realtime:documentation:technical_details:rcu
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realtime:documentation:technical_details:rcu [2017/02/08 14:35] anna-maria created; moved into own namespace; originally by paulmck with annotations of Julia Cartwright |
realtime:documentation:technical_details:rcu [2023/10/01 19:01] (current) costa.shul References |
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| Although real-time kernel builds typically enable ''CONFIG_PREEMPT_RCU=y'' by default, you should double-check this. | Although real-time kernel builds typically enable ''CONFIG_PREEMPT_RCU=y'' by default, you should double-check this. | ||
| Failing to enable this Kconfig option can result in excessive latencies due to non-preemptible RCU read-side critical sections. | Failing to enable this Kconfig option can result in excessive latencies due to non-preemptible RCU read-side critical sections. | ||
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| + | References: | ||
| + | * [[https://docs.kernel.org/RCU/Design/Requirements/Requirements.html#forward-progress|RCU Forward Progress]] | ||
| + | * [[https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/kernel/rcu/tree_nocb.h|kernel/rcu/tree_nocb.h]] | ||
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realtime/documentation/technical_details/rcu.1486564534.txt.gz ยท Last modified: 2017/02/08 14:35 by anna-maria
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