[PATCH 04/12] iomap: pass the iomap to the punch callback

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XFS will need to look at the flags in the iomap structure, so pass it
down all the way to the callback.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
 fs/iomap/buffered-io.c | 25 +++++++++++++------------
 fs/xfs/xfs_iomap.c     |  3 ++-
 include/linux/iomap.h  |  3 ++-
 3 files changed, 17 insertions(+), 14 deletions(-)

diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index ac4666fede4c18..a0bc7c3654cc36 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -1047,7 +1047,7 @@ EXPORT_SYMBOL_GPL(iomap_file_buffered_write);
 
 static int iomap_write_delalloc_ifs_punch(struct inode *inode,
 		struct folio *folio, loff_t start_byte, loff_t end_byte,
-		iomap_punch_t punch)
+		struct iomap *iomap, iomap_punch_t punch)
 {
 	unsigned int first_blk, last_blk, i;
 	loff_t last_byte;
@@ -1072,7 +1072,7 @@ static int iomap_write_delalloc_ifs_punch(struct inode *inode,
 	for (i = first_blk; i <= last_blk; i++) {
 		if (!ifs_block_is_dirty(folio, ifs, i)) {
 			ret = punch(inode, folio_pos(folio) + (i << blkbits),
-				    1 << blkbits);
+				    1 << blkbits, iomap);
 			if (ret)
 				return ret;
 		}
@@ -1084,7 +1084,7 @@ static int iomap_write_delalloc_ifs_punch(struct inode *inode,
 
 static int iomap_write_delalloc_punch(struct inode *inode, struct folio *folio,
 		loff_t *punch_start_byte, loff_t start_byte, loff_t end_byte,
-		iomap_punch_t punch)
+		struct iomap *iomap, iomap_punch_t punch)
 {
 	int ret = 0;
 
@@ -1094,14 +1094,14 @@ static int iomap_write_delalloc_punch(struct inode *inode, struct folio *folio,
 	/* if dirty, punch up to offset */
 	if (start_byte > *punch_start_byte) {
 		ret = punch(inode, *punch_start_byte,
-				start_byte - *punch_start_byte);
+				start_byte - *punch_start_byte, iomap);
 		if (ret)
 			return ret;
 	}
 
 	/* Punch non-dirty blocks within folio */
-	ret = iomap_write_delalloc_ifs_punch(inode, folio, start_byte,
-			end_byte, punch);
+	ret = iomap_write_delalloc_ifs_punch(inode, folio, start_byte, end_byte,
+			iomap, punch);
 	if (ret)
 		return ret;
 
@@ -1134,7 +1134,7 @@ static int iomap_write_delalloc_punch(struct inode *inode, struct folio *folio,
  */
 static int iomap_write_delalloc_scan(struct inode *inode,
 		loff_t *punch_start_byte, loff_t start_byte, loff_t end_byte,
-		iomap_punch_t punch)
+		struct iomap *iomap, iomap_punch_t punch)
 {
 	while (start_byte < end_byte) {
 		struct folio	*folio;
@@ -1150,7 +1150,7 @@ static int iomap_write_delalloc_scan(struct inode *inode,
 		}
 
 		ret = iomap_write_delalloc_punch(inode, folio, punch_start_byte,
-						 start_byte, end_byte, punch);
+				start_byte, end_byte, iomap, punch);
 		if (ret) {
 			folio_unlock(folio);
 			folio_put(folio);
@@ -1199,7 +1199,8 @@ static int iomap_write_delalloc_scan(struct inode *inode,
  * the code to subtle off-by-one bugs....
  */
 static int iomap_write_delalloc_release(struct inode *inode, loff_t start_byte,
-		loff_t end_byte, unsigned flags, iomap_punch_t punch)
+		loff_t end_byte, unsigned flags, struct iomap *iomap,
+		iomap_punch_t punch)
 {
 	loff_t punch_start_byte = start_byte;
 	loff_t scan_end_byte = min(i_size_read(inode), end_byte);
@@ -1252,7 +1253,7 @@ static int iomap_write_delalloc_release(struct inode *inode, loff_t start_byte,
 		WARN_ON_ONCE(data_end > scan_end_byte);
 
 		error = iomap_write_delalloc_scan(inode, &punch_start_byte,
-				start_byte, data_end, punch);
+				start_byte, data_end, iomap, punch);
 		if (error)
 			goto out_unlock;
 
@@ -1262,7 +1263,7 @@ static int iomap_write_delalloc_release(struct inode *inode, loff_t start_byte,
 
 	if (punch_start_byte < end_byte)
 		error = punch(inode, punch_start_byte,
-				end_byte - punch_start_byte);
+				end_byte - punch_start_byte, iomap);
 out_unlock:
 	filemap_invalidate_unlock(inode->i_mapping);
 	return error;
@@ -1329,7 +1330,7 @@ int iomap_file_buffered_write_punch_delalloc(struct inode *inode,
 		return 0;
 
 	return iomap_write_delalloc_release(inode, start_byte, end_byte, flags,
-					punch);
+					iomap, punch);
 }
 EXPORT_SYMBOL_GPL(iomap_file_buffered_write_punch_delalloc);
 
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 47b5c83588259e..695e5bee776f94 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -1212,7 +1212,8 @@ static int
 xfs_buffered_write_delalloc_punch(
 	struct inode		*inode,
 	loff_t			offset,
-	loff_t			length)
+	loff_t			length,
+	struct iomap		*iomap)
 {
 	xfs_bmap_punch_delalloc_range(XFS_I(inode), offset, offset + length);
 	return 0;
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index 83da37d64d1144..a931190f6d858b 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -274,7 +274,8 @@ int iomap_truncate_page(struct inode *inode, loff_t pos, bool *did_zero,
 vm_fault_t iomap_page_mkwrite(struct vm_fault *vmf,
 			const struct iomap_ops *ops);
 
-typedef int (*iomap_punch_t)(struct inode *inode, loff_t offset, loff_t length);
+typedef int (*iomap_punch_t)(struct inode *inode, loff_t offset, loff_t length,
+		struct iomap *iomap);
 int iomap_file_buffered_write_punch_delalloc(struct inode *inode, loff_t pos,
 		loff_t length, ssize_t written, unsigned flag,
 		struct iomap *iomap, iomap_punch_t punch);
-- 
2.45.2





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