linux-kernel - Re: 2.6.21-mm2: power_supply

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Message-ID: <20070509212742.GA10967@zarina>
Date:	Thu, 10 May 2007 01:27:42 +0400
From:	Anton Vorontsov <cbou@...l.ru>
To:	Andreas Mohr <andi@...x01.hs-esslingen.de>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: 2.6.21-mm2: power_supply_core.c build failure

On Wed, May 09, 2007 at 11:08:20PM +0200, Andreas Mohr wrote:
> Hi,
> 
>   CC      drivers/power/power_supply_core.o
> In file included from drivers/power/power_supply_core.c:18:
> include/linux/power_supply.h:125: error: field 'changed_work' has incomplete type
> drivers/power/power_supply_core.c: In function 'power_supply_changed_work':
> drivers/power/power_supply_core.c:25: warning: type defaults to 'int' in declaration of '__mptr'
> drivers/power/power_supply_core.c:25: warning: initialization from incompatible pointer type
> drivers/power/power_supply_core.c: In function 'power_supply_changed':
> drivers/power/power_supply_core.c:57: warning: implicit declaration of function 'schedule_work'
> drivers/power/power_supply_core.c: In function 'power_supply_register':
> drivers/power/power_supply_core.c:103: warning: implicit declaration of function 'INIT_WORK'
> drivers/power/power_supply_core.c: In function 'power_supply_unregister':
> drivers/power/power_supply_core.c:128: warning: implicit declaration of function 'flush_scheduled_work'
> make[3]: *** [drivers/power/power_supply_core.o] Error 1
> make[2]: *** [drivers/power] Error 2
> make[1]: *** [drivers] Error 2
> make[1]: Leaving directory `/usr/src/linux-2.6.21-mm2.agp'
> make: *** [debian/stamp-build-kernel] Error 2
> 
> CONFIG_POWER_SUPPLY=y
> # CONFIG_POWER_SUPPLY_DEBUG is not set
> # CONFIG_PDA_POWER is not set
> # CONFIG_BATTERY_DS2760 is not set
> # CONFIG_BATTERY_OLPC is not set
> 
> P3/700 UP, gcc 4.1.3.
> 
> Care to add a #include <linux/workqueue.h> or so? ;)
> (worked for me when adding to include/linux/power_supply.h)
> 
> Ugh, such a pain following ever-outdated and always-broken -mm versions ;)
> 
> Andreas Mohr

http://lkml.org/lkml/2007/5/9/163

Already fixed in battery2-2.6.git. But thanks anyway for reporting. ;-)

I really do test builds prior commiting them, but headers changed
recently, and now including workqueue.h should be explicit. Wondering why
this worked prior, though. ;-)

Thanks,

-- 
Anton Vorontsov
email: cbou@...l.ru
backup email: ya-cbou@...dex.ru
irc://irc.freenode.org/bd2
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