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authorVineet Gupta <vgupta@kernel.org>2020-10-01 15:46:42 -0700
committerVineet Gupta <vgupta@kernel.org>2021-08-26 13:43:19 -0700
commit8747ff704ac886f6ef992b1b7eadcf77d151fd3a (patch)
tree566687879eccba9a936adf38363b01d02bba5ca4 /arch/arc/include/asm/page.h
parent2dde02ab6d1a725ddccc7144ff6bf5f55d37f916 (diff)
ARC: mm: support 4 levels of page tables
Acked-by: Mike Rapoport <rppt@linux.ibm.com> Signed-off-by: Vineet Gupta <vgupta@kernel.org>
Diffstat (limited to 'arch/arc/include/asm/page.h')
-rw-r--r--arch/arc/include/asm/page.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arc/include/asm/page.h b/arch/arc/include/asm/page.h
index 5d7899d87c08..9a62e1d87967 100644
--- a/arch/arc/include/asm/page.h
+++ b/arch/arc/include/asm/page.h
@@ -41,6 +41,17 @@ typedef struct {
#define pgd_val(x) ((x).pgd)
#define __pgd(x) ((pgd_t) { (x) })
+#if CONFIG_PGTABLE_LEVELS > 3
+
+typedef struct {
+ unsigned long pud;
+} pud_t;
+
+#define pud_val(x) ((x).pud)
+#define __pud(x) ((pud_t) { (x) })
+
+#endif
+
#if CONFIG_PGTABLE_LEVELS > 2
typedef struct {