linux-kernel - Re: [PATCH v8] NVMe: convert to blk-mq

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Message-ID: <CAOu_J6mS=Wq5OBYsWrrWfvfjTXkgo3ZDdNLTJC7aaGgG=iUAaQ@mail.gmail.com>
Date:	Tue, 24 Jun 2014 23:57:35 +0200
From:	Matias Bjørling <m@...rling.me>
To:	Keith Busch <keith.busch@...el.com>
Cc:	Matthew Wilcox <willy@...ux.intel.com>,
	"Sam Bradshaw (sbradshaw)" <sbradshaw@...ron.com>,
	Jens Axboe <axboe@...com>, Ming Lei <tom.leiming@...il.com>,
	Christoph Hellwig <hch@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-nvme <linux-nvme@...ts.infradead.org>
Subject: Re: [PATCH v8] NVMe: convert to blk-mq

On Tue, Jun 24, 2014 at 11:47 PM, Keith Busch <keith.busch@...el.com> wrote:
> On Tue, 24 Jun 2014, Matias Bjørling wrote:
>>
>> On Tue, Jun 24, 2014 at 10:33 PM, Keith Busch <keith.busch@...el.com>
>> wrote:
>>>
>>> On Tue, 24 Jun 2014, Matias Bjorling wrote:
>>>>
>>>> Den 16-06-2014 17:57, Keith Busch skrev:
>>>>>
>>>>>
>>>>> This latest is otherwise stable on my dev machine.
>>>>
>>>>
>>>> May I add an Acked-by from you?
>>>
>>>
>>> Totally up to Willy, but my feeling is "not just yet". I see the value
>>> this driver provides, but I would need to give this to a customer and
>>> hear their results before adding an "ack". It maybe a couple more weeks
>>> before they'll be able to try it.
>>
>>
>> I was hoping to get an OK before that, to make sure it is picked up
>> for the 3.17 release.
>>
>> Should I pack it up in a specific way to help it along?
>
>
> I think what you're doing is the right way to go. I trust you removed
> the test code from your next iteration, and this does pass my tests on my
> machine... I was just hoping to hear what some other people with better
> macro level benchmarking abilities would say. So okay, you can put my
> "Acked-by" on this, but I don't have all the performance numbers yet.

Thanks. Yes, agree. I'll also send the patch to a couple of people
that have nvme devices for further testing.
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