From 9efe4f2992025c3a4027c60bf36ae9d710ca3781 Mon Sep 17 00:00:00 2001
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
Date: Tue, 17 Dec 2013 13:41:31 +0100
Subject: [PATCH] s390/mm: optimize randomize_et_dyn for !PF_RANDOMIZE

Skip the call to brk_rnd() if the PF_RANDOMIZE flag is not set for
the process. This avoids the costly get_random_int() call. Modify
arch_randomize_brk() as well to make it look like randomize_et_dyn().

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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