From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Amit Sunil Dhamne <amitsd@google.com>
Cc: kernel test robot <lkp@intel.com>,
oe-kbuild-all@lists.linux.dev, linux-usb@vger.kernel.org,
Badhri Jagan Sridharan <badhri@google.com>
Subject: Re: [usb:usb-testing 23/28] tcpm.c:undefined reference to `__udivdi3'
Date: Fri, 10 Jul 2026 07:24:41 +0200 [thread overview]
Message-ID: <2026071026-unquote-citric-ccb0@gregkh> (raw)
In-Reply-To: <d0fcf5d4-ed39-42cb-925b-47f72c67f49b@google.com>
On Thu, Jul 09, 2026 at 03:13:10PM -0700, Amit Sunil Dhamne wrote:
> Hi Greg,
>
> On 7/9/26 7:17 AM, kernel test robot wrote:
> > tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
> > head: 472ce6621e371aafc03c0704d1d940f51d8159db
> > commit: b3c9b6925ca2e02ef2fd77d0aa5e0ca6b2a67f5a [23/28] usb: typec: tcpm: Add support for Battery Status response message
> > config: i386-buildonly-randconfig-005 (https://download.01.org/0day-ci/archive/20260709/202607092212.lINETdSF-lkp@intel.com/config)
> > compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
> > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260709/202607092212.lINETdSF-lkp@intel.com/reproduce)
> >
> > If you fix the issue in a separate patch/commit (i.e. not just a new version of
> > the same patch/commit), kindly add following tags
> > | Reported-by: kernel test robot <lkp@intel.com>
> > | Closes: https://lore.kernel.org/oe-kbuild-all/202607092212.lINETdSF-lkp@intel.com/
> >
> > All errors (new ones prefixed by >>):
> >
> > ld: drivers/usb/typec/tcpm/tcpm.o: in function `tcpm_pd_send_batt_status.constprop.0':
> > > > tcpm.c:(.text+0x6743): undefined reference to `__udivdi3'
> > > > ld: tcpm.c:(.text+0x6764): undefined reference to `__udivdi3'
>
> W=1 build fails in 32 bit architectures as I have directly used "/" operator
> for division in my patch instead of the kernel helpers. I have a fix for
> this. I will send a new revision for the original series [1], hope that's
> okay?
>
>
> [1] https://lore.kernel.org/all/20260701-batt-status-v4-0-a31d97b1ae57@google.com/
Yes please, I'll drop the current series and wait for a new one.
thanks,
greg k-h
prev parent reply other threads:[~2026-07-10 5:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-09 14:17 [usb:usb-testing 23/28] tcpm.c:undefined reference to `__udivdi3' kernel test robot
2026-07-09 22:13 ` Amit Sunil Dhamne
2026-07-10 5:24 ` Greg Kroah-Hartman [this message]
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