From 97ec8c067d322d32effdc1701760d3babbc5595f Mon Sep 17 00:00:00 2001
From: Feng Wu <feng.wu@intel.com>
Date: Tue, 1 Apr 2014 17:46:34 +0800
Subject: [PATCH] KVM: Add SMAP support when setting CR4

This patch adds SMAP handling logic when setting CR4 for guests

Thanks a lot to Paolo Bonzini for his suggestion to use the branchless
way to detect SMAP violation.

Signed-off-by: Feng Wu <feng.wu@intel.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
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