Re: [RFC PATCH] dma: swiotlb: Size shared default pools for memory encryption

Re: [RFC PATCH] dma: swiotlb: Size shared default pools for memory encryption

[kernel test robot]

:::::: 
:::::: Manual check reason: "linux-review patch is more than 7 days old, verify it wasn't already superseded"
:::::: 

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
In-Reply-To: <20260811134056.756015-1-aneesh.kumar@kernel.org>
References: <20260811134056.756015-1-aneesh.kumar@kernel.org>
TO: "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>

Hi Aneesh,

[This is a private test report for your RFC patch.]
kernel test robot noticed the following build errors:

[auto build test ERROR on next-20260821]
[cannot apply to powerpc/next powerpc/fixes arm64/for-next/core s390/features tip/x86/mm soc/for-next linus/master v7.2 v7.2-rc7 v7.2-rc6 v7.2]
[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/Aneesh-Kumar-K-V-Arm/dma-swiotlb-Size-shared-default-pools-for-memory-encryption/20260811-191056
base:   next-20260821
patch link:    https://lore.kernel.org/r/20260811134056.756015-1-aneesh.kumar%40kernel.org
patch subject: [RFC PATCH] dma: swiotlb: Size shared default pools for memory encryption
:::::: branch date: 2 days ago
:::::: commit date: 2 days ago
config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20260824/202608242109.rcbFVYC1-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/20260824/202608242109.rcbFVYC1-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/r/202608242109.rcbFVYC1-lkp@intel.com/

All error/warnings (new ones prefixed by >>, old ones prefixed by <<):

>> WARNING: modpost: vmlinux: section mismatch in reference: swiotlb_adjust_cc_attributes+0xa (section: .text) -> memblock_phys_mem_size (section: .init.text)
WARNING: modpost: drivers/thermal/qcom/qcom-spmi-mbg-tm.ko: module uses symbol 'devm_iio_channel_get' from namespace 'IIO_CONSUMER', but does not import it.
WARNING: modpost: drivers/thermal/qcom/qcom-spmi-mbg-tm.ko: module uses symbol 'iio_read_channel_processed' from namespace 'IIO_CONSUMER', but does not import it.
--
ld: kernel/dma/swiotlb.o: in function `swiotlb_adjust_cc_attributes':
>> swiotlb.c:(.text+0x17fe): undefined reference to `__udivdi3'

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