From: Chaitanya Kulkarni <Chaitanya.Kulkarni@wdc.com>
To: Bart Van Assche <bvanassche@acm.org>
Cc: Talker Alex <alextalker@yandex.ru>,
"linux-nvme@lists.infradead.org" <linux-nvme@lists.infradead.org>
Subject: Re: NVMeoF driver & Reservations
Date: Tue, 3 Dec 2019 19:54:23 +0000 [thread overview]
Message-ID: <784A9299-C11B-406C-838E-8785BEAB6637@wdc.com> (raw)
In-Reply-To: <962eea1d-e89d-45dc-9b3c-6a4606927a0b@acm.org>
Indeed I have looked into this and it's very helpful.
Thanks for reminding me again :).
> On Dec 3, 2019, at 8:08 AM, Bart Van Assche <bvanassche@acm.org> wrote:
>
> On 12/2/19 2:07 PM, Chaitanya Kulkarni wrote:
>>> On 12/01/2019 02:19 AM, Talker Alex wrote:
>>> Hi!
>>>
>>> Is there plans to implement Reservations support in target driver(from NVMe v1.4 part 8.8)?
>>> I see that host support is already implemented in nvme utility & driver level.
>>> However, I haven't found hardware on which it works - target driver doesn't support this command and PCIe drives available to me also.
>>>
>>> So, I'm wondering if anyone begin to implement this feature at least on single target level.
>> Yes there is and I also have testcases to test this feature from host side.
>> for target I did start working on this but stopped it since I didn't
>> find proper use-case (or a client) for it to justify the effort and
>> code getting into kernel. But if you have a legit scenario or a
>> use-case I'll be happy to work on this.
>
> Hi Chaitanya,
>
> If you would be considering to develop test code for NVMe reservations, you may want to have a look at the SCSI persistent reservation tests in the libiscsi test-tool (https://github.com/sahlberg/libiscsi/tree/master/test-tool).
>
> Bart.
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prev parent reply other threads:[~2019-12-03 19:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <92087051575042507@sas2-7fadb031fd9b.qloud-c.yandex.net>
2019-11-29 15:50 ` NVMeoF driver & Reservations Talker Alex
2019-12-02 22:07 ` Chaitanya Kulkarni
2019-12-03 8:51 ` Talker Alex
2019-12-03 16:08 ` Bart Van Assche
2019-12-03 19:54 ` Chaitanya Kulkarni [this message]
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