Re: [Xen-devel] [PATCH v5] xen: rtds: only tickle non-already tickled CPUs

2017-08-29 Thread George Dunlap
On 08/03/2017 03:13 AM, Meng Xu wrote: > When more than one idle VCPUs that have the same PCPU as their > previous running core invoke runq_tickle(), they will tickle the same > PCPU. The tickled PCPU will only pick at most one VCPU, i.e., the > highest-priority one, to execute. The other VCPUs

[Xen-devel] [PATCH v5] xen: rtds: only tickle non-already tickled CPUs

2017-08-02 Thread Meng Xu
When more than one idle VCPUs that have the same PCPU as their previous running core invoke runq_tickle(), they will tickle the same PCPU. The tickled PCPU will only pick at most one VCPU, i.e., the highest-priority one, to execute. The other VCPUs will not be scheduled for a period, even when