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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2018-10-31 12:11:48 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2018-11-02 08:31:52 +0100
commita8874e7e8a8896f2b6c641f4b8e2473eafd35204 (patch)
tree31596982afc3de610b65d366b3b96d667743ee2a /include/asm-generic/pgtable-nopmd.h
parent5a2e1853d68904c4b26706dba2884cbeb77bc3ee (diff)
downloadlinux-a8874e7e8a8896f2b6c641f4b8e2473eafd35204.tar.gz
mm: make the __PAGETABLE_PxD_FOLDED defines non-empty
Change the currently empty defines for __PAGETABLE_PMD_FOLDED, __PAGETABLE_PUD_FOLDED and __PAGETABLE_P4D_FOLDED to return 1. This makes it possible to use __is_defined() to test if the preprocessor define exists. Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-generic/pgtable-nopmd.h')
-rw-r--r--include/asm-generic/pgtable-nopmd.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-generic/pgtable-nopmd.h b/include/asm-generic/pgtable-nopmd.h
index f35f6e8149e4..b85b8271a73d 100644
--- a/include/asm-generic/pgtable-nopmd.h
+++ b/include/asm-generic/pgtable-nopmd.h
@@ -8,7 +8,7 @@
struct mm_struct;
-#define __PAGETABLE_PMD_FOLDED
+#define __PAGETABLE_PMD_FOLDED 1
/*
* Having the pmd type consist of a pud gets the size right, and allows