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Suggested-by: Matthew Wilcox (Oracle) Signed-off-by: Sidhartha Kumar --- I'm not sure if I should change the name of the function to do_folio_mkwrite() and update the description comment to reference a folio as the vm_op is still called page_mkwrite. mm/memory.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/mm/memory.c b/mm/memory.c index 1dada20e39959..ad790394963ab 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2936,10 +2936,9 @@ static gfp_t __get_fault_gfp_mask(struct vm_area_struct *vma) * * We do this without the lock held, so that it can sleep if it needs to. */ -static vm_fault_t do_page_mkwrite(struct vm_fault *vmf) +static vm_fault_t do_page_mkwrite(struct vm_fault *vmf, struct folio *folio) { vm_fault_t ret; - struct folio *folio = page_folio(vmf->page); unsigned int old_flags = vmf->flags; vmf->flags = FAULT_FLAG_WRITE|FAULT_FLAG_MKWRITE; @@ -3301,7 +3300,7 @@ static vm_fault_t wp_page_shared(struct vm_fault *vmf, struct folio *folio) vm_fault_t tmp; pte_unmap_unlock(vmf->pte, vmf->ptl); - tmp = do_page_mkwrite(vmf); + tmp = do_page_mkwrite(vmf, folio); if (unlikely(!tmp || (tmp & (VM_FAULT_ERROR | VM_FAULT_NOPAGE)))) { folio_put(folio); @@ -4627,7 +4626,7 @@ static vm_fault_t do_shared_fault(struct vm_fault *vmf) */ if (vma->vm_ops->page_mkwrite) { folio_unlock(folio); - tmp = do_page_mkwrite(vmf); + tmp = do_page_mkwrite(vmf, folio); if (unlikely(!tmp || (tmp & (VM_FAULT_ERROR | VM_FAULT_NOPAGE)))) { folio_put(folio);