[RFC PATCH 6/7] security: enable system call isolation in kernel config

[Mike Rapoport]

Add SYSCALL_ISOLATION Kconfig option to enable build of SCI infrastructure.

Signed-off-by: Mike Rapoport <rppt at linux.ibm.com>
---
 security/Kconfig | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/security/Kconfig b/security/Kconfig
index e4fe2f3..0c6929a 100644
--- a/security/Kconfig
+++ b/security/Kconfig
@@ -65,6 +65,16 @@ config PAGE_TABLE_ISOLATION
 
 	  See Documentation/x86/pti.txt for more details.
 
+config SYSCALL_ISOLATION
+	bool "System call isolation"
+	default n
+	depends on PAGE_TABLE_ISOLATION && !X86_PAE
+	help
+	  This is an experimental feature to allow executing system
+	  calls in an isolated address space.
+
+	  If you are unsure how to answer this question, answer N.
+
 config SECURITY_INFINIBAND
 	bool "Infiniband Security Hooks"
 	depends on SECURITY && INFINIBAND
-- 
2.7.4