GLR_TRYFAILED
if (error != GLR_TRYFAILED)
if (error == GLR_TRYFAILED)
gh->gh_error = GLR_TRYFAILED;
gh->gh_error = GLR_TRYFAILED;
if (error == GLR_TRYFAILED)
case GLR_TRYFAILED:
if (ret && ret != GLR_TRYFAILED && ret != -EROFS)
if (error && error != GLR_TRYFAILED)