>> On 11/13/2013 10:16 AM, Pavel Machek wrote:
>> > 
>> > If it is not performance critical, why not use "/dev/random"
>> > infrastructure?
>> > 
>> 
>> Because it doesn't exist yet?
>
>Would it be feasible to initialize /dev/random earlier instead of
>reinventing it?
>									Pavel

-- 
Sent from my mobile phone.  Please pardon brevity and lack of formatting.
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