Re: [PATCH 1/3]trace-cmd: remove dead code

[Lai Jiangshan]

On 03/10/2011 10:53 PM, Steven Rostedt wrote:
> On Thu, 2011-03-10 at 17:57 +0800, Lai Jiangshan wrote:
>> filter_cpu related code is totally dead.
> 
> I'll rephrase this, as it is not dead. "dead" code is code that can not
> be reached. This code most certainly can be reached. You may think it is
> silly code, which it may be. The reason for the separation of one CPU
> and multiple CPUs, is I do one CPU more often than I filter multiple,
> and I wanted the 1 cpu to still be efficient.
> 

I'm confused, filter_cpu is always -1, how the code can be reached?
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