Re: [PATCH v3 02/11] blk-mq: Introduce blk_mq_hctx_stopped()

[PATCH v3 0/11] Fix race conditions related to stopping block layer queues · Bart Van Assche <hidden> · 2016-10-18
[PATCH v3 01/11] blk-mq: Do not invoke .queue_rq() for a stopped queue · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 01/11] blk-mq: Do not invoke .queue_rq() for a stopped queue · Christoph Hellwig <hch@lst.de> · 2016-10-19
Re: [PATCH v3 01/11] blk-mq: Do not invoke .queue_rq() for a stopped queue · Ming Lei <tom.leiming@gmail.com> · 2016-10-19
[PATCH v3 02/11] blk-mq: Introduce blk_mq_hctx_stopped() · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 02/11] blk-mq: Introduce blk_mq_hctx_stopped() · Christoph Hellwig <hch@lst.de> · 2016-10-19
Re: [PATCH v3 02/11] blk-mq: Introduce blk_mq_hctx_stopped() · Bart Van Assche <hidden> · 2016-10-19
[PATCH v3 03/11] blk-mq: Introduce blk_mq_queue_stopped() · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 03/11] blk-mq: Introduce blk_mq_queue_stopped() · Christoph Hellwig <hch@lst.de> · 2016-10-19
[PATCH v3 04/11] blk-mq: Introduce blk_mq_quiesce_queue() · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 04/11] blk-mq: Introduce blk_mq_quiesce_queue() · Christoph Hellwig <hch@lst.de> · 2016-10-19
Re: [PATCH v3 04/11] blk-mq: Introduce blk_mq_quiesce_queue() · Bart Van Assche <hidden> · 2016-10-19
Re: [PATCH v3 04/11] blk-mq: Introduce blk_mq_quiesce_queue() · Bart Van Assche <hidden> · 2016-10-19
Re: [PATCH v3 04/11] blk-mq: Introduce blk_mq_quiesce_queue() · Ming Lei <tom.leiming@gmail.com> · 2016-10-19
[PATCH v3 05/11] blk-mq: Add a kick_requeue_list argument to blk_mq_requeue_request() · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 05/11] blk-mq: Add a kick_requeue_list argument to blk_mq_requeue_request() · Christoph Hellwig <hch@lst.de> · 2016-10-19
[PATCH v3 06/11] dm: Use BLK_MQ_S_STOPPED instead of QUEUE_FLAG_STOPPED in blk-mq code · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 06/11] dm: Use BLK_MQ_S_STOPPED instead of QUEUE_FLAG_STOPPED in blk-mq code · Christoph Hellwig <hch@lst.de> · 2016-10-19
[PATCH v3 07/11] dm: Fix a race condition related to stopping and starting queues · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 07/11] dm: Fix a race condition related to stopping and starting queues · Christoph Hellwig <hch@lst.de> · 2016-10-19
[PATCH v3 08/11] SRP transport: Move queuecommand() wait code to SCSI core · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 08/11] SRP transport: Move queuecommand() wait code to SCSI core · Christoph Hellwig <hch@lst.de> · 2016-10-19
[PATCH v3 09/11] SRP transport, scsi-mq: Wait for .queue_rq() if necessary · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 09/11] SRP transport, scsi-mq: Wait for .queue_rq() if necessary · Christoph Hellwig <hch@lst.de> · 2016-10-19
[PATCH v3 10/11] nvme: Use BLK_MQ_S_STOPPED instead of QUEUE_FLAG_STOPPED in blk-mq code · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 10/11] nvme: Use BLK_MQ_S_STOPPED instead of QUEUE_FLAG_STOPPED in blk-mq code · Christoph Hellwig <hch@lst.de> · 2016-10-19
[PATCH v3 11/11] nvme: Fix a race condition · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 11/11] nvme: Fix a race condition · Christoph Hellwig <hch@lst.de> · 2016-10-19
Re: [PATCH v3 0/11] Fix race conditions related to stopping block layer queues · Bart Van Assche <hidden> · 2016-10-18
Re: [PATCH v3 0/11] Fix race conditions related to stopping block layer queues · Keith Busch <hidden> · 2016-10-19
Re: [PATCH v3 0/11] Fix race conditions related to stopping block layer queues · Bart Van Assche <hidden> · 2016-10-19
Re: [PATCH v3 0/11] Fix race conditions related to stopping block layer queues · Keith Busch <hidden> · 2016-10-20
Re: [PATCH v3 0/11] Fix race conditions related to stopping block layer queues · Bart Van Assche <hidden> · 2016-10-20

From: Christoph Hellwig <hch@lst.de>
Date: 2016-10-19 13:19:00
Also in: linux-nvme, linux-rdma, linux-scsi

On Tue, Oct 18, 2016 at 02:49:09PM -0700, Bart Van Assche wrote:

Multiple functions test the BLK_MQ_S_STOPPED bit so introduce
a helper function that performs this test.

Looks sensible.  Any reason to have it in the public blk-mq.h instead
of the private one, though?  I see that dm is using it with this patch,
but that usage should go away once your full series is merged, right?

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