Re: [PATCH 08/18] blk-mq: fold __blk_mq_insert_req_list into blk_mq_insert_request

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On Wed, Apr 12, 2023 at 04:16:36PM +0900, Damien Le Moal wrote:
> >  	} else {
> > +		trace_block_rq_insert(rq);
> 
> Shouldn't we keep the trace call under ctx->lock to preserve precise tracing ?

ctx->lock doesn't synchronize any of the in the request that is traced
here.



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