On 09/28/2012 05:57 PM, Fengguang Wu wrote: > On Tue, Sep 25, 2012 at 02:18:20AM +0530, Srivatsa S. Bhat wrote: >> >> From: Srivatsa S. Bhat <[email protected]> >> >> The CPU hotplug callback related to writeback calls writeback_set_ratelimit() >> during every state change in the hotplug sequence. This is unnecessary >> since num_online_cpus() changes only once during the entire hotplug >> operation. >> >> So invoke the function only once per hotplug, thereby avoiding the >> unnecessary repetition of those costly calculations. >> >> Signed-off-by: Srivatsa S. Bhat <[email protected]> >> --- > > Looks good to me. I'll include it in the writeback tree. >
Great, thanks! Regards, Srivatsa S. Bhat -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
