[PATCH v1 2/3] scsi: ufs: Optimize host lock on transfer requests send/compl paths

Bart Van Assche bvanassche at acm.org
Tue May 25 09:40:34 PDT 2021


On 5/24/21 6:40 PM, Can Guo wrote:
> Agree with all above, and what you ask is right what we are doing in
> the 3rd change - get rid of host lock on dispatch and completion
> paths.
> 
> I agree with using dedicated spin locks for dedicated purposes in
> UFS driver, e.g., clk gating has its own gating_lock and clk scaling
> has its own scaling_lock. But this specific series is only for
> improving performance. We will take your comments into consideration
> and address it in future.
Thanks!

Bart.



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