fix O_SYNC|O_APPEND syncing the wrong range on write()

[~andy/linux] / fs / ext4 / file.c

diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 43e64f6022eb4af22e7ac95eb6aaa34e7e6735a9..1a5073959f322655b93ade8189107b9148d244ed 100644 (file)
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -152,7 +152,7 @@ ext4_file_dio_write(struct kiocb *iocb, const struct iovec *iov,
        if (ret > 0) {
                ssize_t err;
 
-               err = generic_write_sync(file, pos, ret);
+               err = generic_write_sync(file, iocb->ki_pos - ret, ret);
                if (err < 0 && ret > 0)
                        ret = err;
        }