On Thu, 11 Jan 2024 14:57:03 +0100, Christoph Hellwig wrote:
> current blk_submit_bio can call into the bio splitting code without
> q_usage_counter held, which can lead to inconsistent limits beeing
> applied for drivers that change the limits at runtime.
>
> The first patch in the series is a small comment and naming cleanup,
> and the second one ensures we always hold q_usage_counter before
> even entering blk_mq_submit_bio.
>
> [...]
Applied, thanks!
[1/2] blk-mq: rename blk_mq_can_use_cached_rq
commit: edc2e480a9f242c91fc7bb64d6de77af75bd59b5
[2/2] blk-mq: ensure a q_usage_counter reference is held when splitting bios
commit: 744bdfb30b119f011d800e865623f3eb0a28c949
Best regards,
--
Jens Axboe
