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Hongyu Jin
e9b2238e47
Some IO will dispatch from kworker with different io_context settings than the submitting task, we may need to specify a priority to avoid losing priority. Add dm_bufio_read_with_ioprio() and dm_bufio_prefetch_with_ioprio() for use by bufio users to pass an ioprio other than IOPRIO_DEFAULT. Co-developed-by: Yibin Ding <[email protected]> Signed-off-by: Yibin Ding <[email protected]> Signed-off-by: Hongyu Jin <[email protected]> Reviewed-by: Eric Biggers <[email protected]> Reviewed-by: Mikulas Patocka <[email protected]> [snitzer: introduced _with_ioprio() wrappers to reduce churn] Signed-off-by: Mike Snitzer <[email protected]>