From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 3 Jul 2009 08:44:03 -0500
Subject: mm: Allow only slub on RT
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git
Git-commit: 7993faae1065266472bc5bfbd91aaae2150afcca
Patch-mainline: Queued in subsystem maintainer repository
References: SLE Realtime Extension
Disable SLAB and SLOB on -RT. Only SLUB is adopted to -RT needs.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Mike Galbraith <mgalbraith@suse.de>
---
init/Kconfig | 2 ++
1 file changed, 2 insertions(+)
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1884,6 +1884,7 @@ choice
config SLAB
bool "SLAB"
+ depends on !PREEMPT_RT_FULL
select HAVE_HARDENED_USERCOPY_ALLOCATOR
help
The regular slab allocator that is established and known to work
@@ -1904,6 +1905,7 @@ config SLUB
config SLOB
depends on EXPERT
bool "SLOB (Simple Allocator)"
+ depends on !PREEMPT_RT_FULL
help
SLOB replaces the stock allocator with a drastically simpler
allocator. SLOB is generally more space efficient but