[RFC 1/2] Arch: Kconfig: Disable obsolete syscalls

[Fabian Frederick]

This patch adds a generic configuration flag to disable obsolete
system calls (ie no longer supported by current c libraries).

Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
 arch/Kconfig | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/Kconfig b/arch/Kconfig
index 80bbb8c..e9bd58f 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -522,4 +522,13 @@ config OLD_SIGACTION
 config COMPAT_OLD_SIGACTION
 	bool
 
+config DISABLE_OBSOLETE_SYSCALLS
+	bool "Disable obsolete system calls"
+	help
+	  Optimize your kernel by disabling system calls no longer
+	  supported by current c libraries. Only officially obsolete
+	  system calls feature here however be warned that meanwhile
+	  this improves security, this option can break compliance
+	  with other systems.
+
 source "kernel/gcov/Kconfig"
-- 
1.8.1.4

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