CONFIG_IA64_DEBUG_CMPXCHG: Turn on compare-and-exchange bug checking (slow!)

General informations

The Linux kernel configuration item CONFIG_IA64_DEBUG_CMPXCHG has multiple definitions:

Turn on compare-and-exchange bug checking (slow!) found in arch/ia64/Kconfig.debug

The configuration item CONFIG_IA64_DEBUG_CMPXCHG:

• prompt: Turn on compare-and-exchange bug checking (slow!)
• type: bool
• depends on: CONFIG_DEBUG_KERNEL && CONFIG_PRINTK
• defined in arch/ia64/Kconfig.debug
• found in Linux kernels: 2.6.9–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.6

Help text

Selecting this option turns on bug checking for the IA-64 compare-and-exchange instructions. This is slow! Itaniums from step B3 or later don't have this problem. If you're unsure, select N.

Turn on compare-and-exchange bug checking (slow!) found in arch/ia64/Kconfig

The configuration item CONFIG_IA64_DEBUG_CMPXCHG:

• prompt: Turn on compare-and-exchange bug checking (slow!)
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/ia64/Kconfig
• found in Linux kernels: 2.5.45–2.5.75, 2.6.0–2.6.8

Help text

Selecting this option turns on bug checking for the IA-64 compare-and-exchange instructions. This is slow! Itaniums from step B3 or later don't have this problem. If you're unsure, select N.

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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