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CONFIG_IA64_PAL_IDLE: Use PAL_HALT_LIGHT in idle loop

General informations

The Linux kernel configuration item CONFIG_IA64_PAL_IDLE:

Help text

Say Y here to enable use of PAL_HALT_LIGHT in the cpu_idle loop. This allows the CPU to enter a low power state when idle. You can enable IA64_PALINFO and check /proc/pal/cpu0/power_info to see the power consumption and latency for this state. If you're unsure your firmware supports it, answer N.

Hardware

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