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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2015-04-14 15:46:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-14 16:49:02 -0700
commit69543d639938fc71b3df69d32ecccc58beb7e578 (patch)
tree4f856594529832b7e8693b0d1ffe7f93f052869f /arch
parents390: expose number of page table levels (diff)
downloadlinux-dev-69543d639938fc71b3df69d32ecccc58beb7e578.tar.xz
linux-dev-69543d639938fc71b3df69d32ecccc58beb7e578.zip
sh: expose number of page table levels
We would want to use number of page table level to define mm_struct. Let's expose it as CONFIG_PGTABLE_LEVELS. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: linux-sh@vger.kernel.org Tested-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
-rw-r--r--arch/sh/Kconfig4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index eb4ef274ae9b..50057fed819d 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -162,6 +162,10 @@ config NEED_DMA_MAP_STATE
config NEED_SG_DMA_LENGTH
def_bool y
+config PGTABLE_LEVELS
+ default 3 if X2TLB
+ default 2
+
source "init/Kconfig"
source "kernel/Kconfig.freezer"