Re: [PATCH] idr: Use this_cpu_ptr() for percpu_ida

From: Tejun Heo
Date: Tue Aug 20 2013 - 22:07:51 EST


Hello, Kent.

On Tue, Aug 20, 2013 at 07:01:32PM -0700, Kent Overstreet wrote:
> I think Tejun and I might be at a bit of an impasse with the ida rewrite
> itself, but I don't think there were any outstanding objections to the
> percpu ida code itself - and this is a standalone version.

The percpu ida code can be applied separately from the ida rewrite?

> I was meaning to ask you Andrew, if you could take a look at the ida
> discussion and lend your opinion - I don't think there's any _specific_
> technical objections left to my ida code, and it's now on a more
> philisophical "complexity vs. ..." level.

Hmmm... the objection was pretty specific - don't depend on high-order
or vmalloc allocations when it can be easily avoided by using proper
radix tree.

Thanks.

--
tejun
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