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x86/kaiser: Reenable PARAVIRT
author
Borislav Petkov
<bp@suse.de>
Tue, 2 Jan 2018 13:19:49 +0000
(14:19 +0100)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Fri, 5 Jan 2018 14:44:26 +0000
(15:44 +0100)
Now that the required bits have been addressed, reenable
PARAVIRT.
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
security/Kconfig
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diff --git
a/security/Kconfig
b/security/Kconfig
index 8d5d2407be7e146cf9033f08a0cdce8a5e2ee831..89f2d35367b2c4c4dc98bc7c0e77c852a025ddfa 100644
(file)
--- 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.