[PATCH] io_uring: fix nvme's 32b cqes on mixed cq

Jens Axboe axboe at kernel.dk
Sat Sep 20 05:27:02 PDT 2025


On Fri, 19 Sep 2025 12:38:58 -0700, Keith Busch wrote:
> The nvme uring_cmd only uses 32b CQEs. If the ring uses a mixed CQ, then
> we need to make sure we flag the completion as a 32b CQE.
> 
> On the other hand, if nvme uring_cmd was using a dedicated 32b CQE, the
> posting was missing the extra memcpy because it only applied to bit CQEs
> on a mixed CQ.
> 
> [...]

Applied, thanks!

[1/1] io_uring: fix nvme's 32b cqes on mixed cq
      commit: 79525b51acc1c8e331ab47eb131a99f5370a76c2

Best regards,
-- 
Jens Axboe






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