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-rw-r--r--mm/Kconfig18
1 files changed, 16 insertions, 2 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 0bd9c2dbb2a0..5b5790f8a816 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -101,7 +101,7 @@ config HAVE_MEMORY_PRESENT
# with gcc 3.4 and later.
#
config SPARSEMEM_STATIC
- def_bool n
+ bool
#
# Architecture platforms which require a two level mem_section in SPARSEMEM
@@ -113,7 +113,7 @@ config SPARSEMEM_EXTREME
depends on SPARSEMEM && !SPARSEMEM_STATIC
config SPARSEMEM_VMEMMAP_ENABLE
- def_bool n
+ bool
config SPARSEMEM_VMEMMAP
bool "Sparse Memory virtual memmap"
@@ -187,6 +187,9 @@ config RESOURCES_64BIT
help
This option allows memory and IO resources to be 64 bit.
+config PHYS_ADDR_T_64BIT
+ def_bool 64BIT || ARCH_PHYS_ADDR_T_64BIT
+
config ZONE_DMA_FLAG
int
default "0" if !ZONE_DMA
@@ -206,5 +209,16 @@ config VIRT_TO_BUS
def_bool y
depends on !ARCH_NO_VIRT_TO_BUS
+config UNEVICTABLE_LRU
+ bool "Add LRU list to track non-evictable pages"
+ default y
+ depends on MMU
+ help
+ Keeps unevictable pages off of the active and inactive pageout
+ lists, so kswapd will not waste CPU time or have its balancing
+ algorithms thrown off by scanning these pages. Selecting this
+ will use one page flag and increase the code size a little,
+ say Y unless you know what you are doing.
+
config MMU_NOTIFIER
bool