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mm: add folio_mk_pte()

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Remove a cast from folio to page in four callers of mk_pte().

Link: https://lkml.kernel.org/r/20250402181709.2386022-8-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Acked-by: David Hildenbrand <david@redhat.com>
Cc: Zi Yan <ziy@nvidia.com>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Andreas Larsson <andreas@gaisler.com>
Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Richard Weinberger <richard@nod.at>
Cc: <x86@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Matthew Wilcox (Oracle)
2025-04-02 19:17:01 +01:00
committed by Andrew Morton
parent 4ec492a628
commit deb8d4d28e
3 changed files with 19 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
mm/memory.c
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@@ -929,7 +929,7 @@ copy_present_page(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma
rss[MM_ANONPAGES]++;
/* All done, just insert the new page copy in the child */
pte = mk_pte(&new_folio->page, dst_vma->vm_page_prot);
pte = folio_mk_pte(new_folio, dst_vma->vm_page_prot);
pte = maybe_mkwrite(pte_mkdirty(pte), dst_vma);
if (userfaultfd_pte_wp(dst_vma, ptep_get(src_pte)))
/* Uffd-wp needs to be delivered to dest pte as well */
@@ -3523,7 +3523,7 @@ static vm_fault_t wp_page_copy(struct vm_fault *vmf)
inc_mm_counter(mm, MM_ANONPAGES);
}
flush_cache_page(vma, vmf->address, pte_pfn(vmf->orig_pte));
entry = mk_pte(&new_folio->page, vma->vm_page_prot);
entry = folio_mk_pte(new_folio, vma->vm_page_prot);
entry = pte_sw_mkyoung(entry);
if (unlikely(unshare)) {
if (pte_soft_dirty(vmf->orig_pte))
@@ -5013,7 +5013,7 @@ static vm_fault_t do_anonymous_page(struct vm_fault *vmf)
*/
__folio_mark_uptodate(folio);
entry = mk_pte(&folio->page, vma->vm_page_prot);
entry = folio_mk_pte(folio, vma->vm_page_prot);
entry = pte_sw_mkyoung(entry);
if (vma->vm_flags & VM_WRITE)
entry = pte_mkwrite(pte_mkdirty(entry), vma);