Re: [PATCH 2/2] rcu: Robustify rcu_is_cpu_rrupt_from_idle()

2025-04-04 Thread Frederic Weisbecker
Le Sat, Mar 22, 2025 at 06:00:13PM +0100, Joel Fernandes a écrit : > > > On 3/18/2025 2:56 PM, Frederic Weisbecker wrote: > > RCU relies on the context tracking nesting counter in order to determine > > if it is running in extended quiescent state. > > > > However the context tracking nesting co

Re: [PATCH 2/2] rcu: Robustify rcu_is_cpu_rrupt_from_idle()

2025-03-22 Thread Joel Fernandes
On 3/18/2025 2:56 PM, Frederic Weisbecker wrote: > RCU relies on the context tracking nesting counter in order to determine > if it is running in extended quiescent state. > > However the context tracking nesting counter is not completely > synchronized with the actual context tracking state: >

[PATCH 2/2] rcu: Robustify rcu_is_cpu_rrupt_from_idle()

2025-03-18 Thread Frederic Weisbecker
RCU relies on the context tracking nesting counter in order to determine if it is running in extended quiescent state. However the context tracking nesting counter is not completely synchronized with the actual context tracking state: * The nesting counter is set to 1 or incremented further _afte