From 7cbe34cf86c673503b177ff47cfa2c7030dabb50 Mon Sep 17 00:00:00 2001 From: Christoph Lameter Date: Sun, 8 Jan 2006 01:00:49 -0800 Subject: [PATCH] Swap Migration V5: Add CONFIG_MIGRATION for page migration support Include page migration if the system is NUMA or having a memory model that allows distinct areas of memory (SPARSEMEM, DISCONTIGMEM). And: - Only include lru_add_drain_per_cpu if building for an SMP system. Signed-off-by: Christoph Lameter Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/Kconfig | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'mm/Kconfig') diff --git a/mm/Kconfig b/mm/Kconfig index b3db11f137e..a9cb80ae640 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -132,3 +132,10 @@ config SPLIT_PTLOCK_CPUS default "4096" if ARM && !CPU_CACHE_VIPT default "4096" if PARISC && !PA20 default "4" + +# +# support for page migration +# +config MIGRATION + def_bool y if NUMA || SPARSEMEM || DISCONTIGMEM + depends on SWAP -- cgit v1.2.2