Thread (9 messages) 9 messages, 4 authors, 2021-07-06

RE: [EXT] Re: [PATCH] nvme: Add abrupt shutdown support

From: Shivamurthy Shastri (sshivamurthy) <hidden>
Date: 2021-07-05 10:40:29
Also in: lkml

Micron Confidential

Hi Christoph,

On Mon, Jul 05, 2021 at 10:11:57AM +0000, shiva.linuxworks@gmail.com wrote:
quoted
From: Shivamurthy Shastri <redacted>

Enabling the abrupt shutdown support. In this shutdown type host does
not need to send Delete I/O Submission Queue and Delete I/O Completion
queue commands to the device.
Why?
This is to achieve faster shutdown at the cost of data in-flight.

As per the spec Deleting Submission queues and Completion queues are not explicitly 
mentioned for performing the abrupt shutdown (CC.SHN=10b).

Thanks,
Shiva


Micron Confidential

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