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Message-ID: <513AA5ED.2030300@linaro.org> Date: Sat, 09 Mar 2013 04:01:01 +0100 From: Daniel Lezcano <daniel.lezcano@...aro.org> To: Chuansheng Liu <chuansheng.liu@...el.com> CC: lenb@...nel.org, len.brown@...el.com, linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 3/3] intel_idle: set the state_tables array as __initdata to save mem On 03/08/2013 04:06 PM, Chuansheng Liu wrote: > > Currently, in intel_idle.c, there are 5 state_tables array, every > array size is sizeof(struct cpuidle_state) * CPUIDLE_STATE_MAX. > > As in intel_idle_cpuidle_driver_init(), we have copied the data into > intel_idle_driver->state[], so do not need to keep state_tables[] > there any more after system init. > > It will save about 3~4k memory, also benefits mobile devices. > Here changing them as __initdata, also removing global var > cpuidle_state_table pointer. > > Signed-off-by: liu chuansheng <chuansheng.liu@...el.com> > --- Acked-by: Daniel Lezcano <daniel.lezcano@...aro.org> -- <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook | <http://twitter.com/#!/linaroorg> Twitter | <http://www.linaro.org/linaro-blog/> Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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