1 files changed, 41 insertions, 43 deletions

diff --git a/fs/ntfs/aops.c b/fs/ntfs/aops.c
index 7202a1e39d70..9364d35b4a10 100644
--- a/fs/ntfs/aops.c
+++ b/fs/ntfs/aops.c
@@ -92,8 +92,7 @@ static void ntfs_end_buffer_async_read(struct buffer_head *bh, int uptodate)
 				"0x%llx.", (unsigned long long)bh->b_blocknr);
 	}
 	first = page_buffers(page);
-	local_irq_save(flags);
-	bit_spin_lock(BH_Uptodate_Lock, &first->b_state);
+	spin_lock_irqsave(&first->b_uptodate_lock, flags);
 	clear_buffer_async_read(bh);
 	unlock_buffer(bh);
 	tmp = bh;
@@ -108,8 +107,7 @@ static void ntfs_end_buffer_async_read(struct buffer_head *bh, int uptodate)
 		}
 		tmp = tmp->b_this_page;
 	} while (tmp != bh);
-	bit_spin_unlock(BH_Uptodate_Lock, &first->b_state);
-	local_irq_restore(flags);
+	spin_unlock_irqrestore(&first->b_uptodate_lock, flags);
 	/*
 	 * If none of the buffers had errors then we can set the page uptodate,
 	 * but we first have to perform the post read mst fixups, if the
@@ -142,8 +140,7 @@ static void ntfs_end_buffer_async_read(struct buffer_head *bh, int uptodate)
 	unlock_page(page);
 	return;
 still_busy:
-	bit_spin_unlock(BH_Uptodate_Lock, &first->b_state);
-	local_irq_restore(flags);
+	spin_unlock_irqrestore(&first->b_uptodate_lock, flags);
 	return;
 }
 
@@ -162,7 +159,7 @@ still_busy:
  *
  * Return 0 on success and -errno on error.
  *
- * Contains an adapted version of fs/buffer.c::block_read_full_page().
+ * Contains an adapted version of fs/buffer.c::block_read_full_folio().
  */
 static int ntfs_read_block(struct page *page)
 {
@@ -345,7 +342,7 @@ handle_zblock:
 		for (i = 0; i < nr; i++) {
 			tbh = arr[i];
 			if (likely(!buffer_uptodate(tbh)))
-				submit_bh(REQ_OP_READ, 0, tbh);
+				submit_bh(REQ_OP_READ, tbh);
 			else
 				ntfs_end_buffer_async_read(tbh, 1);
 		}
@@ -361,16 +358,16 @@ handle_zblock:
 }
 
 /**
- * ntfs_readpage - fill a @page of a @file with data from the device
- * @file:	open file to which the page @page belongs or NULL
- * @page:	page cache page to fill with data
+ * ntfs_read_folio - fill a @folio of a @file with data from the device
+ * @file:	open file to which the folio @folio belongs or NULL
+ * @folio:	page cache folio to fill with data
  *
- * For non-resident attributes, ntfs_readpage() fills the @page of the open
- * file @file by calling the ntfs version of the generic block_read_full_page()
+ * For non-resident attributes, ntfs_read_folio() fills the @folio of the open
+ * file @file by calling the ntfs version of the generic block_read_full_folio()
  * function, ntfs_read_block(), which in turn creates and reads in the buffers
- * associated with the page asynchronously.
+ * associated with the folio asynchronously.
  *
- * For resident attributes, OTOH, ntfs_readpage() fills @page by copying the
+ * For resident attributes, OTOH, ntfs_read_folio() fills @folio by copying the
  * data from the mft record (which at this stage is most likely in memory) and
  * fills the remainder with zeroes. Thus, in this case, I/O is synchronous, as
  * even if the mft record is not cached at this point in time, we need to wait
@@ -378,8 +375,9 @@ handle_zblock:
  *
  * Return 0 on success and -errno on error.
  */
-static int ntfs_readpage(struct file *file, struct page *page)
+static int ntfs_read_folio(struct file *file, struct folio *folio)
 {
+	struct page *page = &folio->page;
 	loff_t i_size;
 	struct inode *vi;
 	ntfs_inode *ni, *base_ni;
@@ -461,7 +459,7 @@ retry_readpage:
 	}
 	/*
 	 * If a parallel write made the attribute non-resident, drop the mft
-	 * record and retry the readpage.
+	 * record and retry the read_folio.
 	 */
 	if (unlikely(NInoNonResident(ni))) {
 		unmap_mft_record(base_ni);
@@ -596,12 +594,12 @@ static int ntfs_write_block(struct page *page, struct writeback_control *wbc)
 	iblock = initialized_size >> blocksize_bits;
 
 	/*
-	 * Be very careful.  We have no exclusion from __set_page_dirty_buffers
+	 * Be very careful.  We have no exclusion from block_dirty_folio
 	 * here, and the (potentially unmapped) buffers may become dirty at
 	 * any time.  If a buffer becomes dirty here after we've inspected it
 	 * then we just miss that fact, and the page stays dirty.
 	 *
-	 * Buffers outside i_size may be dirtied by __set_page_dirty_buffers;
+	 * Buffers outside i_size may be dirtied by block_dirty_folio;
 	 * handle that here by just cleaning them.
 	 */
 
@@ -640,10 +638,11 @@ static int ntfs_write_block(struct page *page, struct writeback_control *wbc)
 		if (unlikely((block >= iblock) &&
 				(initialized_size < i_size))) {
 			/*
-			 * If this page is fully outside initialized size, zero
-			 * out all pages between the current initialized size
-			 * and the current page. Just use ntfs_readpage() to do
-			 * the zeroing transparently.
+			 * If this page is fully outside initialized
+			 * size, zero out all pages between the current
+			 * initialized size and the current page. Just
+			 * use ntfs_read_folio() to do the zeroing
+			 * transparently.
 			 */
 			if (block > iblock) {
 				// TODO:
@@ -656,7 +655,7 @@ static int ntfs_write_block(struct page *page, struct writeback_control *wbc)
 				// Update initialized size in the attribute and
 				// in the inode.
 				// Again, for each page do:
-				//	__set_page_dirty_buffers();
+				//	block_dirty_folio();
 				// put_page()
 				// We don't need to wait on the writes.
 				// Update iblock.
@@ -801,7 +800,7 @@ lock_retry_remap:
 	/* For the error case, need to reset bh to the beginning. */
 	bh = head;
 
-	/* Just an optimization, so ->readpage() is not called later. */
+	/* Just an optimization, so ->read_folio() is not called later. */
 	if (unlikely(!PageUptodate(page))) {
 		int uptodate = 1;
 		do {
@@ -860,7 +859,7 @@ lock_retry_remap:
 	do {
 		struct buffer_head *next = bh->b_this_page;
 		if (buffer_async_write(bh)) {
-			submit_bh(REQ_OP_WRITE, 0, bh);
+			submit_bh(REQ_OP_WRITE, bh);
 			need_end_writeback = false;
 		}
 		bh = next;
@@ -1188,7 +1187,7 @@ lock_retry_remap:
 		BUG_ON(!buffer_mapped(tbh));
 		get_bh(tbh);
 		tbh->b_end_io = end_buffer_write_sync;
-		submit_bh(REQ_OP_WRITE, 0, tbh);
+		submit_bh(REQ_OP_WRITE, tbh);
 	}
 	/* Synchronize the mft mirror now if not @sync. */
 	if (is_mft && !sync)
@@ -1332,7 +1331,7 @@ done:
  * vfs inode dirty code path for the inode the mft record belongs to or via the
  * vm page dirty code path for the page the mft record is in.
  *
- * Based on ntfs_readpage() and fs/buffer.c::block_write_full_page().
+ * Based on ntfs_read_folio() and fs/buffer.c::block_write_full_page().
  *
  * Return 0 on success and -errno on error.
  */
@@ -1353,12 +1352,13 @@ retry_writepage:
 	/* Is the page fully outside i_size? (truncate in progress) */
 	if (unlikely(page->index >= (i_size + PAGE_SIZE - 1) >>
 			PAGE_SHIFT)) {
+		struct folio *folio = page_folio(page);
 		/*
 		 * The page may have dirty, unmapped buffers.  Make them
 		 * freeable here, so the page does not leak.
 		 */
-		block_invalidatepage(page, 0, PAGE_SIZE);
-		unlock_page(page);
+		block_invalidate_folio(folio, 0, folio_size(folio));
+		folio_unlock(folio);
 		ntfs_debug("Write outside i_size - truncated?");
 		return 0;
 	}
@@ -1653,13 +1653,13 @@ hole:
  * attributes.
  */
 const struct address_space_operations ntfs_normal_aops = {
-	.readpage	= ntfs_readpage,
+	.read_folio	= ntfs_read_folio,
 #ifdef NTFS_RW
 	.writepage	= ntfs_writepage,
-	.set_page_dirty	= __set_page_dirty_buffers,
+	.dirty_folio	= block_dirty_folio,
 #endif /* NTFS_RW */
 	.bmap		= ntfs_bmap,
-	.migratepage	= buffer_migrate_page,
+	.migrate_folio	= buffer_migrate_folio,
 	.is_partially_uptodate = block_is_partially_uptodate,
 	.error_remove_page = generic_error_remove_page,
 };
@@ -1668,12 +1668,12 @@ const struct address_space_operations ntfs_normal_aops = {
  * ntfs_compressed_aops - address space operations for compressed inodes
  */
 const struct address_space_operations ntfs_compressed_aops = {
-	.readpage	= ntfs_readpage,
+	.read_folio	= ntfs_read_folio,
 #ifdef NTFS_RW
 	.writepage	= ntfs_writepage,
-	.set_page_dirty	= __set_page_dirty_buffers,
+	.dirty_folio	= block_dirty_folio,
 #endif /* NTFS_RW */
-	.migratepage	= buffer_migrate_page,
+	.migrate_folio	= buffer_migrate_folio,
 	.is_partially_uptodate = block_is_partially_uptodate,
 	.error_remove_page = generic_error_remove_page,
 };
@@ -1683,14 +1683,12 @@ const struct address_space_operations ntfs_compressed_aops = {
  *		   and attributes
  */
 const struct address_space_operations ntfs_mst_aops = {
-	.readpage	= ntfs_readpage,	/* Fill page with data. */
+	.read_folio	= ntfs_read_folio,	/* Fill page with data. */
 #ifdef NTFS_RW
 	.writepage	= ntfs_writepage,	/* Write dirty page to disk. */
-	.set_page_dirty	= __set_page_dirty_nobuffers,	/* Set the page dirty
-						   without touching the buffers
-						   belonging to the page. */
+	.dirty_folio	= filemap_dirty_folio,
 #endif /* NTFS_RW */
-	.migratepage	= buffer_migrate_page,
+	.migrate_folio	= buffer_migrate_folio,
 	.is_partially_uptodate	= block_is_partially_uptodate,
 	.error_remove_page = generic_error_remove_page,
 };
@@ -1735,7 +1733,7 @@ void mark_ntfs_record_dirty(struct page *page, const unsigned int ofs) {
 				bh = bh->b_this_page;
 			} while (bh);
 			tail->b_this_page = head;
-			attach_page_buffers(page, head);
+			attach_page_private(page, head);
 		} else
 			buffers_to_free = bh;
 	}
@@ -1750,7 +1748,7 @@ void mark_ntfs_record_dirty(struct page *page, const unsigned int ofs) {
 		set_buffer_dirty(bh);
 	} while ((bh = bh->b_this_page) != head);
 	spin_unlock(&mapping->private_lock);
-	__set_page_dirty_nobuffers(page);
+	filemap_dirty_folio(mapping, page_folio(page));
 	if (unlikely(buffers_to_free)) {
 		do {
 			bh = buffers_to_free->b_this_page;