Commit 81a2936c authored by Kirill A. Shutemov's avatar Kirill A. Shutemov Committed by Linus Torvalds

sparc: 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: default avatarKirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: "David S. Miller" <davem@davemloft.net>
Tested-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 69543d63
...@@ -146,6 +146,10 @@ config GENERIC_ISA_DMA ...@@ -146,6 +146,10 @@ config GENERIC_ISA_DMA
config ARCH_SUPPORTS_DEBUG_PAGEALLOC config ARCH_SUPPORTS_DEBUG_PAGEALLOC
def_bool y if SPARC64 def_bool y if SPARC64
config PGTABLE_LEVELS
default 4 if 64BIT
default 3
source "init/Kconfig" source "init/Kconfig"
source "kernel/Kconfig.freezer" source "kernel/Kconfig.freezer"
......
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