| From | Miaohe Lin <> | Subject | [PATCH 01/15] mm/swap: use helper is_swap_pte() in swap_vma_readahead | Date | Mon, 9 May 2022 21:14:02 +0800 |
| |
Use helper is_swap_pte() to check whether pte is swap entry to make code more clear. Minor readability improvement.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> --- mm/swap_state.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/mm/swap_state.c b/mm/swap_state.c index 577c2848ae49..240b39ed5922 100644 --- a/mm/swap_state.c +++ b/mm/swap_state.c @@ -818,9 +818,7 @@ static struct page *swap_vma_readahead(swp_entry_t fentry, gfp_t gfp_mask, for (i = 0, pte = ra_info.ptes; i < ra_info.nr_pte; i++, pte++) { pentry = *pte; - if (pte_none(pentry)) - continue; - if (pte_present(pentry)) + if (!is_swap_pte(pentry)) continue; entry = pte_to_swp_entry(pentry); if (unlikely(non_swap_entry(entry))) -- 2.23.0
|