diff options
Diffstat (limited to 'fs/ext4/file.c')
| -rw-r--r-- | fs/ext4/file.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ext4/file.c b/fs/ext4/file.c index 9c2711bce0f9..5f225881176b 100644 --- a/fs/ext4/file.c +++ b/fs/ext4/file.c @@ -447,6 +447,7 @@ static ssize_t ext4_dio_write_iter(struct kiocb *iocb, struct iov_iter *from) struct inode *inode = file_inode(iocb->ki_filp); loff_t offset = iocb->ki_pos; size_t count = iov_iter_count(from); + const struct iomap_ops *iomap_ops = &ext4_iomap_ops; bool extend = false, unaligned_io = false; bool ilock_shared = true; @@ -526,7 +527,9 @@ static ssize_t ext4_dio_write_iter(struct kiocb *iocb, struct iov_iter *from) ext4_journal_stop(handle); } - ret = iomap_dio_rw(iocb, from, &ext4_iomap_ops, &ext4_dio_write_ops, + if (ilock_shared) + iomap_ops = &ext4_iomap_overwrite_ops; + ret = iomap_dio_rw(iocb, from, iomap_ops, &ext4_dio_write_ops, is_sync_kiocb(iocb) || unaligned_io || extend); if (extend) |