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proc: use pfn_swap_entry_folio where obvious

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These callers only pass the result to PageAnon(), so we can save the extra
call to compound_head() by using pfn_swap_entry_folio().

Link: https://lkml.kernel.org/r/20240111152429.3374566-3-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2024-01-11 15:24:21 +00:00 committed by Andrew Morton
parent 5662400a9a
commit 7101422464
1 changed files with 2 additions and 2 deletions
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4
fs/proc/task_mmu.c
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@ -1807,7 +1807,7 @@ static unsigned long pagemap_page_category(struct pagemap_scan_private *p,
if (p->masks_of_interest & PAGE_IS_FILE) {
swp = pte_to_swp_entry(pte);
if (is_pfn_swap_entry(swp) &&
!PageAnon(pfn_swap_entry_to_page(swp)))
!folio_test_anon(pfn_swap_entry_folio(swp)))
categories |= PAGE_IS_FILE;
}
if (pte_swp_soft_dirty(pte))
@ -1873,7 +1873,7 @@ static unsigned long pagemap_thp_category(struct pagemap_scan_private *p,
if (p->masks_of_interest & PAGE_IS_FILE) {
swp = pmd_to_swp_entry(pmd);
if (is_pfn_swap_entry(swp) &&
!PageAnon(pfn_swap_entry_to_page(swp)))
!folio_test_anon(pfn_swap_entry_folio(swp)))
categories |= PAGE_IS_FILE;
}
}