From: Goldwyn Rodrigues <rgoldwyn@xxxxxxxx>
btrfs holds inode_lock_shared() while performing DIO within EOF, so
lockdep_assert_held() check can be re-instated.
Revert 3ad99bec6e82 ("iomap: remove lockdep_assert_held()")
Signed-off-by: Goldwyn Rodrigues <rgoldwyn@xxxxxxxx>
---
fs/iomap/direct-io.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c
index e01f81e7b76f..b5e030971001 100644
--- a/fs/iomap/direct-io.c
+++ b/fs/iomap/direct-io.c
@@ -421,6 +421,8 @@ __iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter,
struct blk_plug plug;
struct iomap_dio *dio;
+ lockdep_assert_held(&inode->i_rwsem);
+
if (!count)
return NULL;
--
2.26.2
