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SubjectRe: [PATCH v2 1/2] pwm: add microchip soft ip corePWM driver
Hi Conor,

I love your patch! Yet something to improve:

[auto build test ERROR on thierry-reding-pwm/for-next]
[also build test ERROR on linus/master v5.19-rc2 next-20220614]
[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]

url: https://github.com/intel-lab-lkp/linux/commits/Conor-Dooley/pwm-add-microchip-soft-ip-corePWM-driver/20220613-211851
base: https://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm.git for-next
config: xtensa-allyesconfig (https://download.01.org/0day-ci/archive/20220614/202206141813.qgogbMAN-lkp@intel.com/config)
compiler: xtensa-linux-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/4451a8420f9fd16ee9a0801fcf02f1ec04bb8ab0
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Conor-Dooley/pwm-add-microchip-soft-ip-corePWM-driver/20220613-211851
git checkout 4451a8420f9fd16ee9a0801fcf02f1ec04bb8ab0
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=xtensa SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

`.exit.text' referenced in section `__jump_table' of fs/cifs/cifsfs.o: defined in discarded section `.exit.text' of fs/cifs/cifsfs.o
`.exit.text' referenced in section `__jump_table' of fs/cifs/cifsfs.o: defined in discarded section `.exit.text' of fs/cifs/cifsfs.o
`.exit.text' referenced in section `__jump_table' of fs/fuse/inode.o: defined in discarded section `.exit.text' of fs/fuse/inode.o
`.exit.text' referenced in section `__jump_table' of fs/fuse/inode.o: defined in discarded section `.exit.text' of fs/fuse/inode.o
`.exit.text' referenced in section `__jump_table' of fs/ceph/super.o: defined in discarded section `.exit.text' of fs/ceph/super.o
`.exit.text' referenced in section `__jump_table' of fs/ceph/super.o: defined in discarded section `.exit.text' of fs/ceph/super.o
xtensa-linux-ld: drivers/pwm/pwm-microchip-core.o: in function `mchp_core_pwm_enable.isra.0':
>> pwm-microchip-core.c:(.text+0x380): undefined reference to `__udivdi3'
xtensa-linux-ld: drivers/pwm/pwm-microchip-core.o: in function `mchp_core_pwm_apply':
pwm-microchip-core.c:(.text+0x586): undefined reference to `__udivdi3'
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/rio_cm.o: defined in discarded section `.exit.text' of drivers/rapidio/rio_cm.o
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/rio_cm.o: defined in discarded section `.exit.text' of drivers/rapidio/rio_cm.o
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/switches/idt_gen2.o: defined in discarded section `.exit.text' of drivers/rapidio/switches/idt_gen2.o
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/switches/idt_gen2.o: defined in discarded section `.exit.text' of drivers/rapidio/switches/idt_gen2.o
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/switches/idt_gen2.o: defined in discarded section `.exit.text' of drivers/rapidio/switches/idt_gen2.o
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/switches/idt_gen2.o: defined in discarded section `.exit.text' of drivers/rapidio/switches/idt_gen2.o
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/switches/idt_gen3.o: defined in discarded section `.exit.text' of drivers/rapidio/switches/idt_gen3.o
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/switches/idt_gen3.o: defined in discarded section `.exit.text' of drivers/rapidio/switches/idt_gen3.o
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/switches/idt_gen3.o: defined in discarded section `.exit.text' of drivers/rapidio/switches/idt_gen3.o
`.exit.text' referenced in section `__jump_table' of drivers/rapidio/switches/idt_gen3.o: defined in discarded section `.exit.text' of drivers/rapidio/switches/idt_gen3.o
`.exit.text' referenced in section `__jump_table' of drivers/video/fbdev/vt8623fb.o: defined in discarded section `.exit.text' of drivers/video/fbdev/vt8623fb.o
`.exit.text' referenced in section `__jump_table' of drivers/video/fbdev/vt8623fb.o: defined in discarded section `.exit.text' of drivers/video/fbdev/vt8623fb.o
`.exit.text' referenced in section `__jump_table' of drivers/video/fbdev/s3fb.o: defined in discarded section `.exit.text' of drivers/video/fbdev/s3fb.o
`.exit.text' referenced in section `__jump_table' of drivers/video/fbdev/s3fb.o: defined in discarded section `.exit.text' of drivers/video/fbdev/s3fb.o
`.exit.text' referenced in section `__jump_table' of drivers/video/fbdev/arkfb.o: defined in discarded section `.exit.text' of drivers/video/fbdev/arkfb.o
`.exit.text' referenced in section `__jump_table' of drivers/video/fbdev/arkfb.o: defined in discarded section `.exit.text' of drivers/video/fbdev/arkfb.o
`.exit.text' referenced in section `__jump_table' of drivers/misc/phantom.o: defined in discarded section `.exit.text' of drivers/misc/phantom.o
`.exit.text' referenced in section `__jump_table' of drivers/misc/phantom.o: defined in discarded section `.exit.text' of drivers/misc/phantom.o
`.exit.text' referenced in section `__jump_table' of drivers/misc/habanalabs/common/habanalabs_drv.o: defined in discarded section `.exit.text' of drivers/misc/habanalabs/common/habanalabs_drv.o
`.exit.text' referenced in section `__jump_table' of drivers/misc/habanalabs/common/habanalabs_drv.o: defined in discarded section `.exit.text' of drivers/misc/habanalabs/common/habanalabs_drv.o
`.exit.text' referenced in section `__jump_table' of drivers/scsi/fcoe/fcoe.o: defined in discarded section `.exit.text' of drivers/scsi/fcoe/fcoe.o
`.exit.text' referenced in section `__jump_table' of drivers/scsi/fcoe/fcoe.o: defined in discarded section `.exit.text' of drivers/scsi/fcoe/fcoe.o
`.exit.text' referenced in section `__jump_table' of drivers/scsi/cxgbi/libcxgbi.o: defined in discarded section `.exit.text' of drivers/scsi/cxgbi/libcxgbi.o
`.exit.text' referenced in section `__jump_table' of drivers/scsi/cxgbi/libcxgbi.o: defined in discarded section `.exit.text' of drivers/scsi/cxgbi/libcxgbi.o
`.exit.text' referenced in section `__jump_table' of drivers/target/target_core_configfs.o: defined in discarded section `.exit.text' of drivers/target/target_core_configfs.o
`.exit.text' referenced in section `__jump_table' of drivers/target/target_core_configfs.o: defined in discarded section `.exit.text' of drivers/target/target_core_configfs.o
`.exit.text' referenced in section `__jump_table' of drivers/mtd/maps/pcmciamtd.o: defined in discarded section `.exit.text' of drivers/mtd/maps/pcmciamtd.o
`.exit.text' referenced in section `__jump_table' of drivers/mtd/maps/pcmciamtd.o: defined in discarded section `.exit.text' of drivers/mtd/maps/pcmciamtd.o
`.exit.text' referenced in section `__jump_table' of drivers/net/wireless/zydas/zd1211rw/zd_usb.o: defined in discarded section `.exit.text' of drivers/net/wireless/zydas/zd1211rw/zd_usb.o
`.exit.text' referenced in section `__jump_table' of drivers/net/wireless/zydas/zd1211rw/zd_usb.o: defined in discarded section `.exit.text' of drivers/net/wireless/zydas/zd1211rw/zd_usb.o
`.exit.text' referenced in section `__jump_table' of drivers/net/wireless/ray_cs.o: defined in discarded section `.exit.text' of drivers/net/wireless/ray_cs.o
`.exit.text' referenced in section `__jump_table' of drivers/net/wireless/ray_cs.o: defined in discarded section `.exit.text' of drivers/net/wireless/ray_cs.o
`.exit.text' referenced in section `__jump_table' of drivers/net/wireless/mac80211_hwsim.o: defined in discarded section `.exit.text' of drivers/net/wireless/mac80211_hwsim.o
`.exit.text' referenced in section `__jump_table' of drivers/net/wireless/mac80211_hwsim.o: defined in discarded section `.exit.text' of drivers/net/wireless/mac80211_hwsim.o
`.exit.text' referenced in section `__jump_table' of drivers/usb/gadget/legacy/inode.o: defined in discarded section `.exit.text' of drivers/usb/gadget/legacy/inode.o
`.exit.text' referenced in section `__jump_table' of drivers/usb/gadget/legacy/inode.o: defined in discarded section `.exit.text' of drivers/usb/gadget/legacy/inode.o
`.exit.text' referenced in section `__jump_table' of drivers/usb/gadget/legacy/g_ffs.o: defined in discarded section `.exit.text' of drivers/usb/gadget/legacy/g_ffs.o
`.exit.text' referenced in section `__jump_table' of drivers/usb/gadget/legacy/g_ffs.o: defined in discarded section `.exit.text' of drivers/usb/gadget/legacy/g_ffs.o
`.exit.text' referenced in section `__jump_table' of drivers/media/common/siano/smscoreapi.o: defined in discarded section `.exit.text' of drivers/media/common/siano/smscoreapi.o
`.exit.text' referenced in section `__jump_table' of drivers/media/common/siano/smscoreapi.o: defined in discarded section `.exit.text' of drivers/media/common/siano/smscoreapi.o
`.exit.text' referenced in section `__jump_table' of drivers/vme/bridges/vme_fake.o: defined in discarded section `.exit.text' of drivers/vme/bridges/vme_fake.o
`.exit.text' referenced in section `__jump_table' of drivers/vme/bridges/vme_fake.o: defined in discarded section `.exit.text' of drivers/vme/bridges/vme_fake.o
`.exit.text' referenced in section `.data' of sound/soc/codecs/tlv320adc3xxx.o: defined in discarded section `.exit.text' of sound/soc/codecs/tlv320adc3xxx.o
`.exit.text' referenced in section `__jump_table' of net/netfilter/nf_conntrack_h323_main.o: defined in discarded section `.exit.text' of net/netfilter/nf_conntrack_h323_main.o
`.exit.text' referenced in section `__jump_table' of net/netfilter/nf_conntrack_h323_main.o: defined in discarded section `.exit.text' of net/netfilter/nf_conntrack_h323_main.o
`.exit.text' referenced in section `__jump_table' of net/netfilter/ipset/ip_set_core.o: defined in discarded section `.exit.text' of net/netfilter/ipset/ip_set_core.o
`.exit.text' referenced in section `__jump_table' of net/netfilter/ipset/ip_set_core.o: defined in discarded section `.exit.text' of net/netfilter/ipset/ip_set_core.o
`.exit.text' referenced in section `__jump_table' of net/ceph/ceph_common.o: defined in discarded section `.exit.text' of net/ceph/ceph_common.o
`.exit.text' referenced in section `__jump_table' of net/ceph/ceph_common.o: defined in discarded section `.exit.text' of net/ceph/ceph_common.o

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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