Messages in this thread | | | Subject | Re: [PATCH] irqchip/stm32-exti: map direct event to irq parent | From | Alexandre Torgue <> | Date | Fri, 10 Jul 2020 11:37:47 +0200 |
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Hi Marc,
On 7/10/20 11:31 AM, Marc Zyngier wrote: > Alexandre, > > On Wed, 08 Jul 2020 05:57:24 +0100, > kernel test robot <lkp@intel.com> wrote: >> >> [1 <text/plain; us-ascii (7bit)>] >> Hi Alexandre, >> >> I love your patch! Perhaps something to improve: >> >> [auto build test WARNING on stm32/stm32-next] >> [also build test WARNING on soc/for-next v5.8-rc4 next-20200707] >> [If your patch is applied to the wrong git tree, kindly drop us a note. >> And when submitting patch, we suggest to use as documented in >> https://git-scm.com/docs/git-format-patch] >> >> url: https://github.com/0day-ci/linux/commits/Alexandre-Torgue/irqchip-stm32-exti-map-direct-event-to-irq-parent/20200706-161327 >> base: https://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32.git stm32-next >> config: arm-randconfig-s031-20200707 (attached as .config) >> compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 >> reproduce: >> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross >> chmod +x ~/bin/make.cross >> # apt-get install sparse >> # sparse version: v0.6.2-31-gabbfd661-dirty >> # save the attached .config to linux build tree >> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arm >> >> If you fix the issue, kindly add following tag as appropriate >> Reported-by: kernel test robot <lkp@intel.com> >> >> All warnings (new ones prefixed by >>): >> >> In file included from include/linux/build_bug.h:5, >> from include/linux/bits.h:23, >> from include/linux/bitops.h:5, >> from drivers/irqchip/irq-stm32-exti.c:8: >> drivers/irqchip/irq-stm32-exti.c: In function 'stm32_exti_h_domain_alloc': >> drivers/irqchip/irq-stm32-exti.c:683:23: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] >> 683 | if (desc->irq_parent >= 0) { >> | ^~ >> include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var' >> 58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) >> | ^~~~ >>>> drivers/irqchip/irq-stm32-exti.c:683:2: note: in expansion of macro 'if' >> 683 | if (desc->irq_parent >= 0) { > > Do you plan to address this? Looks like an actual bug to me.
I'll fix it in v2, I was just waiting for other comments before sending a v2. Do you prefer I send a v2 with this fix, and you'll do your review on this v2 ?
regards alex
> > M. >
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