linux-kernel - Re: linux-next: origin tree build failure

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Message-ID: <20090625032407.GO6027@tarshish>
Date:	Thu, 25 Jun 2009 06:24:08 +0300
From:	Baruch Siach <baruch@...s.co.il>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	Linus <torvalds@...ux-foundation.org>, linux-next@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ben Dooks <ben-linux@...ff.org>
Subject: Re: linux-next: origin tree build failure

Hi Stephen,

On Thu, Jun 25, 2009 at 11:13:44AM +1000, Stephen Rothwell wrote:
> Today's linux-next build (x86_64 allmodconfig) failed like this:
> 
> ERROR: "clk_enable" [drivers/i2c/busses/i2c-designware.ko] undefined!
> ERROR: "clk_disable" [drivers/i2c/busses/i2c-designware.ko] undefined!
> ERROR: "clk_put" [drivers/i2c/busses/i2c-designware.ko] undefined!
> ERROR: "clk_get_rate" [drivers/i2c/busses/i2c-designware.ko] undefined!
> ERROR: "clk_get" [drivers/i2c/busses/i2c-designware.ko] undefined!
> 
> Caused by commit 1ab52cf910bbbee92861227e6ed77c56b1dc233c ("i2c: driver
> for the Synopsys DesignWare I2C controller") from Linus' tree which I
> have reverted for today.

So, what is the right configuration symbol to depend on for the clk API?

A short archives search led to the "provide a dummy implementation of the clk 
API" patch from Uwe Kleine-KÃnig 
(http://lkml.indiana.edu/hypermail/linux/kernel/0804.2/2748.html). Is this the 
right solution?

baruch

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