diff mbox series

[v7,06/11] mm/mremap: Don't enable optimized PUD move if page table levels is 2

Message ID 20210607055131.156184-7-aneesh.kumar@linux.ibm.com (mailing list archive)
State New, archived
Headers show
Series Speedup mremap on ppc64 | expand

Commit Message

Aneesh Kumar K.V June 7, 2021, 5:51 a.m. UTC 
With two level page table don't enable move_normal_pud.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
---
 mm/mremap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/mm/mremap.c b/mm/mremap.c
index 92ab7d24a587..795a7d628b53 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -276,7 +276,7 @@  static inline bool move_normal_pmd(struct vm_area_struct *vma,
 }
 #endif
 
-#ifdef CONFIG_HAVE_MOVE_PUD
+#if CONFIG_PGTABLE_LEVELS > 2 && defined(CONFIG_HAVE_MOVE_PUD)
 static bool move_normal_pud(struct vm_area_struct *vma, unsigned long old_addr,
 		  unsigned long new_addr, pud_t *old_pud, pud_t *new_pud)
 {