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[PATCH] add x86-64 Kconfig options for sparsemem 

Add the requisite arch specific Kconfig options to enable the use of the
sparsemem implementation for NUMA kernels on x86-64.

Signed-off-by: Matt Tolentino <matthew.e.tolentino@intel.com>
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
hifive-unleashed-5.1
Matt Tolentino 2005-06-23 00:08:05 -07:00 committed by Linus Torvalds
parent 073326634b
commit 1035faf1b1
1 changed files with 19 additions and 0 deletions
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19
arch/x86_64/Kconfig
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@ -274,8 +274,27 @@ config NUMA
bool
default n
config ARCH_DISCONTIGMEM_ENABLE
def_bool y
depends on NUMA
config ARCH_DISCONTIGMEM_DEFAULT
def_bool y
depends on NUMA
config ARCH_SPARSEMEM_ENABLE
def_bool y
depends on NUMA
config ARCH_FLATMEM_ENABLE
def_bool y
depends on !NUMA
source "mm/Kconfig"
config HAVE_ARCH_EARLY_PFN_TO_NID
def_bool y
config HAVE_DEC_LOCK
bool
depends on SMP