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SubjectRe: [Patch v4 1/3] lib: Restrict cpumask_local_spread to houskeeping CPUs
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.


> 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.



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