[PATCH] slub: don't use cpu partial pages on UP

From: Uwe Kleine-KÃnig
Date: Wed Jul 17 2013 - 10:55:28 EST


cpu partial pages are used to avoid contention which does not exist in
the UP case. So let SLUB_CPU_PARTIAL depend on SMP.

Signed-off-by: Uwe Kleine-KÃnig <u.kleine-koenig@xxxxxxxxxxxxxx>
---
init/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/init/Kconfig b/init/Kconfig
index 247084b..63c67de 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1598,7 +1598,7 @@ endchoice

config SLUB_CPU_PARTIAL
default y
- depends on SLUB
+ depends on SLUB && SMP
bool "SLUB per cpu partial cache"
help
Per cpu partial caches accellerate objects allocation and freeing
--
1.8.3.2

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/