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Subject[PATCH] m68k: Remove redefinitions of `PMD_SIZE`, `PMD_MASK`, etc.
Date
Remove redefinitions of `PMD_SIZE`, `PMD_MASK`, `PTRS_PER_PMD`,
and `__PAGETABLE_PMD_FOLDED` when PGTABLE_LEVELS == 2 (i.e. SUN3 ||
COLDFIRE). They have already been defined in
`asm-generic/pgtable-nopmd.h`.

See also https://lore.kernel.org/lkml/202107201907.lqC6B3dF-lkp@intel.com/#t

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Wende Tan <twd2.me@gmail.com>
---
arch/m68k/include/asm/pgtable_mm.h | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/arch/m68k/include/asm/pgtable_mm.h b/arch/m68k/include/asm/pgtable_mm.h
index 143ba7de9bda..51653e8216a7 100644
--- a/arch/m68k/include/asm/pgtable_mm.h
+++ b/arch/m68k/include/asm/pgtable_mm.h
@@ -37,9 +37,9 @@
/* PMD_SHIFT determines the size of the area a second-level page table can map */
#if CONFIG_PGTABLE_LEVELS == 3
#define PMD_SHIFT 18
-#endif
#define PMD_SIZE (1UL << PMD_SHIFT)
#define PMD_MASK (~(PMD_SIZE-1))
+#endif

/* PGDIR_SHIFT determines what a third-level page table entry can map */
#ifdef CONFIG_SUN3
@@ -58,13 +58,9 @@
*/
#ifdef CONFIG_SUN3
#define PTRS_PER_PTE 16
-#define __PAGETABLE_PMD_FOLDED 1
-#define PTRS_PER_PMD 1
#define PTRS_PER_PGD 2048
#elif defined(CONFIG_COLDFIRE)
#define PTRS_PER_PTE 512
-#define __PAGETABLE_PMD_FOLDED 1
-#define PTRS_PER_PMD 1
#define PTRS_PER_PGD 1024
#else
#define PTRS_PER_PTE 64
--
2.25.1
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