linux-kernel - [PATCH 4.4 33/37] x86/kaiser: Reenable PARAVIRT

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Message-Id: <20180103195058.549946384@linuxfoundation.org>
Date:   Wed,  3 Jan 2018 21:11:39 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Borislav Petkov <bp@...e.de>
Subject: [PATCH 4.4 33/37] x86/kaiser: Reenable PARAVIRT

4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Borislav Petkov <bp@...e.de>


Now that the required bits have been addressed, reenable
PARAVIRT.

Signed-off-by: Borislav Petkov <bp@...e.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 security/Kconfig |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/security/Kconfig
+++ b/security/Kconfig
@@ -34,7 +34,7 @@ config SECURITY
 config KAISER
 	bool "Remove the kernel mapping in user mode"
 	default y
-	depends on X86_64 && SMP && !PARAVIRT
+	depends on X86_64 && SMP
 	help
 	  This enforces a strict kernel and user space isolation, in order
 	  to close hardware side channels on kernel address information.