Re: [PATCH RFC V2 3/5] jump_label: if a key has already been initialized, don't nop it out

Jeremy Fitzhardinge
2011-10-06T21:42:42Z

On 10/06/2011 12:28 PM, Steven Rostedt wrote:
>> (2) Always reserve 5 bytes of space, but if the distance is small enough
>> patch in a 2-byte jump. That doesn't help with the icache footprint.
> I don't think this one is worth it.

I disagree. This is what I benchmarked as having a 5% improvement. If
squashing out the padding helps, then that's a separate optimisation.

J