From patchwork Thu Sep 1 22:01:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 12963314 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 60C5DC6FA82 for ; Thu, 1 Sep 2022 22:02:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233250AbiIAWCs (ORCPT ); Thu, 1 Sep 2022 18:02:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38180 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233729AbiIAWCm (ORCPT ); Thu, 1 Sep 2022 18:02:42 -0400 Received: from mail-pj1-x1035.google.com (mail-pj1-x1035.google.com [IPv6:2607:f8b0:4864:20::1035]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 384CE7B1D6; Thu, 1 Sep 2022 15:02:41 -0700 (PDT) Received: by mail-pj1-x1035.google.com with SMTP id mj6so280281pjb.1; Thu, 01 Sep 2022 15:02:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=67A/dC+jR6XpLGLC4ODkJ9hSQCj7SGuspJu+k6nnCZE=; b=Gaj0mMM9H3egxmzvqoNe1iEZ8hM4gGCuOLd4DrOQSPxMqktv1CzrXzVDyO8P2nyIk/ yUBeUFPxBV3eXEeh6ja6r3jkoQsS04RG50Hnxubt2HmCGrtg5eKsV3UPlvUzZnUKawGI My9DzO3Xj8pL30ByGUnOEZVfKGDkHTQ2C4HIc/qJJANb+ptbCXEplLhDGKA3WFdXs9M8 mS8cT1eLA3HlUfNc2XYawFkS2Pm3KnFAocu/vOFGqQPu2plQzBgCe9NVA8+UzmqDvFrB 1wkufgXt46pAfuPf7/lCvGbjs1HcMTtdBZcKTuJGYsiDo4Y26ACLq07Wk/qpB89Wt8ju 1+LA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=67A/dC+jR6XpLGLC4ODkJ9hSQCj7SGuspJu+k6nnCZE=; b=YEf+i206i3cFMz8V52U2kvsT7ghXAlnElo7K/sCEN4C2YUpCQRnZY0h3V9rcDME2hG q5B7MaHOwGM7PbKQJ3/U3qI1XzLELfrG8bZCiXhs6QX+M1+kgETR3RDyEG96wlsfiVMD uZaczCT3TBoo3WFChqfUNeohjF18NNxkqV6ceXHdMa8neRFM9KvVfqbBEYdYQYUFBDmh f+ZwJoo4zVz00ojlb72MXtP3v2CkrqfqbGSk4bOmEDCig3AFVOnowoj7Ui9EozA2fQV7 m9oOGFMf//xUFPYNerjlsQN/giQ9TWosQzoFOyu/J1pbY/IRmeDDblHNqWLHXBxGEflN 0eYw== X-Gm-Message-State: ACgBeo25oOfgG2JQBm8bOyNtyToRW+FOeyvGhtVpjxLmo477y4LCDbwJ A8SGXuEC3TxpjTKDD8qF8pj6LyKkYYuNlg== X-Google-Smtp-Source: AA6agR6dxA12uK+I+w8xC2CjqrYGTglG0dwrWM/V/jCpC1FZtdsk4I0wsfRIaHclHD4NelAUtre+yQ== X-Received: by 2002:a17:90a:640c:b0:1fe:1763:e169 with SMTP id g12-20020a17090a640c00b001fe1763e169mr1291542pjj.35.1662069760287; Thu, 01 Sep 2022 15:02:40 -0700 (PDT) Received: from vmfolio.. (c-73-189-111-8.hsd1.ca.comcast.net. [73.189.111.8]) by smtp.googlemail.com with ESMTPSA id fv4-20020a17090b0e8400b001fb350026f1sm128894pjb.4.2022.09.01.15.02.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Sep 2022 15:02:39 -0700 (PDT) From: "Vishal Moola (Oracle)" To: linux-fsdevel@vger.kernel.org Cc: linux-afs@lists.infradead.org, linux-kernel@vger.kernel.org, linux-btrfs@vger.kernel.org, ceph-devel@vger.kernel.org, linux-cifs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, linux-nilfs@vger.kernel.org, linux-mm@kvack.org, "Vishal Moola (Oracle)" Subject: [PATCH 04/23] page-writeback: Convert write_cache_pages() to use filemap_get_folios_tag() Date: Thu, 1 Sep 2022 15:01:19 -0700 Message-Id: <20220901220138.182896-5-vishal.moola@gmail.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220901220138.182896-1-vishal.moola@gmail.com> References: <20220901220138.182896-1-vishal.moola@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org Converted function to use folios throughout. This is in preparation for the removal of find_get_pages_range_tag(). Signed-off-by: Vishal Moola (Oracle) --- mm/page-writeback.c | 44 +++++++++++++++++++++++--------------------- 1 file changed, 23 insertions(+), 21 deletions(-) diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 032a7bf8d259..087165357a5a 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -2285,15 +2285,15 @@ int write_cache_pages(struct address_space *mapping, int ret = 0; int done = 0; int error; - struct pagevec pvec; - int nr_pages; + struct folio_batch fbatch; + int nr_folios; pgoff_t index; pgoff_t end; /* Inclusive */ pgoff_t done_index; int range_whole = 0; xa_mark_t tag; - pagevec_init(&pvec); + folio_batch_init(&fbatch); if (wbc->range_cyclic) { index = mapping->writeback_index; /* prev offset */ end = -1; @@ -2313,17 +2313,18 @@ int write_cache_pages(struct address_space *mapping, while (!done && (index <= end)) { int i; - nr_pages = pagevec_lookup_range_tag(&pvec, mapping, &index, end, - tag); - if (nr_pages == 0) + nr_folios = filemap_get_folios_tag(mapping, &index, end, + tag, &fbatch); + + if (nr_folios == 0) break; - for (i = 0; i < nr_pages; i++) { - struct page *page = pvec.pages[i]; + for (i = 0; i < nr_folios; i++) { + struct folio *folio = fbatch.folios[i]; - done_index = page->index; + done_index = folio->index; - lock_page(page); + folio_lock(folio); /* * Page truncated or invalidated. We can freely skip it @@ -2333,30 +2334,30 @@ int write_cache_pages(struct address_space *mapping, * even if there is now a new, dirty page at the same * pagecache address. */ - if (unlikely(page->mapping != mapping)) { + if (unlikely(folio->mapping != mapping)) { continue_unlock: - unlock_page(page); + folio_unlock(folio); continue; } - if (!PageDirty(page)) { + if (!folio_test_dirty(folio)) { /* someone wrote it for us */ goto continue_unlock; } - if (PageWriteback(page)) { + if (folio_test_writeback(folio)) { if (wbc->sync_mode != WB_SYNC_NONE) - wait_on_page_writeback(page); + folio_wait_writeback(folio); else goto continue_unlock; } - BUG_ON(PageWriteback(page)); - if (!clear_page_dirty_for_io(page)) + BUG_ON(folio_test_writeback(folio)); + if (!folio_clear_dirty_for_io(folio)) goto continue_unlock; trace_wbc_writepage(wbc, inode_to_bdi(mapping->host)); - error = (*writepage)(page, wbc, data); + error = writepage(&folio->page, wbc, data); if (unlikely(error)) { /* * Handle errors according to the type of @@ -2371,11 +2372,12 @@ int write_cache_pages(struct address_space *mapping, * the first error. */ if (error == AOP_WRITEPAGE_ACTIVATE) { - unlock_page(page); + folio_unlock(folio); error = 0; } else if (wbc->sync_mode != WB_SYNC_ALL) { ret = error; - done_index = page->index + 1; + done_index = folio->index + + folio_nr_pages(folio); done = 1; break; } @@ -2395,7 +2397,7 @@ int write_cache_pages(struct address_space *mapping, break; } } - pagevec_release(&pvec); + folio_batch_release(&fbatch); cond_resched(); }