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H A Dblk-mq.hdiff a808a9d545cdffb964f27239d1fc0c6e2330b424 Wed Oct 13 09:28:14 CDT 2021 Jens Axboe <axboe@kernel.dk> block: inline fast path of driver tag allocation

If we don't use an IO scheduler or have shared tags, then we don't need
to call into this external function at all. This saves ~2% for such
a setup.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
H A Dblk-mq.cdiff a808a9d545cdffb964f27239d1fc0c6e2330b424 Wed Oct 13 09:28:14 CDT 2021 Jens Axboe <axboe@kernel.dk> block: inline fast path of driver tag allocation

If we don't use an IO scheduler or have shared tags, then we don't need
to call into this external function at all. This saves ~2% for such
a setup.

Signed-off-by: Jens Axboe <axboe@kernel.dk>