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[f2fs-dev,3/4] f2fs: convert f2fs_read_inline_data() to use folio

Message ID 20240416072318.6486-3-chao@kernel.org (mailing list archive)
State Superseded
Headers show
Series [f2fs-dev,1/4] f2fs: convert f2fs_mpage_readpages() to use folio | expand

Commit Message

Chao Yu April 16, 2024, 7:23 a.m. UTC 
Convert f2fs_read_inline_data() to use folio and related
functionality, and also convert its caller to use folio.

Signed-off-by: Chao Yu <chao@kernel.org>
---
 fs/f2fs/data.c   | 11 +++++------
 fs/f2fs/f2fs.h   |  4 ++--
 fs/f2fs/inline.c | 34 +++++++++++++++++-----------------
 3 files changed, 24 insertions(+), 25 deletions(-)
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Patch

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index c35107657c97..3eb90b9b0f8b 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -2487,20 +2487,19 @@  static int f2fs_mpage_readpages(struct inode *inode,
 
 static int f2fs_read_data_folio(struct file *file, struct folio *folio)
 {
-	struct page *page = &folio->page;
-	struct inode *inode = page_file_mapping(page)->host;
+	struct inode *inode = folio_file_mapping(folio)->host;
 	int ret = -EAGAIN;
 
-	trace_f2fs_readpage(page, DATA);
+	trace_f2fs_readpage(&folio->page, DATA);
 
 	if (!f2fs_is_compress_backend_ready(inode)) {
-		unlock_page(page);
+		folio_unlock(folio);
 		return -EOPNOTSUPP;
 	}
 
 	/* If the file has inline data, try to read it directly */
 	if (f2fs_has_inline_data(inode))
-		ret = f2fs_read_inline_data(inode, page);
+		ret = f2fs_read_inline_data(inode, folio);
 	if (ret == -EAGAIN)
 		ret = f2fs_mpage_readpages(inode, NULL, folio);
 	return ret;
@@ -3429,7 +3428,7 @@  static int prepare_write_begin(struct f2fs_sb_info *sbi,
 
 	if (f2fs_has_inline_data(inode)) {
 		if (pos + len <= MAX_INLINE_DATA(inode)) {
-			f2fs_do_read_inline_data(page, ipage);
+			f2fs_do_read_inline_data(page_folio(page), ipage);
 			set_inode_flag(inode, FI_DATA_EXIST);
 			if (inode->i_nlink)
 				set_page_private_inline(ipage);
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 34acd791c198..13dee521fbe8 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -4153,10 +4153,10 @@  extern struct kmem_cache *f2fs_inode_entry_slab;
 bool f2fs_may_inline_data(struct inode *inode);
 bool f2fs_sanity_check_inline_data(struct inode *inode);
 bool f2fs_may_inline_dentry(struct inode *inode);
-void f2fs_do_read_inline_data(struct page *page, struct page *ipage);
+void f2fs_do_read_inline_data(struct folio *folio, struct page *ipage);
 void f2fs_truncate_inline_inode(struct inode *inode,
 						struct page *ipage, u64 from);
-int f2fs_read_inline_data(struct inode *inode, struct page *page);
+int f2fs_read_inline_data(struct inode *inode, struct folio *folio);
 int f2fs_convert_inline_page(struct dnode_of_data *dn, struct page *page);
 int f2fs_convert_inline_inode(struct inode *inode);
 int f2fs_try_convert_inline_dir(struct inode *dir, struct dentry *dentry);
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index 3d3218a4b29d..7638d0d7b7ee 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -61,22 +61,22 @@  bool f2fs_may_inline_dentry(struct inode *inode)
 	return true;
 }
 
-void f2fs_do_read_inline_data(struct page *page, struct page *ipage)
+void f2fs_do_read_inline_data(struct folio *folio, struct page *ipage)
 {
-	struct inode *inode = page->mapping->host;
+	struct inode *inode = folio_file_mapping(folio)->host;
 
-	if (PageUptodate(page))
+	if (folio_test_uptodate(folio))
 		return;
 
-	f2fs_bug_on(F2FS_P_SB(page), page->index);
+	f2fs_bug_on(F2FS_I_SB(inode), folio_index(folio));
 
-	zero_user_segment(page, MAX_INLINE_DATA(inode), PAGE_SIZE);
+	folio_zero_segment(folio, MAX_INLINE_DATA(inode), folio_size(folio));
 
 	/* Copy the whole inline data block */
-	memcpy_to_page(page, 0, inline_data_addr(inode, ipage),
+	memcpy_to_folio(folio, 0, inline_data_addr(inode, ipage),
 		       MAX_INLINE_DATA(inode));
-	if (!PageUptodate(page))
-		SetPageUptodate(page);
+	if (!folio_test_uptodate(folio))
+		folio_mark_uptodate(folio);
 }
 
 void f2fs_truncate_inline_inode(struct inode *inode,
@@ -97,13 +97,13 @@  void f2fs_truncate_inline_inode(struct inode *inode,
 		clear_inode_flag(inode, FI_DATA_EXIST);
 }
 
-int f2fs_read_inline_data(struct inode *inode, struct page *page)
+int f2fs_read_inline_data(struct inode *inode, struct folio *folio)
 {
 	struct page *ipage;
 
 	ipage = f2fs_get_node_page(F2FS_I_SB(inode), inode->i_ino);
 	if (IS_ERR(ipage)) {
-		unlock_page(page);
+		folio_unlock(folio);
 		return PTR_ERR(ipage);
 	}
 
@@ -112,15 +112,15 @@  int f2fs_read_inline_data(struct inode *inode, struct page *page)
 		return -EAGAIN;
 	}
 
-	if (page->index)
-		zero_user_segment(page, 0, PAGE_SIZE);
+	if (folio_index(folio))
+		folio_zero_segment(folio, 0, folio_size(folio));
 	else
-		f2fs_do_read_inline_data(page, ipage);
+		f2fs_do_read_inline_data(folio, ipage);
 
-	if (!PageUptodate(page))
-		SetPageUptodate(page);
+	if (!folio_test_uptodate(folio))
+		folio_mark_uptodate(folio);
 	f2fs_put_page(ipage, 1);
-	unlock_page(page);
+	folio_unlock(folio);
 	return 0;
 }
 
@@ -166,7 +166,7 @@  int f2fs_convert_inline_page(struct dnode_of_data *dn, struct page *page)
 
 	f2fs_bug_on(F2FS_P_SB(page), folio_test_writeback(page_folio(page)));
 
-	f2fs_do_read_inline_data(page, dn->inode_page);
+	f2fs_do_read_inline_data(page_folio(page), dn->inode_page);
 	set_page_dirty(page);
 
 	/* clear dirty state */