linux-kernel - Re: [PATCH v2 3/5] rtc: zynqmp: rework read

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Message-ID: <202601150836.Yk8DcSZW-lkp@intel.com>
Date: Thu, 15 Jan 2026 08:42:01 +0800
From: kernel test robot <lkp@...el.com>
To: Tomas Melin <tomas.melin@...sala.com>,
	Alexandre Belloni <alexandre.belloni@...tlin.com>,
	Michal Simek <monstr@...str.eu>
Cc: oe-kbuild-all@...ts.linux.dev, linux-rtc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Tomas Melin <tomas.melin@...sala.com>
Subject: Re: [PATCH v2 3/5] rtc: zynqmp: rework read_offset

Hi Tomas,

kernel test robot noticed the following build errors:

[auto build test ERROR on abelloni/rtc-next]
[also build test ERROR on xilinx-xlnx/master linus/master v6.19-rc5]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Tomas-Melin/rtc-zynqmp-check-calibration-max-value/20260108-223800
base:   https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next
patch link:    https://lore.kernel.org/r/20260108-zynqmp-rtc-updates-v2-3-864c161fa83d%40vaisala.com
patch subject: [PATCH v2 3/5] rtc: zynqmp: rework read_offset
config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20260115/202601150836.Yk8DcSZW-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260115/202601150836.Yk8DcSZW-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601150836.Yk8DcSZW-lkp@intel.com/

All errors (new ones prefixed by >>):

   arm-linux-gnueabi-ld: drivers/spi/spi-amlogic-spifc-a4.o: in function `aml_sfc_set_bus_width':
   spi-amlogic-spifc-a4.c:(.text.aml_sfc_set_bus_width+0x8c): undefined reference to `__ffsdi2'
   arm-linux-gnueabi-ld: spi-amlogic-spifc-a4.c:(.text.aml_sfc_set_bus_width+0xac): undefined reference to `__ffsdi2'
   arm-linux-gnueabi-ld: spi-amlogic-spifc-a4.c:(.text.aml_sfc_set_bus_width+0xcc): undefined reference to `__ffsdi2'
   arm-linux-gnueabi-ld: drivers/rtc/rtc-zynqmp.o: in function `xlnx_rtc_read_offset':
>> rtc-zynqmp.c:(.text.xlnx_rtc_read_offset+0xd0): undefined reference to `__aeabi_ldivmod'
>> arm-linux-gnueabi-ld: rtc-zynqmp.c:(.text.xlnx_rtc_read_offset+0x15c): undefined reference to `__aeabi_ldivmod'

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki