[PATCH 4/8] reiserfs: Convert reiserfs_delete_item() to use kmap_local_folio()

["Matthew Wilcox (Oracle)" <willy@infradead.org>]

kmap_atomic() is deprecated, and so is bh->b_page.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
---
 fs/reiserfs/stree.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/fs/reiserfs/stree.c b/fs/reiserfs/stree.c
index 84c12a1947b2..309c61bd90e0 100644
--- a/fs/reiserfs/stree.c
+++ b/fs/reiserfs/stree.c
@@ -1359,12 +1359,13 @@ int reiserfs_delete_item(struct reiserfs_transaction_handle *th,
 		 * -clm
 		 */
 
-		data = kmap_atomic(un_bh->b_page);
-		off = ((le_ih_k_offset(&s_ih) - 1) & (PAGE_SIZE - 1));
-		memcpy(data + off,
+		off = offset_in_folio(un_bh->b_folio,
+					le_ih_k_offset(&s_ih) - 1);
+		data = kmap_local_folio(un_bh->b_folio, off);
+		memcpy(data,
 		       ih_item_body(PATH_PLAST_BUFFER(path), &s_ih),
 		       ret_value);
-		kunmap_atomic(data);
+		kunmap_local(data);
 	}
 
 	/* Perform balancing after all resources have been collected at once. */
-- 
2.35.1