From: Theodore Ts'o <tytso@mit.edu>
Date: Fri, 8 Nov 2013 05:14:53 +0000 (-0500)
Subject: ext4: use prandom_u32() instead of get_random_bytes()
X-Git-Tag: v3.13-rc1~86^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dd1f723bf56bd96efc9d90e9e60dc511c79de48f;p=pandora-kernel.git

ext4: use prandom_u32() instead of get_random_bytes()

Many of the uses of get_random_bytes() do not actually need
cryptographically secure random numbers.  Replace those uses with a
call to prandom_u32(), which is faster and which doesn't consume
entropy from the /dev/random driver.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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