Re: [PATCH 1/3] blk-mq: add an API to estimate hardware queue node

[Christoph Hellwig]

On Tue, Mar 29, 2016 at 02:51:37PM -0600, Jens Axboe wrote:
> For Shaohua's patches, not binding per-device data to the home node makes a
> lot of sense, though.

It does.  But exposing the node estimation function just to work around
the fact that the way the cpu/node mapping is done is upside down
currently doesn't seem helpful.  Let's try to revamp that first and the
rebase the rest of the series on top of that.