linux-kernel - Re: i2c-davinci build failure with Linux v4.0-3843-gbb0fd7ab0986

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Message-ID: <20150415190757.GD1125@katana>
Date:	Wed, 15 Apr 2015 21:07:57 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Josh Boyer <jwboyer@...oraproject.org>
Cc:	Grygorii Strashko <grygorii.strashko@...com>,
	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>,
	Alexander Sverdlin <alexander.sverdlin@...ia.com>,
	linux-i2c@...r.kernel.org,
	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>
Subject: Re: i2c-davinci build failure with Linux v4.0-3843-gbb0fd7ab0986

On Wed, Apr 15, 2015 at 12:33:57PM -0400, Josh Boyer wrote:
> Hi All,
> 
> The i2c-davinci driver failed to build as a module with Linus' latest
> tree as of this morning.  The error was:
> 
> ERROR: "i2c_generic_gpio_recovery" [drivers/i2c/busses/i2c-davinci.ko]
> undefined!
> ERROR: "i2c_generic_scl_recovery" [drivers/i2c/busses/i2c-davinci.ko] undefined!
> ERROR: "i2c_recover_bus" [drivers/i2c/busses/i2c-davinci.ko] undefined!
> scripts/Makefile.modpost:90: recipe for target '__modpost' failed
> 
> It looks like commit 2e65676f710e (i2c: davinci: use bus recovery
> infrastructure) likely introduced this error.  None of the i2c bus
> recovery functions are exported from i2c-core.c that I can tell.
> 
> Was this commit tested as a modular build?

How embarassing. I meanwhile rely on the build-bots to do module
testing, but this failed here :( A patch was sent to -next a second ago
and I will send a pull-request to Linus ASAP. Thanks for the report!


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