- if (!incompat_holders_demoted) {
- demote_incompat_holders(gl, first_gh);
- incompat_holders_demoted = true;
- first_gh = gh;
- }
- if (test_bit(GLF_INSTANTIATE_NEEDED, &gl->gl_flags) &&
- !(gh->gh_flags & GL_SKIP) && gl->gl_ops->go_instantiate) {
- lock_released = true;
- spin_unlock(&gl->gl_lockref.lock);
- ret = gfs2_instantiate(gh);
- spin_lock(&gl->gl_lockref.lock);
- if (ret) {
- if (ret == 1)
- return 2;
- gh->gh_error = ret;
- list_del_init(&gh->gh_list);
- trace_gfs2_glock_queue(gh, 0);
- gfs2_holder_wake(gh);
- goto restart;
- }
- }