From: Nick Kossifidis <mickflemm@gmail.com>
Date: Mon, 17 Dec 2012 03:18:11 +0000 (-0500)
Subject: random: Mix cputime from each thread that exits to the pool
X-Git-Tag: v3.8-rc1~43^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6133705494bb02953e1e2cc3018a4373981b3c97;p=pandora-kernel.git

random: Mix cputime from each thread that exits to the pool

When a thread exits mix it's cputime (userspace + kernelspace) to the entropy pool.

We don't know how "random" this is, so we use add_device_randomness that doesn't mess
with entropy count.

Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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