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authorDavid S. Miller <davem@davemloft.net>2009-03-19 07:53:57 +0100
committerDavid S. Miller <davem@davemloft.net>2009-03-19 07:53:57 +0100
commit0702b30dd821ac8a4103ddbe545518713fdca9be (patch)
tree8ce0c9f5e58c5ccb99870505eecd139986caa05e /arch/ia64/Kconfig
parentsparc64: Fix crash with /proc/iomem (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6 (diff)
downloadlinux-0702b30dd821ac8a4103ddbe545518713fdca9be.tar.xz
linux-0702b30dd821ac8a4103ddbe545518713fdca9be.zip
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'arch/ia64/Kconfig')
-rw-r--r--arch/ia64/Kconfig18
1 files changed, 16 insertions, 2 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 6183aeccecf1..153e727a6e8e 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -221,7 +221,11 @@ config IA64_HP_SIM
config IA64_XEN_GUEST
bool "Xen guest"
+ select SWIOTLB
depends on XEN
+ help
+ Build a kernel that runs on Xen guest domain. At this moment only
+ 16KB page size in supported.
endchoice
@@ -479,8 +483,7 @@ config HOLES_IN_ZONE
default y if VIRTUAL_MEM_MAP
config HAVE_ARCH_EARLY_PFN_TO_NID
- def_bool y
- depends on NEED_MULTIPLE_NODES
+ def_bool NUMA && SPARSEMEM
config HAVE_ARCH_NODEDATA_EXTENSION
def_bool y
@@ -635,6 +638,17 @@ config DMAR
and include PCI device scope covered by these DMA
remapping devices.
+config DMAR_DEFAULT_ON
+ def_bool y
+ prompt "Enable DMA Remapping Devices by default"
+ depends on DMAR
+ help
+ Selecting this option will enable a DMAR device at boot time if
+ one is found. If this option is not selected, DMAR support can
+ be enabled by passing intel_iommu=on to the kernel. It is
+ recommended you say N here while the DMAR code remains
+ experimental.
+
endmenu
endif