Messages in this thread | | | Date | Tue, 3 Sep 2013 18:55:28 -0400 | From | Dave Jones <> | Subject | Re: [PATCH v7 1/4] spinlock: A new lockref structure for lockless update of refcount |
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On Wed, Sep 04, 2013 at 12:37:25AM +0200, Sedat Dilek wrote:
> > You're spending more time on the task stats than on the actual lookup. > > Maybe you should turn off CONFIG_TASKSTATS..But why that whole > > irq_return thing? Odd. > > > > [ init/Kconfig ] > ... > config TASKSTATS > bool "Export task/process statistics through netlink" > depends on NET <--- Difficult to disable it?!
More likely you're getting bitten by the fact that CONFIG_KVM has a 'select TASKSTATS'
Dave
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