Messages in this thread | | | Subject | Re: include/linux/kernel.h:860:32: error: dereferencing pointer to incomplete type 'struct clock_event_device' | From | Daniel Lezcano <> | Date | Mon, 25 Sep 2017 18:37:57 +0200 |
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On 25/09/2017 17:15, Ian Abbott wrote: > [Sorry for the repost. I forgot to Cc the people I said I was Cc'ing!]
Hi Ian,
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> On 24/09/17 09:26, kbuild test robot wrote: >> Hi Ian, >> >> FYI, the error/warning still remains. >> >> tree: >> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master >> head: cd4175b11685b11c40e31a03e05084cc212b0649 >> commit: c7acec713d14c6ce8a20154f9dfda258d6bcad3b kernel.h: handle >> pointers to arrays better in container_of() >> date: 2 months ago >> config: ia64-allmodconfig (attached as .config) >> compiler: ia64-linux-gcc (GCC) 6.2.0 >> reproduce: >> wget >> https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross >> -O ~/bin/make.cross >> chmod +x ~/bin/make.cross >> git checkout c7acec713d14c6ce8a20154f9dfda258d6bcad3b >> # save the attached .config to linux build tree >> make.cross ARCH=ia64 >> >> All errors (new ones prefixed by >>): >> >> In file included from drivers/clocksource/timer-of.c:25:0: >> drivers/clocksource/timer-of.h:35:28: error: field 'clkevt' has >> incomplete type >> struct clock_event_device clkevt;
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> > Cc'ing Daniel Lezcano and Thomas Gleixner, since this seems to be a > problem with configurations selecting 'TIMER_OF' even though > 'GENERIC_CLOCKEVENTS' is not selected. > > There was a recent-ish commit 599dc457c79b > ("clocksource/drivers/Kconfig: Fix CLKSRC_PISTACHIO dependencies") to > address this problem for one particular clocksource driver, but some > other clocksource drivers seem to share the same problem. There are > several clocksource config options in "drivers/clocksource/Kconfig" that > select 'TIMER_OF' without depending on 'GENERIC_CLOCKEVENTS'. Some of > them are only manually selectable when 'COMPILE_TEST' is selected. This > particular failure seems to be at least partly due to 'ARMV7M_SYSTICK' > getting selected.
Thanks for Cc'ing. This issue is currently in the way to be fixed.
https://patchwork.kernel.org/patch/9939191/
-- Daniel
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