Re: [PATCH 4/7] netprio_cgroup: reimplement priomap expansion

Tejun Heo
2012-11-20T15:13:29Z

Hello,

On Tue, Nov 20, 2012 at 04:09:22PM +0100, Daniel Wagner wrote:
> Thanks for the explanation. I was pondering if the new size in power
> of two could be a bit too excessive and the allocation step could be
> linear, e.g. stick at 4096. target_id will increase linear,
> therefore linear increase might also be enough, no?

Well, power-of-two resizing tends to behave relatively well under most
cases and slab allocations are binned by power-of-two sizes, so
linearly growing it doesn't really buy anything.

Thanks.

--
tejun