diff mbox series

[v1,06/11] sparc/pgtable: define PFN_PTE_SHIFT

Message ID 20240122194200.381241-7-david@redhat.com
State New
Headers show
Series mm/memory: optimize fork() with PTE-mapped THP | expand

Commit Message

David Hildenbrand Jan. 22, 2024, 7:41 p.m. UTC 
We want to make use of pte_next_pfn() outside of set_ptes(). Let's
simpliy define PFN_PTE_SHIFT, required by pte_next_pfn().

Signed-off-by: David Hildenbrand <david@redhat.com>
---
 arch/sparc/include/asm/pgtable_64.h | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index a8c871b7d7860..652af9d63fa29 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -929,6 +929,8 @@  static inline void __set_pte_at(struct mm_struct *mm, unsigned long addr,
 	maybe_tlb_batch_add(mm, addr, ptep, orig, fullmm, PAGE_SHIFT);
 }
 
+#define PFN_PTE_SHIFT		PAGE_SHIFT
+
 static inline void set_ptes(struct mm_struct *mm, unsigned long addr,
 		pte_t *ptep, pte_t pte, unsigned int nr)
 {