Messages in this thread Patch in this message | | | From | "Kirill A. Shutemov" <> | Subject | [PATCHv3 12/17] sparc: expose number of page table levels | Date | Thu, 26 Feb 2015 13:35:15 +0200 |
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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: "David S. Miller" <davem@davemloft.net> Tested-by: Guenter Roeck <linux@roeck-us.net> --- arch/sparc/Kconfig | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 96ac69c5eba0..cb06f5433e12 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -143,6 +143,10 @@ config GENERIC_ISA_DMA config ARCH_SUPPORTS_DEBUG_PAGEALLOC def_bool y if SPARC64 +config PGTABLE_LEVELS + default 4 if 64BIT + default 3 + source "init/Kconfig" source "kernel/Kconfig.freezer" -- 2.1.4
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