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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2017-03-09 17:24:05 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-03-09 11:48:47 -0800
commit9849a5697d3defb2087cb6b9be5573a142697889 (patch)
tree4cee81e464700c9d831d0c01361b427e19a5672e /arch/arc
parent30ec842660bd0d056d4a7028ac5bd4a82b113d4f (diff)
arch, mm: convert all architectures to use 5level-fixup.h
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>
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/include/asm/hugepage.h1
-rw-r--r--arch/arc/include/asm/pgtable.h1
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/arc/include/asm/hugepage.h b/arch/arc/include/asm/hugepage.h
index 317ff773e1ca..b18fcb606908 100644
--- a/arch/arc/include/asm/hugepage.h
+++ b/arch/arc/include/asm/hugepage.h
@@ -11,6 +11,7 @@
#define _ASM_ARC_HUGEPAGE_H
#include <linux/types.h>
+#define __ARCH_USE_5LEVEL_HACK
#include <asm-generic/pgtable-nopmd.h>
static inline pte_t pmd_pte(pmd_t pmd)
diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h
index e94ca72b974e..ee22d40afef4 100644
--- a/arch/arc/include/asm/pgtable.h
+++ b/arch/arc/include/asm/pgtable.h
@@ -37,6 +37,7 @@
#include <asm/page.h>
#include <asm/mmu.h>
+#define __ARCH_USE_5LEVEL_HACK
#include <asm-generic/pgtable-nopmd.h>
#include <linux/const.h>