update_mmu_tlb() can be used instead of update_mmu_cache() when the
page fault handler detects that it lost the race to another page fault.
(TODO double check with Bibo Mao <maobibo@xxxxxxxxxxx>)
Signed-off-by: Michel Lespinasse <michel@xxxxxxxxxxxxxx>
---
mm/memory.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/memory.c b/mm/memory.c
index 550405fc3b5e..59ff65cb3ab4 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -3567,7 +3567,7 @@ static vm_fault_t do_anonymous_page(struct vm_fault *vmf)
vmf->pte = pte_offset_map_lock(vma->vm_mm, vmf->pmd, vmf->address,
&vmf->ptl);
if (!pte_none(*vmf->pte)) {
- update_mmu_cache(vma, vmf->address, vmf->pte);
+ update_mmu_tlb(vma, vmf->address, vmf->pte);
goto release;
}
--
2.20.1
