On Tue, 07 Mar 2023 14:09:11 +0800, chenxiang wrote:
> To support IO_URING IOPOLL support for hisi_sas, need to do:
> - Add and fill mq_poll interface to poll queue;
> - For internal IOs (including internal abort IOs), need to deliver and
> complete them through non-iopoll queue (queue 0);
>
> It only sends internal abort commands to non-poll queue which actually
> requires to send a internal abort command to every queue, so it still has
> a risk. Make iopoll support module parameter as "experimental".
>
> [...]
Applied to 6.4/scsi-queue, thanks!
[1/4] scsi: hisi_sas: Add function complete_v3_hw()
https://git.kernel.org/mkp/scsi/c/538a60468966
[2/4] scsi: hisi_sas: Add poll support for v3 hw
https://git.kernel.org/mkp/scsi/c/0e47effa7706
[3/4] scsi: hisi_sas: Sync complete queue for poll queue
https://git.kernel.org/mkp/scsi/c/b711ef5e176b
[4/4] scsi: hisi_sas: Add device attribute experimental_iopoll_q_cnt for v3 hw
https://git.kernel.org/mkp/scsi/c/0c2fb1701155
--
Martin K. Petersen Oracle Linux Engineering
