* [PATCH] powerpc/mm: Use PAGE_FACTOR
@ 2014-11-12 2:29 Gavin Shan
0 siblings, 0 replies; only message in thread
From: Gavin Shan @ 2014-11-12 2:29 UTC (permalink / raw)
To: linuxppc-dev; +Cc: Gavin Shan
PAGE_FACTOR was defined to reflect the difference between configured
page size and fixed 4KB page size. Replace (PAGE_SHIFT - HW_PAGE_SHIFT)
with PAGE_FACTOR.
Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
---
arch/powerpc/mm/hash_low_64.S | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/mm/hash_low_64.S b/arch/powerpc/mm/hash_low_64.S
index 057cbbb..5094f32 100644
--- a/arch/powerpc/mm/hash_low_64.S
+++ b/arch/powerpc/mm/hash_low_64.S
@@ -514,7 +514,7 @@ htab_insert_pte:
andis. r0,r31,_PAGE_4K_PFN@h
srdi r5,r31,PTE_RPN_SHIFT
bne- htab_special_pfn
- sldi r5,r5,PAGE_SHIFT-HW_PAGE_SHIFT
+ sldi r5,r5,PAGE_FACTOR
add r5,r5,r25
htab_special_pfn:
sldi r5,r5,HW_PAGE_SHIFT
@@ -544,7 +544,7 @@ htab_call_hpte_insert1:
andis. r0,r31,_PAGE_4K_PFN@h
srdi r5,r31,PTE_RPN_SHIFT
bne- 3f
- sldi r5,r5,PAGE_SHIFT-HW_PAGE_SHIFT
+ sldi r5,r5,PAGE_FACTOR
add r5,r5,r25
3: sldi r5,r5,HW_PAGE_SHIFT
--
1.8.3.2
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