On Thu, May 04, 2017 at 10:03:26PM +0800, Icenowy Zheng wrote:
> 
> 
> 于 2017年5月4日 GMT+08:00 下午10:02:20, Maxime Ripard 
> <maxime.rip...@free-electrons.com> 写到:
> >On Thu, May 04, 2017 at 09:49:59PM +0800, Icenowy Zheng wrote:
> >>  static const struct of_device_id sun4i_a10_pinctrl_match[] = {
> >> -  { .compatible = "allwinner,sun4i-a10-pinctrl", },
> >> +  {
> >> +          .compatible = "allwinner,sun4i-a10-pinctrl",
> >> +          .data = (void *)PINCTRL_SUN4I_A10
> >> +  },
> >> +  {
> >> +          .compatible = "allwinner,sun7i-a20-pinctrl",
> >> +          .data = (void *)PINCTRL_SUN7I_A20
> >> +  },
> >>    {}
> >>  };
> >
> >This means you're going to have two drivers probing for the same
> >device: this driver, and the old one. This is not ok, and probably
> >introduces some corner cases.
> 
> The A20 driver is dropped in the next commit.

Yes, and that is an issue for bisectability. Anyone that will checkout
between those two commits will have a broken kernel, and that is not
ok. Any commit should be in a working state.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

Attachment: signature.asc
Description: PGP signature

Reply via email to