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Ingo Molnar wrote: > * Martin J. Bligh <mbligh@mbligh.org> wrote: > > >>>AFAICS this isnt the lock validator but the normal mutex debugging code >>>(CONFIG_DEBUG_MUTEXES). The log does not indicate that lockdep was >>>enabled. >> >>Buggered if I know how that got turned on. I thought we turned it off >>by default now? That's what screwed up all the perf results before. >> >>http://test.kernel.org/abat/33803/build/dotconfig >>That's the build config it ran with. >> >>CONFIG_DEBUG_MUTEXES=y > > > still ... it shouldnt have crashed on us. I did change it in -mm1 so > i'll take a look tomorrow. > > >>Grrr. Humpf. I can't see the option being turned on for lockdep ... >>what was the config option, and is it enabled by default? In the -mm1 patch: config DEBUG_MUTEXES - bool "Mutex debugging, deadlock detection" - default n + bool "Mutex debugging, basic checks" + default y Please don't do thatas a default. It fucks up all the performance checking ;-( M. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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