CONFIG_GUSA:

General informations

The Linux kernel configuration item CONFIG_GUSA:

• prompt:
• type: bool
• depends on: ! CONFIG_SMP
• defined in arch/sh/Kconfig
• found in Linux kernels: 2.6.24–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.12, 6.13-rc+HEAD

Help text

This enables support for gUSA (general UserSpace Atomicity). This is the default implementation for both UP and non-ll/sc CPUs, and is used by the libc, amongst others.

For additional information, design information can be found in http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf.

This should only be disabled for special cases where alternate atomicity implementations exist.

Hardware

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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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