Re: [PATCH 09/12] of: overlay: avoid race condition between applying multiple overlays

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Subject: Re: [PATCH 09/12] of: overlay: avoid race condition between applying multiple overlays
From: Frank Rowand <frowand.list@xxxxxxxxx>
Date: Tue, 10 Oct 2017 18:41:04 -0700
Cc: Mark Rutland <mark.rutland@xxxxxxx>, "devicetree@xxxxxxxxxxxxxxx" <devicetree@xxxxxxxxxxxxxxx>, Pantelis Antoniou <pantelis.antoniou@xxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, Jyri Sarha <jsarha@xxxxxx>, Tomi Valkeinen <tomi.valkeinen@xxxxxx>, dri-devel <dri-devel@xxxxxxxxxxxxxxxxxxxxx>
In-reply-to: <CAL_JsqK8cxBk754UBziGOTMx035C8P5ehPvENE0=-TNHqmTCbg@mail.gmail.com>
References: <1507002826-16393-1-git-send-email-frowand.list@gmail.com> <1507002826-16393-10-git-send-email-frowand.list@gmail.com> <CAL_JsqKHkPp6M-aE9yVM1Bs599NTpjV33hGXvnOo-W8KKPPsJw@mail.gmail.com> <59D5A737.9090905@gmail.com> <20171010184014.m2chslx36kbhvgug@rob-hp-laptop> <59DD21F3.6080001@gmail.com> <CAL_JsqK8cxBk754UBziGOTMx035C8P5ehPvENE0=-TNHqmTCbg@mail.gmail.com>
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On 10/10/17 14:06, Rob Herring wrote:
> On Tue, Oct 10, 2017 at 2:39 PM, Frank Rowand <frowand.list@xxxxxxxxx> wrote:

< snip >

> 
> AFAICT, I don't think anything between of_resolve_phandles and
> of_overlay_apply calls in tilcdc depends on the phandles being fixed
> up.

I think you are correct, after another quick scan of that code.

< snip >

-Frank
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References:
- [PATCH 00/12] of: overlay: clean up device tree overlay code
  - From: frowand . list
- [PATCH 09/12] of: overlay: avoid race condition between applying multiple overlays
  - From: frowand . list
- Re: [PATCH 09/12] of: overlay: avoid race condition between applying multiple overlays
  - From: Rob Herring
- Re: [PATCH 09/12] of: overlay: avoid race condition between applying multiple overlays
  - From: Frank Rowand
- Re: [PATCH 09/12] of: overlay: avoid race condition between applying multiple overlays
  - From: Rob Herring
- Re: [PATCH 09/12] of: overlay: avoid race condition between applying multiple overlays
  - From: Frank Rowand
- Re: [PATCH 09/12] of: overlay: avoid race condition between applying multiple overlays
  - From: Rob Herring

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