CONFIG_ARC_FPU_SAVE_RESTORE: Enable FPU state persistence across context switch

General informations

The Linux kernel configuration item CONFIG_ARC_FPU_SAVE_RESTORE:

• prompt: Enable FPU state persistence across context switch
• type: bool
• depends on: (none)
• defined in arch/arc/Kconfig
• found in Linux kernels: 3.9–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

ARCompact FPU has internal registers to assist with Double precision Floating Point operations. There are control and stauts registers for floating point exceptions and rounding modes. These are preserved across task context switch when enabled.

Hardware

LKDDb

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• (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)

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