commit fbfa26d85418a155feacdb0f73cbf938f1027a8c
author Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Wed Jul 13 15:06:42 2016 +0530
committer Michael Ellerman <mpe@ellerman.id.au> Mon Aug 01 11:15:12 2016 +1000
tree 342c1144e45ac898e1ea9286b0a6109267a539b7
parent f22dfc9158a8a999325e5aeb4b2ceda553430575

powerpc/mm/radix/hugetlb: Add helper for finding page size from hstate

Use the helper instead of open coding the same at multiple place

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/mm/tlb-radix.c

diff --git a/arch/powerpc/mm/tlb-radix.c b/arch/powerpc/mm/tlb-radix.c
index fb9974a..48df05e 100644
--- a/arch/powerpc/mm/tlb-radix.c
+++ b/arch/powerpc/mm/tlb-radix.c
@@ -141,9 +141,10 @@
 EXPORT_SYMBOL(radix__local_flush_tlb_pwc);
 
 void radix__local_flush_tlb_page_psize(struct mm_struct *mm, unsigned long vmaddr,
-				       unsigned long ap)
+				       int psize)
 {
 	unsigned long pid;
+	unsigned long ap = mmu_get_ap(psize);
 
 	preempt_disable();
 	pid = mm ? mm->context.id : 0;
@@ -160,7 +161,7 @@
 		return __local_flush_hugetlb_page(vma, vmaddr);
 #endif
 	radix__local_flush_tlb_page_psize(vma ? vma->vm_mm : NULL, vmaddr,
-					  mmu_get_ap(mmu_virtual_psize));
+					  mmu_virtual_psize);
 }
 EXPORT_SYMBOL(radix__local_flush_tlb_page);
 
@@ -216,9 +217,10 @@
 EXPORT_SYMBOL(radix__flush_tlb_pwc);
 
 void radix__flush_tlb_page_psize(struct mm_struct *mm, unsigned long vmaddr,
-				 unsigned long ap)
+				 int psize)
 {
 	unsigned long pid;
+	unsigned long ap = mmu_get_ap(psize);
 
 	preempt_disable();
 	pid = mm ? mm->context.id : 0;
@@ -245,7 +247,7 @@
 		return flush_hugetlb_page(vma, vmaddr);
 #endif
 	radix__flush_tlb_page_psize(vma ? vma->vm_mm : NULL, vmaddr,
-				    mmu_get_ap(mmu_virtual_psize));
+				    mmu_virtual_psize);
 }
 EXPORT_SYMBOL(radix__flush_tlb_page);