From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Borislav Petkov Subject: [PATCH 4.9 35/39] x86/kaiser: Reenable PARAVIRT Date: Wed, 3 Jan 2018 21:11:49 +0100 Message-Id: <20180103195105.626629202@linuxfoundation.org> In-Reply-To: <20180103195104.066528044@linuxfoundation.org> References: <20180103195104.066528044@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Borislav Petkov Now that the required bits have been addressed, reenable PARAVIRT. Signed-off-by: Borislav Petkov Signed-off-by: Greg Kroah-Hartman --- 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.