Re: [bisected] Driver core fixes for 3.6-rc3 regression

From: Greg KH
Date: Sat Aug 18 2012 - 12:34:49 EST


On Sat, Aug 18, 2012 at 08:09:34AM +0200, Markus Trippelsdorf wrote:
> On 2012.08.17 at 10:13 -0700, Greg KH wrote:
> > ----------------------------------------------------------------
> > Driver core fixes for 3.6-rc3
> >
> > Here are two tiny patches, one fixing a dynamic debug problem that the printk
> > rework turned up, and the other one fixing an extcon problem that people
> > reported.
> >
> > Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> >
> > ----------------------------------------------------------------
> > Axel Lin (1):
> > extcon: extcon_gpio: Replace gpio_request_one by devm_gpio_request_one
> >
> > Jim Cromie (1):
> > drivers-core: make structured logging play nice with dynamic-debug
>
> The commit af7f2158f above causes hundreds of "Failed to force enable
> HPET" messages to appear during boot on my system.
> Please also note the strange "^A0" character sequence that is also
> introduced by the same commit.

Ugh, I see the same thing here, debugging must be accidentally enabled
with this patch, and the ^A0 stuff is just a mess. Sorry, I didn't
notice this in my testing, my fault.

Reverting this resolves the issue for me.

Jim, any thoughts on how to fix this? Should I just revert this patch
for now?

greg k-h
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