Messages in this thread | | | Subject | Re: [PATCH 09/14] blk-mq: ensure that plug lists don't straddle hardware queues | From | Jens Axboe <> | Date | Tue, 30 Oct 2018 11:22:49 -0600 |
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On 10/30/18 2:08 AM, Ming Lei wrote: > Requests can be added to plug list from different ctx because of > preemption. However, blk_mq_sched_insert_requests() requires that > all requests in 'hctx_list' belong to same ctx.
Yeah, I tried to get around it, but I think I'll just respin and keep the 'ctx' argument to keep that perfectly clear. It'll work just fine with different ctxs, but they will end up on a non-matching ctx which isn't ideal.
-- Jens Axboe
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