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arch, mm: convert all architectures to use 5level-fixup.h

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If an architecture uses 4level-fixup.h we don't need to do anything as
it includes 5level-fixup.h.

If an architecture uses pgtable-nop*d.h, define __ARCH_USE_5LEVEL_HACK
before inclusion of the header. It makes asm-generic code to use
5level-fixup.h.

If an architecture has 4-level paging or folds levels on its own,
include 5level-fixup.h directly.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kirill A. Shutemov
2017-03-09 17:24:05 +03:00
committed by Linus Torvalds
parent 30ec842660
commit 9849a5697d
34 changed files with 46 additions and 1 deletions
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2
arch/ia64/include/asm/pgtable.h
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@@ -587,8 +587,10 @@ extern struct page *zero_page_memmap_ptr;
#if CONFIG_PGTABLE_LEVELS == 3
#define __ARCH_USE_5LEVEL_HACK
#include <asm-generic/pgtable-nopud.h>
#endif
#include <asm-generic/5level-fixup.h>
#include <asm-generic/pgtable.h>
#endif /* _ASM_IA64_PGTABLE_H */