Re: [PATCH 4/4] nvme: wait until quiesce is done

[PATCH 0/4] block: fix concurrent quiesce · Ming Lei <hidden> · 2021-11-03
[PATCH 1/4] blk-mq: add one API for waiting until quiesce is done · Ming Lei <hidden> · 2021-11-03
[PATCH 2/4] scsi: avoid to quiesce sdev->request_queue two times · Ming Lei <hidden> · 2021-11-03
[PATCH 3/4] scsi: make sure that request queue queiesce and unquiesce balanced · Ming Lei <hidden> · 2021-11-03
Re: [PATCH 3/4] scsi: make sure that request queue queiesce and unquiesce balanced · James Bottomley <James.Bottomley@HansenPartnership.com> · 2021-11-08
Re: [PATCH 3/4] scsi: make sure that request queue queiesce and unquiesce balanced · Ming Lei <hidden> · 2021-11-09
Re: [PATCH 3/4] scsi: make sure that request queue queiesce and unquiesce balanced · Ming Lei <hidden> · 2021-11-09
Re: [PATCH 3/4] scsi: make sure that request queue queiesce and unquiesce balanced · James Bottomley <James.Bottomley@HansenPartnership.com> · 2021-11-09
[PATCH 4/4] nvme: wait until quiesce is done · Ming Lei <hidden> · 2021-11-03
Re: [PATCH 4/4] nvme: wait until quiesce is done · Keith Busch <kbusch@kernel.org> · 2021-11-08
Re: [PATCH 4/4] nvme: wait until quiesce is done · Sagi Grimberg <sagi@grimberg.me> · 2021-11-12
Re: [PATCH 0/4] block: fix concurrent quiesce · Jens Axboe <axboe@kernel.dk> · 2021-11-07

From: Keith Busch <kbusch@kernel.org>
Date: 2021-11-08 16:45:56
Also in: linux-nvme, linux-scsi

On Wed, Nov 03, 2021 at 11:43:05AM +0800, Ming Lei wrote:

NVMe uses one atomic flag to check if quiesce is needed. If quiesce is
started, the helper returns immediately. This way is wrong, since we
have to wait until quiesce is done.

Looks good to me.

Reviewed-by: Keith Busch <kbusch@kernel.org>

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