Platform needs to define pmd_mknotpresent() for generic pmdp_invalidate()
only when __HAVE_ARCH_PMDP_INVALIDATE is not subscribed. Otherwise platform
specific pmd_mknotpresent() is not required. Hence just drop it.

Cc: Benjamin Herrenschmidt <b...@kernel.crashing.org>
Cc: Michael Ellerman <m...@ellerman.id.au>
Cc: Paul Mackerras <pau...@samba.org>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: linux...@kvack.org
Cc: linux-ker...@vger.kernel.org

Signed-off-by: Anshuman Khandual <anshuman.khand...@arm.com>
---
 arch/powerpc/include/asm/book3s/64/pgtable.h | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h 
b/arch/powerpc/include/asm/book3s/64/pgtable.h
index 368b136517e0..d6438659926c 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -1168,10 +1168,6 @@ static inline int pmd_large(pmd_t pmd)
        return !!(pmd_raw(pmd) & cpu_to_be64(_PAGE_PTE));
 }
 
-static inline pmd_t pmd_mknotpresent(pmd_t pmd)
-{
-       return __pmd(pmd_val(pmd) & ~_PAGE_PRESENT);
-}
 /*
  * For radix we should always find H_PAGE_HASHPTE zero. Hence
  * the below will work for radix too
-- 
2.20.1

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