linux-kernel - Re: [PATCH] ARM: Fix dtb dependency to use order-only prerequisites

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Message-ID: <CAOesGMgqr6f1wwD5JWzMoQWkMpQDWXhadRtJMvKr1RC6RD9RgA@mail.gmail.com>
Date:	Mon, 24 Jun 2013 13:45:01 -0700
From:	Olof Johansson <olof@...om.net>
To:	Doug Anderson <dianders@...omium.org>
Cc:	Russell King <rmk+kernel@....linux.org.uk>,
	David Brown <davidb@...eaurora.org>,
	Mike Frysinger <vapier@...too.org>,
	Russell King <linux@....linux.org.uk>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: Fix dtb dependency to use order-only prerequisites

On Mon, Jun 24, 2013 at 1:41 PM, Doug Anderson <dianders@...omium.org> wrote:
> The %.dtb dependency is specified to depend on the PHONY "scripts".
> That means that it'll build every time even if the underlying dtb file
> hasn't been touched.  Use an order-only prerequisites to fix this.
> Also mark "dtbs" as PHONY for correctness.
>
> This was broken in (70b0476 ARM: 7513/1: Make sure dtc is built before
> running it).
>
> Reported-by: Mike Frysinger <vapier@...too.org>
> Signed-off-by: Doug Anderson <dianders@...omium.org>

Acked-by: Olof Johansson <olof@...om.net>

Please send to Russell's patch tracker.


-Olof
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