Messages in this thread |  | | From | Thomas Gleixner <> | Subject | Re: [Patch v4 1/3] lib: Restrict cpumask_local_spread to houskeeping CPUs | Date | Fri, 05 Feb 2021 23:26:59 +0100 |
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On Fri, Feb 05 2021 at 23:23, Thomas Gleixner wrote: > On Thu, Feb 04 2021 at 14:17, Nitesh Narayan Lal wrote: >> On 2/4/21 2:06 PM, Marcelo Tosatti wrote: >>>>> How about adding a new flag for isolcpus instead? >>>>> >>>> Do you mean a flag based on which we can switch the affinity mask to >>>> housekeeping for all the devices at the time of IRQ distribution? >>> Yes a new flag for isolcpus. HK_FLAG_IRQ_SPREAD or some better name. >> >> Does sounds like a nice idea to explore, lets see what Thomas thinks about it.
<.SNIP.>
> So I'm going to revert this commit because it _IS_ broken _AND_ useless > and does not solve anything it claims to solve.
And no. HK_FLAG_IRQ_SPREAD is not going to solve anything either.
Thanks,
tglx
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