From b351c39cc9e0151cee9b8d52a1e714928faabb38 Mon Sep 17 00:00:00 2001
From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Thu, 10 Apr 2014 18:19:12 -0300
Subject: [PATCH] KVM: x86: remove WARN_ON from get_kernel_ns()

Function and callers can be preempted.

https://bugzilla.kernel.org/show_bug.cgi?id=73721

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
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