CONFIG_SCSI_UFS_HPB: Support UFS Host Performance Booster

General informations

The Linux kernel configuration item CONFIG_SCSI_UFS_HPB has multiple definitions:

Support UFS Host Performance Booster found in drivers/ufs/core/Kconfig

The configuration item CONFIG_SCSI_UFS_HPB:

• prompt: Support UFS Host Performance Booster
• type: bool
• depends on: (none)
• defined in drivers/ufs/core/Kconfig
• found in Linux kernels: 5.19, 6.0–6.5

Help text

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.

Support UFS Host Performance Booster found in drivers/scsi/ufs/Kconfig

The configuration item CONFIG_SCSI_UFS_HPB:

• prompt: Support UFS Host Performance Booster
• type: bool
• depends on: (none)
• defined in drivers/scsi/ufs/Kconfig
• found in Linux kernels: 5.15–5.18, 5.18+HEAD

Help text

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.

Hardware

LKDDb

Raw data from LKDDb:

• (none)

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

Automatic links from Google (and ads)

Custom Search

Popular queries: