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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2015-04-14 15:45:48 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-14 16:49:02 -0700
commit980d5b7387c6bbc9b411a3469274b3226b161e45 (patch)
tree6babd3687881ebac2ac1ea2af4d9ebe8d5ebf378 /arch/m68k
parent4d66bcc7cf762e82703b94d416245d4a216c79ae (diff)
downloadlinux-980d5b7387c6bbc9b411a3469274b3226b161e45.tar.bz2
m68k: mark PMD folded and 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. Core mm expects __PAGETABLE_{PUD,PMD}_FOLDED to be defined if these page table levels folded. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Geert Uytterhoeven <geert@linux-m68k.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 'arch/m68k')
-rw-r--r--arch/m68k/Kconfig4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 87b7c7581b1d..2dd8f63bfbbb 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -67,6 +67,10 @@ config HZ
default 1000 if CLEOPATRA
default 100
+config PGTABLE_LEVELS
+ default 2 if SUN3 || COLDFIRE
+ default 3
+
source "init/Kconfig"
source "kernel/Kconfig.freezer"