Re: [PATCH V10 2/4] scsi: ufs: Introduce HPB feature

Bart Van Assche
2020-09-02T02:43:30Z

On 2020-08-31 23:54, Daejun Park wrote:
> This is a patch for the HPB feature.
> This patch adds HPB function calls to UFS core driver.

[ ... ]

> +config SCSI_UFS_HPB
> + bool "Support UFS Host Performance Booster"
> + depends on SCSI_UFSHCD
> + help
> + The UFS HPB feature improves random read performance. It caches
> + L2P (logical to physical) map of UFS to host DRAM. The driver uses HPB
> + read command by piggybacking physical page number for bypassing FTL (flash
> + translation layer)'s L2P address translation.
> \ No newline at end of file

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