block, bfq: clarify the goal of bfq_split_bfqq()
commitc92bddee77353a773f0df76115c1a01877ce1eae
authorPaolo Valente <paolo.valente@linaro.org>
Mon, 3 Feb 2020 10:41:00 +0000 (3 11:41 +0100)
committerJens Axboe <axboe@kernel.dk>
Mon, 3 Feb 2020 13:58:15 +0000 (3 06:58 -0700)
tree0841c7ba65ae4ea17552a9450d92d2145621afe4
parentdb37a34c563bf4692b36990ae89005c031385e52
block, bfq: clarify the goal of bfq_split_bfqq()

The exact, general goal of the function bfq_split_bfqq() is not that
apparent. Add a comment to make it clear.

Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/bfq-iosched.c