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[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 Content-Transfer-Encoding: 8bit ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1662069761; a=rsa-sha256; cv=none; b=2AXIqNbAsKW/5p1ozHOeeItS0omkIhS9EpxjdIwZ8MgGEXvpX5SL8CJp/jj86myJXqEjbx w+ekQA8amxBzA25TzUXGjIIUkS668c/aZKukGjAzTZrdv3mKK3CSCMakjMsNyseC/dS9NS IDkiPAMJFyFfy8Vpjkdq0FDCCvIQ0jQ= ARC-Authentication-Results: i=1; imf25.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=Gaj0mMM9; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf25.hostedemail.com: domain of vishal.moola@gmail.com designates 209.85.216.44 as permitted sender) smtp.mailfrom=vishal.moola@gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1662069761; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=67A/dC+jR6XpLGLC4ODkJ9hSQCj7SGuspJu+k6nnCZE=; b=5j1NlOxuONBVTbQCuvtM4ScjWLLxjIKSG3ELZ4wGNIdtCtjjfJLDfQJucTvzW98m3P48vL lUrHGvswL7gn7dShuGj7Q4VyoClkez6i772YYesx1hfugaF8O5cCpnEPpYynUDmZ2VolWA D/FpFeusooMXix/kg9KRhabIAY4adcg= X-Rspamd-Server: rspam03 X-Rspam-User: X-Rspamd-Queue-Id: 6316BA005C X-Stat-Signature: oeja169rytpmsguygw595mcohdr6y9ee Authentication-Results: imf25.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=Gaj0mMM9; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf25.hostedemail.com: domain of vishal.moola@gmail.com designates 209.85.216.44 as permitted sender) smtp.mailfrom=vishal.moola@gmail.com X-HE-Tag: 1662069761-316275 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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(); } -- 2.36.1