Messages in this thread | | | Date | Wed, 11 Jan 2023 10:18:04 +0800 | From | Ming Lei <> | Subject | Re: [PATCH V4 0/6] genirq/affinity: Abstract APIs from managed irq affinity spread |
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Hello Thomas, Jens and guys,
On Tue, Dec 27, 2022 at 10:28:59AM +0800, Ming Lei wrote: > Hello, > > irq_build_affinity_masks() actually grouping CPUs evenly into each managed > irq vector according to NUMA and CPU locality, and it is reasonable to abstract > one generic API for grouping CPUs evenly, the idea is suggested by Thomas > Gleixner. > > group_cpus_evenly() is abstracted and put into lib/, so blk-mq can re-use > it to build default queue mapping. > > blk-mq IO perf data is observed as more stable, meantime with big > improvement, see detailed data in the last patch. > > Please consider it for v6.3! > > V4: > - address comments from John, not export the API, given so far no > module uses this symbol > - add maintainer entry for new added lib/group_cpus.c > - rebase on 6.2
Any chance to take a look at this patchset?
thanks, Ming
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