Messages in this thread | | | From | Geert Uytterhoeven <> | Date | Tue, 28 Feb 2023 09:52:31 +0100 | Subject | Re: include/asm-generic/div64.h:238:36: error: passing argument 1 of '__div64_32' from incompatible pointer type |
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On Mon, Feb 27, 2023 at 11:33 PM kernel test robot <lkp@intel.com> wrote: > FYI, the error/warning still remains. > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head: 982818426a0ffaf93b0621826ed39a84be3d7d62 > commit: 29e8142b5623b5949587bcc4f591c4e6595c4aca power: supply: Introduce Qualcomm PMIC GLINK power supply > date: 2 weeks ago > config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20230228/202302280619.kO2cWoIT-lkp@intel.com/config) > compiler: arceb-elf-gcc (GCC) 12.1.0 > 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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=29e8142b5623b5949587bcc4f591c4e6595c4aca > git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > git fetch --no-tags linus master > git checkout 29e8142b5623b5949587bcc4f591c4e6595c4aca > # save the config file > mkdir build_dir && cp config build_dir/.config > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc olddefconfig > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash > > If you fix the issue, kindly add following tag where applicable > | Reported-by: kernel test robot <lkp@intel.com> > | Link: https://lore.kernel.org/oe-kbuild-all/202302280619.kO2cWoIT-lkp@intel.com/ > > All errors (new ones prefixed by >>): > > In file included from ./arch/arc/include/generated/asm/div64.h:1, > from include/linux/math.h:6, > from include/linux/math64.h:6, > from include/linux/time64.h:5, > from include/linux/restart_block.h:10, > from include/linux/thread_info.h:14, > from include/asm-generic/preempt.h:5, > from ./arch/arc/include/generated/asm/preempt.h:1, > from include/linux/preempt.h:78, > from include/linux/rcupdate.h:27, > from include/linux/rculist.h:11, > from include/linux/pid.h:5, > from include/linux/sched.h:14, > from include/linux/ratelimit.h:6, > from include/linux/dev_printk.h:16, > from include/linux/device.h:15, > from include/linux/auxiliary_bus.h:11, > from drivers/power/supply/qcom_battmgr.c:6: > drivers/power/supply/qcom_battmgr.c: In function 'qcom_battmgr_sm8350_callback': > include/asm-generic/div64.h:222:35: warning: comparison of distinct pointer types lacks a cast > 222 | (void)(((typeof((n)) *)0) == ((uint64_t *)0)); \ > | ^~ > drivers/power/supply/qcom_battmgr.c:1130:25: note: in expansion of macro 'do_div' > 1130 | do_div(battmgr->status.percent, 100); > | ^~~~~~ > In file included from include/linux/dev_printk.h:14: > include/asm-generic/div64.h:234:32: warning: right shift count >= width of type [-Wshift-count-overflow] > 234 | } else if (likely(((n) >> 32) == 0)) { \ > | ^~ > include/linux/compiler.h:77:45: note: in definition of macro 'likely' > 77 | # define likely(x) __builtin_expect(!!(x), 1) > | ^ > drivers/power/supply/qcom_battmgr.c:1130:25: note: in expansion of macro 'do_div' > 1130 | do_div(battmgr->status.percent, 100); > | ^~~~~~ > >> include/asm-generic/div64.h:238:36: error: passing argument 1 of '__div64_32' from incompatible pointer type [-Werror=incompatible-pointer-types] > 238 | __rem = __div64_32(&(n), __base); \ > | ^~~~ > | | > | unsigned int * > drivers/power/supply/qcom_battmgr.c:1130:25: note: in expansion of macro 'do_div' > 1130 | do_div(battmgr->status.percent, 100); > | ^~~~~~ > include/asm-generic/div64.h:213:38: note: expected 'uint64_t *' {aka 'long long unsigned int *'} but argument is of type 'unsigned int *' > 213 | extern uint32_t __div64_32(uint64_t *dividend, uint32_t divisor); > | ~~~~~~~~~~^~~~~~~~ > cc1: some warnings being treated as errors
Fix available for two weeks: https://lore.kernel.org/all/20230214132052.1556699-1-arnd@kernel.org
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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