[PATCH V6 0/2] Add CPU latency QoS support for ufs driver
Martin K. Petersen
martin.petersen at oracle.com
Mon Jan 29 18:27:09 PST 2024
On Tue, 19 Dec 2023 18:07:04 +0530, Maramaina Naresh wrote:
> Add CPU latency QoS support for ufs driver. This improves random io
> performance by 15% for ufs.
>
> tiotest benchmark tool io performance results on sm8550 platform:
>
> 1. Without PM QoS support
> Type (Speed in) | Average of 18 iterations
> Random Read(IPOS) | 37101.3
> Random Write(IPOS) | 41065.13
>
> [...]
Applied to 6.9/scsi-queue, thanks!
[1/2] ufs: core: Add CPU latency QoS support for ufs driver
https://git.kernel.org/mkp/scsi/c/2777e73fc154
[2/2] ufs: ufs-mediatek: Migrate to UFSHCD generic CPU latency PM QoS support
https://git.kernel.org/mkp/scsi/c/0652205b4ce2
--
Martin K. Petersen Oracle Linux Engineering
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