From: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Date: Wed, 4 Jan 2023 21:14:47 +0000 (-0800)
Subject: nilfs2: convert nilfs_clear_dirty_pages() to use filemap_get_folios_tag()
X-Git-Tag: v6.6.17~5460^2~245
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=243c5ea4f783922f46779f9071b1948e1c1d0291;p=platform%2Fkernel%2Flinux-rpi.git

nilfs2: convert nilfs_clear_dirty_pages() to use filemap_get_folios_tag()

Convert function to use folios throughout.  This is in preparation for the
removal of find_get_pages_range_tag().  This change removes 2 calls to
compound_head().

Link: https://lkml.kernel.org/r/20230104211448.4804-23-vishal.moola@gmail.com
Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Acked-by: Ryusuke Konishi <konishi.ryusuke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c
index d921542..41ccd43 100644
--- a/fs/nilfs2/page.c
+++ b/fs/nilfs2/page.c
@@ -358,22 +358,22 @@ repeat:
  */
 void nilfs_clear_dirty_pages(struct address_space *mapping, bool silent)
 {
-	struct pagevec pvec;
+	struct folio_batch fbatch;
 	unsigned int i;
 	pgoff_t index = 0;
 
-	pagevec_init(&pvec);
+	folio_batch_init(&fbatch);
 
-	while (pagevec_lookup_tag(&pvec, mapping, &index,
-					PAGECACHE_TAG_DIRTY)) {
-		for (i = 0; i < pagevec_count(&pvec); i++) {
-			struct page *page = pvec.pages[i];
+	while (filemap_get_folios_tag(mapping, &index, (pgoff_t)-1,
+				PAGECACHE_TAG_DIRTY, &fbatch)) {
+		for (i = 0; i < folio_batch_count(&fbatch); i++) {
+			struct folio *folio = fbatch.folios[i];
 
-			lock_page(page);
-			nilfs_clear_dirty_page(page, silent);
-			unlock_page(page);
+			folio_lock(folio);
+			nilfs_clear_dirty_page(&folio->page, silent);
+			folio_unlock(folio);
 		}
-		pagevec_release(&pvec);
+		folio_batch_release(&fbatch);
 		cond_resched();
 	}
 }