Re: [PATCH v2] sched/rt: Disable RT_RUNTIME_SHARE by default

2017-01-02 Thread Daniel Bristot de Oliveira
On 11/16/2016 09:19 PM, Daniel Bristot de Oliveira wrote: > The RT_RUNTIME_SHARE sched feature enables the sharing of rt_runtime > between CPUs, allowing a CPU to run a real-time task up to 100% of the > time while leaving more space for non-real-time tasks to run on the CPU > that lend rt_runtime.

[PATCH v2] sched/rt: Disable RT_RUNTIME_SHARE by default

2016-11-16 Thread Daniel Bristot de Oliveira
The RT_RUNTIME_SHARE sched feature enables the sharing of rt_runtime between CPUs, allowing a CPU to run a real-time task up to 100% of the time while leaving more space for non-real-time tasks to run on the CPU that lend rt_runtime. The problem is that a CPU can easily borrow enough rt_runtime to