Messages in this thread | | | From | Thomas Gleixner <> | Subject | Re: [Patch v4 1/3] lib: Restrict cpumask_local_spread to houskeeping CPUs | Date | Thu, 28 Jan 2021 21:01:37 +0100 |
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On Thu, Jan 28 2021 at 13:59, Marcelo Tosatti wrote: >> The whole pile wants to be reverted. It's simply broken in several ways. > > I was asking for your comments on interaction with CPU hotplug :-)
Which I answered in an seperate mail :)
> So housekeeping_cpumask has multiple meanings. In this case:
...
> So as long as the meaning of the flags are respected, seems > alright.
Yes. Stuff like the managed interrupts preference for housekeeping CPUs when a affinity mask spawns housekeeping and isolated is perfectly fine. It's well thought out and has no limitations.
> Nitesh, is there anything preventing this from being fixed > in userspace ? (as Thomas suggested previously).
Everything with is not managed can be steered by user space.
Thanks,
tglx
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