Messages in this thread | | | Date | Fri, 9 Mar 2018 00:20:09 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [PATCH V3 0/4] genirq/affinity: irq vector spread among online CPUs as far as possible |
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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 them....
> 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.
Thanks,
tglx
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