Patch "x86/kaiser: Reenable PARAVIRT" has been added to the 4.4-stable tree

Patch "x86/kaiser: Reenable PARAVIRT" has been added to the 4.4-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    x86/kaiser: Reenable PARAVIRT

to the 4.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     x86-kaiser-reenable-paravirt.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From foo@baz Wed Jan  3 18:58:12 CET 2018
From: Borislav Petkov <bp@suse.de>
Date: Tue, 2 Jan 2018 14:19:49 +0100
Subject: x86/kaiser: Reenable PARAVIRT

From: Borislav Petkov <bp@suse.de>


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 |    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.


Patches currently in stable-queue which might be from bp@suse.de are

queue-4.4/x86-paravirt-dont-patch-flush_tlb_single.patch
queue-4.4/x86-kaiser-reenable-paravirt.patch
queue-4.4/x86-kaiser-rename-and-simplify-x86_feature_kaiser-handling.patch
queue-4.4/x86-kaiser-check-boottime-cmdline-params.patch
queue-4.4/x86-kaiser-move-feature-detection-up.patch