Subject: kconfig: Disable config options which are not RT compatible
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sun, 24 Jul 2011 12:11:43 +0200
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/wagi/linux-stable-rt.git
Git-commit: 4b569166f0dc60d4351570c055435d11f0a87a85
Patch-mainline: Queued in subsystem maintainer repository
References: SLE Realtime Extension

Disable stuff which is known to have issues on RT

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Daniel Wagner <dwagner@suse.de>
---
 arch/Kconfig |    1 +
 mm/Kconfig   |    2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -31,6 +31,7 @@ config OPROFILE
 	tristate "OProfile system profiling"
 	depends on PROFILING
 	depends on HAVE_OPROFILE
+	depends on !PREEMPT_RT
 	select RING_BUFFER
 	select RING_BUFFER_ALLOW_SWAP
 	help
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -374,7 +374,7 @@ config NOMMU_INITIAL_TRIM_EXCESS
 
 config TRANSPARENT_HUGEPAGE
 	bool "Transparent Hugepage Support"
-	depends on HAVE_ARCH_TRANSPARENT_HUGEPAGE
+	depends on HAVE_ARCH_TRANSPARENT_HUGEPAGE && !PREEMPT_RT
 	select COMPACTION
 	select XARRAY_MULTI
 	help