Re: [PATCH] Fix find busiest queue 2.6.0-test9

["Martin J. Bligh" <mbligh@aracnet.com>]

>> +/* 
>> + * macro to make the code more readable - this_rq->prev_cpu_load[i]
>> + * is our local cached value of i's prev cpu_load. However, putting
>> + * this_rq->prev_cpu_load into the code makes it read like it's the
>> + * prev_cpu_load of this_cpu, which makes it confusing to read
>> + */
>> +#define prev_cpu_load_cache(cpu) (this_rq->prev_cpu_load[cpu])
> 
> Ouch, the implicit "this_rq" is really evil ;) Eventually:

Yeah, I know, but ...
 
># define prev_cpu_load_cache(rq, cpu) (rq->prev_cpu_load[cpu])

I think the implicit version is clearer to read. Oh well, maybe a good
balance between readability and sheer evil ;-)

M.