Re: [BUG 2.6.36-rc5] of_i2c.ko <-> i2c-core.ko dependency loop

From: Randy Dunlap
Date: Thu Sep 23 2010 - 18:06:11 EST


On Thu, 23 Sep 2010 22:16:32 +0200 Mikael Pettersson wrote:

> Randy Dunlap writes:
> > On Thu, 23 Sep 2010 13:53:18 +0200 Mikael Pettersson wrote:
> >
> > > Running modules_install from a newly built 2.6.36-rc5 kernel
> > > on my 32-bit PowerMac results in:
> > >
> > > WARNING: Module /lib/modules/2.6.36-rc5/kernel/drivers/i2c/busses/i2c-powermac.ko ignored, due to loop
> > > WARNING: Loop detected: /lib/modules/2.6.36-rc5/kernel/drivers/i2c/i2c-core.ko needs of_i2c.ko which needs i2c-core.ko again!
> > > WARNING: Module /lib/modules/2.6.36-rc5/kernel/drivers/i2c/i2c-core.ko ignored, due to loop
> > > WARNING: Module /lib/modules/2.6.36-rc5/kernel/drivers/i2c/i2c-dev.ko ignored, due to loop
> > > WARNING: Module /lib/modules/2.6.36-rc5/kernel/drivers/of/of_i2c.ko ignored, due to loop
> > > WARNING: Module /lib/modules/2.6.36-rc5/kernel/sound/ppc/snd-powermac.ko ignored, due to loop
> > >
> > > > grep '.*I2C.*=' .config
> > > CONFIG_OF_I2C=m
> > > CONFIG_I2C=m
> > > CONFIG_I2C_BOARDINFO=y
> > > CONFIG_I2C_CHARDEV=m
> > > CONFIG_I2C_POWERMAC=m
> > >
> > > I can't say exactly when this started, haven't built kernels on this
> > > box in a while.
> >
> >
> > No kconfig warnings?
>
> Not that I recall. I can check tomorrow if necessary.

No kconfig warnings. I checked with your .config file.

> > Please post your full .config file.

Just a matter of module i2c-core calls of_ functions and module of_i2c calls
i2c_ functions. Hmph. Something for Grant, Jean, and Ben to work out.

---
~Randy
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