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SubjectRe: [PATCH V3 0/4] genirq/affinity: irq vector spread among online CPUs as far as possible
On Thu, 8 Mar 2018, Ming Lei wrote:
> Actually, it isn't a real fix, the real one is in the following two:
> 0c20244d458e scsi: megaraid_sas: fix selection of reply queue
> ed6d043be8cd scsi: hpsa: fix selection of reply queue

Where are these commits? Neither Linus tree not -next know anything about

> This patchset can't guarantee that all IRQ vectors are assigned by one
> online CPU, for example, in a quad-socket system, if only one processor
> is present, then some of vectors are still assigned by all offline CPUs,
> and it is a valid case, but still may cause io hang if drivers(hpsa,
> megaraid_sas) select reply queue in current way.

So my understanding is that these irq patches are enhancements and not bug
fixes. I'll queue them for 4.17 then.



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