Re: [PATCH 1/8] blk-mq: add blk_mq_alloc_request_hctx

[Christoph Hellwig]

What we really nee to do is to always set the NOWAIT flag (we have a
reserved tag for connect anyway), and thus never trigger the code
deep down in bt_get that might switch to a different hctx.

Below is the version that I've tested together with the NVMe change
to use the NOWAIT flag:

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