From nobody Mon Feb 9 21:19:33 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D70AC04A94 for ; Wed, 19 Jul 2023 10:00:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230519AbjGSJ7m (ORCPT ); Wed, 19 Jul 2023 05:59:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56248 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230344AbjGSJ7D (ORCPT ); Wed, 19 Jul 2023 05:59:03 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D72E9E69 for ; Wed, 19 Jul 2023 02:59:01 -0700 (PDT) Received: from kwepemm600020.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4R5WRF2wptztRbR; Wed, 19 Jul 2023 17:55:53 +0800 (CST) Received: from localhost.localdomain (10.175.112.125) by kwepemm600020.china.huawei.com (7.193.23.147) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Wed, 19 Jul 2023 17:58:59 +0800 From: Peng Zhang To: , , CC: , , , , ZhangPeng Subject: [PATCH v2 8/9] mm/page_io: convert count_swpout_vm_event() to take in a folio Date: Wed, 19 Jul 2023 17:58:47 +0800 Message-ID: <20230719095848.3422629-9-zhangpeng362@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230719095848.3422629-1-zhangpeng362@huawei.com> References: <20230719095848.3422629-1-zhangpeng362@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.112.125] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemm600020.china.huawei.com (7.193.23.147) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: ZhangPeng Convert count_swpout_vm_event() to take in a folio. We can remove five implicit calls to compound_head() by taking in a folio. Signed-off-by: ZhangPeng --- mm/page_io.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/mm/page_io.c b/mm/page_io.c index e28395331bb0..fa8caf1c05d8 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -205,13 +205,13 @@ int swap_writepage(struct page *page, struct writebac= k_control *wbc) return 0; } =20 -static inline void count_swpout_vm_event(struct page *page) +static inline void count_swpout_vm_event(struct folio *folio) { #ifdef CONFIG_TRANSPARENT_HUGEPAGE - if (unlikely(PageTransHuge(page))) + if (unlikely(folio_test_pmd_mappable(folio))) count_vm_event(THP_SWPOUT); #endif - count_vm_events(PSWPOUT, thp_nr_pages(page)); + count_vm_events(PSWPOUT, folio_nr_pages(folio)); } =20 #if defined(CONFIG_MEMCG) && defined(CONFIG_BLK_CGROUP) @@ -280,7 +280,7 @@ static void sio_write_complete(struct kiocb *iocb, long= ret) } } else { for (p =3D 0; p < sio->pages; p++) - count_swpout_vm_event(sio->bvec[p].bv_page); + count_swpout_vm_event(page_folio(sio->bvec[p].bv_page)); } =20 for (p =3D 0; p < sio->pages; p++) @@ -339,7 +339,7 @@ static void swap_writepage_bdev_sync(struct page *page, __bio_add_page(&bio, page, thp_size(page), 0); =20 bio_associate_blkg_from_page(&bio, page); - count_swpout_vm_event(page); + count_swpout_vm_event(folio); =20 folio_start_writeback(folio); folio_unlock(folio); @@ -362,7 +362,7 @@ static void swap_writepage_bdev_async(struct page *page, __bio_add_page(bio, page, thp_size(page), 0); =20 bio_associate_blkg_from_page(bio, page); - count_swpout_vm_event(page); + count_swpout_vm_event(folio); folio_start_writeback(folio); folio_unlock(folio); submit_bio(bio); --=20 2.25.1