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

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Message-ID: <20160329212009.GB18532@infradead.org>
Date:	Tue, 29 Mar 2016 14:20:09 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	Jens Axboe <axboe@...com>
Cc:	Christoph Hellwig <hch@...radead.org>, Shaohua Li <shli@...com>,
	linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
	Kernel-team@...com
Subject: Re: [PATCH 1/3] blk-mq: add an API to estimate hardware queue node

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.