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Diffstat (limited to 'arch/powerpc/include/asm/book3s/64/pgtable.h')
-rw-r--r--arch/powerpc/include/asm/book3s/64/pgtable.h22
1 files changed, 7 insertions, 15 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index 2e6ada28da64..c9bfe526ca9d 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -1258,21 +1258,13 @@ extern pmd_t pmdp_invalidate(struct vm_area_struct *vma, unsigned long address,
#define pmd_move_must_withdraw pmd_move_must_withdraw
struct spinlock;
-static inline int pmd_move_must_withdraw(struct spinlock *new_pmd_ptl,
- struct spinlock *old_pmd_ptl,
- struct vm_area_struct *vma)
-{
- if (radix_enabled())
- return false;
- /*
- * Archs like ppc64 use pgtable to store per pmd
- * specific information. So when we switch the pmd,
- * we should also withdraw and deposit the pgtable
- */
- return true;
-}
-
-
+extern int pmd_move_must_withdraw(struct spinlock *new_pmd_ptl,
+ struct spinlock *old_pmd_ptl,
+ struct vm_area_struct *vma);
+/*
+ * Hash translation mode use the deposited table to store hash pte
+ * slot information.
+ */
#define arch_needs_pgtable_deposit arch_needs_pgtable_deposit
static inline bool arch_needs_pgtable_deposit(void)
{