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Code Issues Releases Wiki Activity

mm: convert do_swap_page() to use swap_cache_get_folio()

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Saves a folio->page->folio conversion.

Link: https://lkml.kernel.org/r/20220902194653.1739778-38-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2022-09-02 20:46:33 +01:00 committed by Andrew Morton
parent f102cd8b17
commit 5a423081b2
1 changed files with 3 additions and 3 deletions
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6
mm/memory.c
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@ -3767,9 +3767,9 @@ vm_fault_t do_swap_page(struct vm_fault *vmf)
if (unlikely(!si))
goto out;
page = lookup_swap_cache(entry, vma, vmf->address);
if (page)
folio = page_folio(page);
folio = swap_cache_get_folio(entry, vma, vmf->address);
if (folio)
page = folio_file_page(folio, swp_offset(entry));
swapcache = folio;
if (!folio) {