[RFC PATCH 5/7] powerpc/mm: update frag size

Aneesh Kumar K.V aneesh.kumar at linux.vnet.ibm.com
Wed Oct 21 07:12:31 AEDT 2015


---
 arch/powerpc/include/asm/book3s/64/hash-64k.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/include/asm/book3s/64/hash-64k.h b/arch/powerpc/include/asm/book3s/64/hash-64k.h
index 5062c6d423fd..a28dbfe2baed 100644
--- a/arch/powerpc/include/asm/book3s/64/hash-64k.h
+++ b/arch/powerpc/include/asm/book3s/64/hash-64k.h
@@ -39,14 +39,14 @@
  */
 #define PTE_RPN_SHIFT	(30)
 /*
- * we support 8 fragments per PTE page of 64K size.
+ * we support 32 fragments per PTE page of 64K size.
  */
-#define PTE_FRAG_NR	8
+#define PTE_FRAG_NR	32
 /*
  * We use a 2K PTE page fragment and another 4K for storing
  * real_pte_t hash index. Rounding the entire thing to 8K
  */
-#define PTE_FRAG_SIZE_SHIFT  13
+#define PTE_FRAG_SIZE_SHIFT  11
 #define PTE_FRAG_SIZE (1UL << PTE_FRAG_SIZE_SHIFT)
 
 /*
-- 
2.5.0



More information about the Linuxppc-dev mailing list