[PATCH V2 20/31] powerpc/mm: update __real_pte to take address as argument

Aneesh Kumar K.V aneesh.kumar at linux.vnet.ibm.com
Wed Sep 30 12:27:13 AEST 2015


We will use this in the later patch to compute the right hash index

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar at linux.vnet.ibm.com>
---
 arch/powerpc/include/asm/book3s/64/hash-64k.h | 2 +-
 arch/powerpc/include/asm/book3s/64/pgtable.h  | 4 ++--
 arch/powerpc/include/asm/nohash/64/pgtable.h  | 4 ++--
 arch/powerpc/mm/hash64_64k.c                  | 2 +-
 arch/powerpc/mm/tlb_hash64.c                  | 2 +-
 5 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/powerpc/include/asm/book3s/64/hash-64k.h b/arch/powerpc/include/asm/book3s/64/hash-64k.h
index ee073822145d..ced5a17a8d1a 100644
--- a/arch/powerpc/include/asm/book3s/64/hash-64k.h
+++ b/arch/powerpc/include/asm/book3s/64/hash-64k.h
@@ -78,7 +78,7 @@
  * generic accessors and iterators here
  */
 #define __real_pte __real_pte
-static inline real_pte_t __real_pte(pte_t pte, pte_t *ptep)
+static inline real_pte_t __real_pte(unsigned long addr, pte_t pte, pte_t *ptep)
 {
 	real_pte_t rpte;
 
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index f2ace2cac7bb..3117f0495b74 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -44,10 +44,10 @@
 #ifndef __real_pte
 
 #ifdef CONFIG_STRICT_MM_TYPECHECKS
-#define __real_pte(e,p)		((real_pte_t){(e)})
+#define __real_pte(a,e,p)	((real_pte_t){(e)})
 #define __rpte_to_pte(r)	((r).pte)
 #else
-#define __real_pte(e,p)		(e)
+#define __real_pte(a,e,p)	(e)
 #define __rpte_to_pte(r)	(__pte(r))
 #endif
 #define __rpte_to_hidx(r,index)	(pte_val(__rpte_to_pte(r)) >> 12)
diff --git a/arch/powerpc/include/asm/nohash/64/pgtable.h b/arch/powerpc/include/asm/nohash/64/pgtable.h
index c33aa32ffba5..6c35bd434f80 100644
--- a/arch/powerpc/include/asm/nohash/64/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/64/pgtable.h
@@ -115,10 +115,10 @@
 #ifndef __real_pte
 
 #ifdef CONFIG_STRICT_MM_TYPECHECKS
-#define __real_pte(e,p)		((real_pte_t){(e)})
+#define __real_pte(a,e,p)	((real_pte_t){(e)})
 #define __rpte_to_pte(r)	((r).pte)
 #else
-#define __real_pte(e,p)		(e)
+#define __real_pte(a,e,p)	(e)
 #define __rpte_to_pte(r)	(__pte(r))
 #endif
 #define __rpte_to_hidx(r,index)	(pte_val(__rpte_to_pte(r)) >> 12)
diff --git a/arch/powerpc/mm/hash64_64k.c b/arch/powerpc/mm/hash64_64k.c
index b137e50a3e57..87cba0688fce 100644
--- a/arch/powerpc/mm/hash64_64k.c
+++ b/arch/powerpc/mm/hash64_64k.c
@@ -90,7 +90,7 @@ int __hash_page_4K(unsigned long ea, unsigned long access, unsigned long vsid,
 
 	subpg_index = (ea & (PAGE_SIZE - 1)) >> shift;
 	vpn  = hpt_vpn(ea, vsid, ssize);
-	rpte = __real_pte(__pte(old_pte), ptep);
+	rpte = __real_pte(ea, __pte(old_pte), ptep);
 	/*
 	 *None of the sub 4k page is hashed
 	 */
diff --git a/arch/powerpc/mm/tlb_hash64.c b/arch/powerpc/mm/tlb_hash64.c
index c522969f012d..cc35ae0d02e6 100644
--- a/arch/powerpc/mm/tlb_hash64.c
+++ b/arch/powerpc/mm/tlb_hash64.c
@@ -89,7 +89,7 @@ void hpte_need_flush(struct mm_struct *mm, unsigned long addr,
 	}
 	WARN_ON(vsid == 0);
 	vpn = hpt_vpn(addr, vsid, ssize);
-	rpte = __real_pte(__pte(pte), ptep);
+	rpte = __real_pte(addr, __pte(pte), ptep);
 
 	/*
 	 * Check if we have an active batch on this CPU. If not, just
-- 
2.5.0



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