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From: Viresh Kumar <viresh.kumar@linaro.org>
To: David Gibson <david@gibson.dropbear.id.au>
Cc: Frank Rowand <frowand.list@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	Pantelis Antoniou <pantelis.antoniou@konsulko.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Masahiro Yamada <masahiroy@kernel.org>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	Bill Mills <bill.mills@linaro.org>,
	anmar.oueja@linaro.org
Subject: Re: [PATCH V5 5/5] of: unittest: Statically apply overlays using fdtoverlay
Date: Fri, 22 Jan 2021 08:40:49 +0530	[thread overview]
Message-ID: <20210122031049.u3nmxxzzhue5rniu@vireshk-i7> (raw)
In-Reply-To: <20210121233957.GA4400@yekko.fritz.box>

On 22-01-21, 10:39, David Gibson wrote:
> No, it definitely will not work in general.  It might kinda work in a
> few trivial cases, but it absolutely will not do the neccessary
> handling in some cases.
> 
> > I
> > did inspect the output dtb (made by merging two overlays) using
> > fdtdump and it looked okay.
> 
> Ok.. but if you're using these bizarre messed up "dtbs" that this test
> code seems to be, I don't really trust that tells you much.

I only looked if the changes from the second overlay were present in
the merge and they were. And so I assumed that it must have worked.

What about checking the base dtb for /plugin/; in fdtoverlay and fail
the whole thing in case it is present ? I think it is possible for
people to get confused otherwise, like I did.

-- 
viresh

  reply	other threads:[~2021-01-22  3:12 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-20  7:06 [PATCH V5 0/5] dt: build overlays Viresh Kumar
2021-01-20  7:06 ` [PATCH V5 1/5] scripts: dtc: Fetch fdtoverlay.c from external DTC project Viresh Kumar
2021-01-20  7:06 ` [PATCH V5 2/5] scripts: dtc: Build fdtoverlay tool Viresh Kumar
2021-01-20  7:06 ` [PATCH V5 3/5] scripts: dtc: Remove the unused fdtdump.c file Viresh Kumar
2021-01-21  0:44   ` David Gibson
2021-01-21  4:17     ` Viresh Kumar
2021-01-21  6:26       ` David Gibson
2021-01-21 14:18         ` Rob Herring
2021-01-20  7:06 ` [PATCH V5 4/5] kbuild: Add support to build overlays (%.dtbo) Viresh Kumar
2021-01-20  8:58   ` Masahiro Yamada
2021-01-20  9:55     ` Viresh Kumar
2021-01-20 11:04       ` Masahiro Yamada
2021-01-20 11:27         ` Viresh Kumar
2021-01-21  0:49   ` David Gibson
2021-01-21  4:13     ` Viresh Kumar
2021-01-21  5:40       ` Frank Rowand
2021-01-21  6:25       ` David Gibson
2021-01-20  7:06 ` [PATCH V5 5/5] of: unittest: Statically apply overlays using fdtoverlay Viresh Kumar
2021-01-21  0:51   ` David Gibson
2021-01-21  5:14     ` Frank Rowand
2021-01-21  5:34       ` Viresh Kumar
2021-01-21  5:45         ` Frank Rowand
2021-01-21  5:50           ` Viresh Kumar
2021-01-21  6:36             ` David Gibson
2021-01-21  6:34         ` David Gibson
2021-01-21  6:57           ` Viresh Kumar
2021-01-21 23:39             ` David Gibson
2021-01-22  3:10               ` Viresh Kumar [this message]
2021-01-22  4:27                 ` David Gibson
2021-01-21  5:34       ` Frank Rowand
2021-01-21  5:43         ` Viresh Kumar
2021-01-21  5:55           ` Frank Rowand
2021-01-21  5:58             ` Viresh Kumar
2021-01-21  7:04               ` Frank Rowand
2021-01-21 23:41                 ` David Gibson
2021-01-21  6:37             ` David Gibson
2021-01-20 15:43 ` [PATCH V5 0/5] dt: build overlays Rob Herring
2021-01-21  4:14   ` Viresh Kumar

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