CONFIG_SPU_FS_64K_LS: Use 64K pages to map SPE local store

General informations

The Linux kernel configuration item CONFIG_SPU_FS_64K_LS:

• prompt: Use 64K pages to map SPE local store
• type: bool
• depends on: CONFIG_SPU_FS && CONFIG_PPC_MM_SLICES && ! CONFIG_PPC_64K_PAGES
• defined in arch/powerpc/platforms/cell/Kconfig
• found in Linux kernels: 2.6.22–2.6.39, 3.0–3.19, 4.0–4.2

Help text

This option causes SPE local stores to be mapped in process address spaces using 64K pages while the rest of the kernel uses 4K pages. This can improve performances of applications using multiple SPEs by lowering the TLB pressure on them.

Hardware

LKDDb

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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)

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