linux-kernel - Re: [PATCH] arm: add default value for PHYS

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Message-Id: <201112011419.46751.arnd@arndb.de>
Date:	Thu, 1 Dec 2011 14:19:46 +0000
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Paul Gortmaker <paul.gortmaker@...driver.com>,
	nicolas.pitre@...aro.org, linux@....linux.org.uk,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm: add default value for PHYS_OFFSET Kconfig setting

On Thursday 01 December 2011, Paul Gortmaker wrote:
> Commit 1b9f95f8ade9efc2bd49f0e7b9dc61a038ac3eef introduced the new
> Kconfig for PHYS_OFFSET but it did not specify a default value.
> 
> This has the undesired side effect of breaking an implictly used
> trick for updating defconfigs on the fly for routine buildtesting
> across all arch and all platforms, i.e.
> 
>   cp /path/to/somedefconfig .config ; yes "" | make oldconfig
> 

FWIW, a better way to achieve the above is using 

make KCONFIG_ALLCONFIG=/path/to/somedefconfig listnewconfig alldefconfig

which does not have this problem.

Your patch looks still ok, but you might want to update your scripts
to be more robust.

	Arnd
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