On Wed, Nov 13, 2013 at 8:45 PM, Otavio Salvador <[email protected]> wrote: > On Wed, Nov 13, 2013 at 7:54 PM, Saul Wold <[email protected]> wrote: >> On 11/01/2013 06:31 AM, Otavio Salvador wrote: >>> >>> This updates lttng-modules for 2.3.2 and also includes a bugfix >>> imported from 3.4 kernel. The changes included are: >>> >>> 6c26b01 Blacklist Linux kernels 3.10+ >>> b97d469 LTTng trace-clock: shrink kernel blacklist >>> 7d40f8e Version 2.3.1 >>> 2aecb9b Blacklist kernels 3.10.13 and 3.11.2 >>> 4f1217f Version 2.3.2 >>> 92fff0c Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL >>> 1874075 lttng-statedump-impl: Fix lttng_list_interrupts for empty >>> implementation >>> >> >> Otavio, >> >> Tried to build this locally and got the following failure with genericx86 >> and master: >> >> | CC [M] >> /srv/ssd/sgw/builds/world/tmp/work/genericx86-poky-linux/lttng-modules/2.3.2+gitAUTOINC+1874075076-r0/git/lttng-ring-buffer-client-discard.o >> | In file included from >> /srv/ssd/sgw/builds/world/tmp/work/genericx86-poky-linux/lttng-modules/2.3.2+gitAUTOINC+1874075076-r0/git/lttng-tracer.h:37:0, >> | from >> /srv/ssd/sgw/builds/world/tmp/work/genericx86-poky-linux/lttng-modules/2.3.2+gitAUTOINC+1874075076-r0/git/lttng-ring-buffer-client-discard.c:24: >> | >> /srv/ssd/sgw/builds/world/tmp/work/genericx86-poky-linux/lttng-modules/2.3.2+gitAUTOINC+1874075076-r0/git/wrapper/trace-clock.h:40:2: >> error: #error "Linux kernels 3.10 and 3.11 introduce a deadlock in the >> timekeeping subsystem. Fixed by commit >> 7bd36014460f793c19e7d6c94dab67b0afcfcb7f \"timekeeping: Fix HRTICK related >> deadlock from ntp lock changes\" in Linux." >> | #error "Linux kernels 3.10 and 3.11 introduce a deadlock in the >> timekeeping subsystem. Fixed by commit >> 7bd36014460f793c19e7d6c94dab67b0afcfcb7f \"timekeeping: Fix HRTICK related >> deadlock from ntp lock changes\" in Linux." >> | ^ >> | make[2]: *** >> [/srv/ssd/sgw/builds/world/tmp/work/genericx86-poky-linux/lttng-modules/2.3.2+gitAUTOINC+1874075076-r0/git/lttng-ring-buffer-client-discard.o] >> Error 1 >> | make[1]: *** >> [_module_/srv/ssd/sgw/builds/world/tmp/work/genericx86-poky-linux/lttng-modules/2.3.2+gitAUTOINC+1874075076-r0/git] >> Error 2 >> | make[1]: Leaving directory >> `/srv/ssd/sgw/builds/world/tmp/sysroots/genericx86/usr/src/kernel' >> | make: *** [default] Error 2 >> | ERROR: oe_runmake failed >> >> So I am going to hold off on this patch set until you can resolve this. > > Yes; this is becase the linux-yocto seems to not have been updated to >> 3.10.13; so in fact it is failing to build to avoid people to > trigger the deadlock. > > The change which introduces this in lttng-modules is: > > http://git.lttng.org/?p=lttng-modules.git;a=commit;h=2aecb9b1cbb63f6c524ad9195d8fd06299ef9296 > > I can update this patch as 2.3.3 has been released and it includes the > 3.12 fixes but please check when linux-yocto will be updated so we can > fix it.
Saul: What board are you building ? I've had linux-yocto on 3.10.17 for over a week now. The meta-yocto-bsps need a SRCREV bump, which I was just about to send out, but the code has been in tree for some time yet, and all the qemu* BSPs are already running at that revision. Bruce > > Regards, > > > -- > Otavio Salvador O.S. Systems > http://www.ossystems.com.br http://code.ossystems.com.br > Mobile: +55 (53) 9981-7854 Mobile: +1 (347) 903-9750 > _______________________________________________ > Openembedded-core mailing list > [email protected] > http://lists.openembedded.org/mailman/listinfo/openembedded-core -- "Thou shalt not follow the NULL pointer, for chaos and madness await thee at its end" _______________________________________________ Openembedded-core mailing list [email protected] http://lists.openembedded.org/mailman/listinfo/openembedded-core
