Messages in this thread | | | Subject | Re: [PATCH] block: increase BLKCG_MAX_POLS | From | Jens Axboe <> | Date | Sat, 17 Jul 2021 13:07:09 -0600 |
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On 7/17/21 6:33 AM, Oleksandr Natalenko wrote: > After mq-deadline learnt to deal with cgroups, the BLKCG_MAX_POLS value > became too small for all the elevators to be registered properly. The > following issue is seen: > > ``` > calling bfq_init+0x0/0x8b @ 1 > blkcg_policy_register: BLKCG_MAX_POLS too small > initcall bfq_init+0x0/0x8b returned -28 after 507 usecs > ``` > > and BFQ is non-functional. > > Increase BLKCG_MAX_POLS to allow space for everyone
LGTM, just needs a:
Fixes: 08a9ad8bf607 ("block/mq-deadline: Add cgroup support")
in there too, I'll add it.
-- Jens Axboe
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