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

2018-03-21 Thread George Dunlap
On 03/15/2018 06:35 PM, Dario Faggioli wrote: > From: 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

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

2018-03-15 Thread Dario Faggioli
Il Gio 15 Mar 2018, 19:35 Dario Faggioli ha scritto: > From: 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

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

2018-03-15 Thread Dario Faggioli
From: 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