> > > > I mean, shared bitmap in my whole discussion. Megaraid_sas driver use > > shared bitmap, so it is exposed and It is confirmed from this discussion. > > Do we still have exposure (if "blk-mq: avoid to iterate over stale > > request" is not part of kernel) to mpi3mr type driver which does not > > use shared bitmap but has nr_hw_queues > 1. ? > > Not sure I understand your poing, but patch "blk-mq: avoid to iterate over > stale request" can cover both shared tags or not. I agree with all above reply. My query is for mpi3mr driver which is not calling "host->host_tagset = 1;", but nr_hw_queues are more than 1. Current <mpi3mr> driver is nvme style interface. nr_hw_queues > 1 and host->host_tagset = 0. Is this patch "blk-mq: avoid to iterate over stale request" is applicable for <mpi3mr> driver ? Kashyap > > > > Thanks, > Ming
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