iomap: Rename page_done handler to put_folio

The ->page_done() handler in struct iomap_page_ops is now somewhat
misnamed in that it mainly deals with unlocking and putting a folio, so
rename it to ->put_folio().

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 4620628..0c04145 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -967,7 +967,7 @@ static int gfs2_iomap_page_prepare(struct inode *inode, loff_t pos,
 	return gfs2_trans_begin(sdp, RES_DINODE + blocks, 0);
 }
 
-static void gfs2_iomap_page_done(struct inode *inode, loff_t pos,
+static void gfs2_iomap_put_folio(struct inode *inode, loff_t pos,
 				 unsigned copied, struct folio *folio)
 {
 	struct gfs2_trans *tr = current->journal_info;
@@ -994,7 +994,7 @@ static void gfs2_iomap_page_done(struct inode *inode, loff_t pos,
 
 static const struct iomap_page_ops gfs2_iomap_page_ops = {
 	.page_prepare = gfs2_iomap_page_prepare,
-	.page_done = gfs2_iomap_page_done,
+	.put_folio = gfs2_iomap_put_folio,
 };
 
 static int gfs2_iomap_begin_write(struct inode *inode, loff_t pos,