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charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 262858079afde6d367ce3db183c74d8a43a0e83f commit: 8ec6a8ec23b9529d6203cab50a22fab3a5fd0d80 [11811/12740] firewire: core: suppress overflow warning when computing jiffies from isochronous cycle config: arm-randconfig-003-20250927 (https://download.01.org/0day-ci/archive/20250927/202509270428.FZaO2PPq-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250927/202509270428.FZaO2PPq-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202509270428.FZaO2PPq-lkp@intel.com/ All errors (new ones prefixed by >>): arm-linux-gnueabi-ld: drivers/firewire/core-transaction.o: in function `update_split_timeout': >> drivers/firewire/core-transaction.c:1255: undefined reference to `__aeabi_uldivmod' vim +1255 drivers/firewire/core-transaction.c 473d28c730e2de drivers/firewire/fw-transaction.c Kristian Høgsberg 2007-03-07 1239 ae57988f68acdc drivers/firewire/fw-transaction.c Stefan Richter 2007-08-02 1240 static const struct fw_address_region registers_region = cca6097713c62e drivers/firewire/fw-transaction.c Jarod Wilson 2008-03-08 1241 { .start = CSR_REGISTER_BASE, cca6097713c62e drivers/firewire/fw-transaction.c Jarod Wilson 2008-03-08 1242 .end = CSR_REGISTER_BASE | CSR_CONFIG_ROM, }; d60d7f1d5ce83d drivers/firewire/fw-transaction.c Kristian Høgsberg 2007-03-07 1243 8e4b50f94e8c14 drivers/firewire/core-transaction.c Clemens Ladisch 2010-06-10 1244 static void update_split_timeout(struct fw_card *card) b5725cfa4120a4 drivers/firewire/core-transaction.c Takashi Sakamoto 2025-09-16 1245 __must_hold(&card->split_timeout.lock) 8e4b50f94e8c14 drivers/firewire/core-transaction.c Clemens Ladisch 2010-06-10 1246 { 8e4b50f94e8c14 drivers/firewire/core-transaction.c Clemens Ladisch 2010-06-10 1247 unsigned int cycles; 8e4b50f94e8c14 drivers/firewire/core-transaction.c Clemens Ladisch 2010-06-10 1248 b5725cfa4120a4 drivers/firewire/core-transaction.c Takashi Sakamoto 2025-09-16 1249 cycles = card->split_timeout.hi * 8000 + (card->split_timeout.lo >> 19); 8e4b50f94e8c14 drivers/firewire/core-transaction.c Clemens Ladisch 2010-06-10 1250 4ec4a67aa10026 drivers/firewire/core-transaction.c Stefan Richter 2011-09-19 1251 /* minimum per IEEE 1394, maximum which doesn't overflow OHCI */ 4ec4a67aa10026 drivers/firewire/core-transaction.c Stefan Richter 2011-09-19 1252 cycles = clamp(cycles, 800u, 3u * 8000u); 8e4b50f94e8c14 drivers/firewire/core-transaction.c Clemens Ladisch 2010-06-10 1253 b5725cfa4120a4 drivers/firewire/core-transaction.c Takashi Sakamoto 2025-09-16 1254 card->split_timeout.cycles = cycles; b5725cfa4120a4 drivers/firewire/core-transaction.c Takashi Sakamoto 2025-09-16 @1255 card->split_timeout.jiffies = isoc_cycles_to_jiffies(cycles); 8e4b50f94e8c14 drivers/firewire/core-transaction.c Clemens Ladisch 2010-06-10 1256 } 8e4b50f94e8c14 drivers/firewire/core-transaction.c Clemens Ladisch 2010-06-10 1257 :::::: The code at line 1255 was first introduced by commit :::::: b5725cfa4120a4d234ab112aad151d731531d093 firewire: core: use spin lock specific to timer for split transaction :::::: TO: Takashi Sakamoto :::::: CC: Takashi Sakamoto -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki