Re: [Xen-devel] [PATCH 1/4] xen: sched: introduce 'adjust_affinity' hook.

2017-10-04 Thread George Dunlap
On 09/15/2017 06:35 PM, Dario Faggioli wrote: > For now, just as a way to give a scheduler an "heads up", > about the fact that the affinity changed. > > This enables some optimizations, such as pre-computing > and storing (e.g., in flags) facts like a vcpu being > exclusively pinned to a pcpu,

[Xen-devel] [PATCH 1/4] xen: sched: introduce 'adjust_affinity' hook.

2017-09-15 Thread Dario Faggioli
For now, just as a way to give a scheduler an "heads up", about the fact that the affinity changed. This enables some optimizations, such as pre-computing and storing (e.g., in flags) facts like a vcpu being exclusively pinned to a pcpu, or having or not a soft affinity. I.e., conditions that,