CONFIG_PPC_MEMTRACE: Enable runtime allocation of RAM for tracing

General informations

The Linux kernel configuration item CONFIG_PPC_MEMTRACE has multiple definitions:

Enable runtime allocation of RAM for tracing found in arch/powerpc/platforms/powernv/Kconfig

The configuration item CONFIG_PPC_MEMTRACE:

• prompt: Enable runtime allocation of RAM for tracing
• type: bool
• depends on: CONFIG_PPC_POWERNV && CONFIG_MEMORY_HOTPLUG && CONFIG_CONTIG_ALLOC
• defined in arch/powerpc/platforms/powernv/Kconfig
• found in Linux kernels: 5.11–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Enabling this option allows for runtime allocation of memory (RAM) for hardware tracing.

Enable removal of RAM from kernel mappings for tracing found in arch/powerpc/platforms/powernv/Kconfig

The configuration item CONFIG_PPC_MEMTRACE:

• prompt: Enable removal of RAM from kernel mappings for tracing
• type: bool
• depends on: CONFIG_PPC_POWERNV && CONFIG_MEMORY_HOTREMOVE
• defined in arch/powerpc/platforms/powernv/Kconfig
• found in Linux kernels: 4.14–4.20, 5.0–5.10

Help text

Enabling this option allows for the removal of memory (RAM) from the kernel mappings to be used for hardware tracing.

Hardware

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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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