LU-15670 clio: Disable lockless for DIO with O_APPEND

[fs/lustre-release.git] / lustre / llite / file.c

diff --git a/lustre/llite/file.c b/lustre/llite/file.c
index 1912240..15ffe4e 100644 (file)
--- a/lustre/llite/file.c
+++ b/lustre/llite/file.c
@@ -1664,6 +1664,8 @@ ll_file_io_generic(const struct lu_env *env, struct vvp_io_args *args,
 
        io = vvp_env_thread_io(env);
        if (file->f_flags & O_DIRECT) {
+               if (file->f_flags & O_APPEND)
+                       dio_lock = 1;
                if (!is_sync_kiocb(args->u.normal.via_iocb))
                        is_aio = true;