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Re: [Qemu-devel] [PATCH v5] linux-user: Let user specify random seed


From: Magnus Reftel
Subject: Re: [Qemu-devel] [PATCH v5] linux-user: Let user specify random seed
Date: Wed, 22 Oct 2014 15:17:33 +0200

On Tue, Oct 14, 2014 at 5:18 PM, Magnus Reftel <address@hidden> wrote:
> linux-user uses the rand function for generating the value of the AT_RANDOM 
> elf
> aux vector entry, and explicitly seeds the random number generator with the
> current time. This makes it impossible to reproduce runs that use the 
> AT_RANDOM
> bytes.
>
> This patch adds a command line option and a matching environment variable for
> setting the random seed, so that the AT_RANDOM values can be predictable when
> the user chooses. The default is still to seed the random number generator
> with the current time.
>
> The difference from version 4 of the patch is only the addition of the line
>   Reviewed-by: Eric Blake <address@hidden>
> to the commit message.

Ping.
http://patchwork.ozlabs.org/patch/399483/

BR
Magnus Reftel



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