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Groups > linux.kernel > #1274888
| From | Sagi Grimberg <sagig@dev.mellanox.co.il> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 2/9] IB: add a proper completion queue abstraction |
| Date | 2015-11-22 16:00 +0100 |
| Message-ID | <qxEhr-5cd-3@gated-at.bofh.it> (permalink) |
| References | (6 earlier) <qxzB8-1WF-13@gated-at.bofh.it> <qxzB8-1WF-11@gated-at.bofh.it> <qxzUu-2li-13@gated-at.bofh.it> <qxAdP-2sv-11@gated-at.bofh.it> <qxCSl-4ke-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
>> >> I think that bart wants to allow the caller to select cpu affinity >> per CQ. In this case ib_alloc_cq in workqueue mode would need to >> accept a affinity_hint from the caller (default to wild-card >> WORK_CPU_UNBOUND). > > Hmm, true. How would be set that hint from userspace? I'd really prefer > to see a practical justification for it first. In order to assign CPUs from user-space we'd need an ethtool like interface for isert/srpt/<xxxt>. Given that this is something we don't want to get into right now, I assumed that Bart meant that srpt would take a "least used" approach from srpt driver (which isn't better taking the wild-card option I'd say), So I'll let Bart answer... -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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Re: [PATCH 2/9] IB: add a proper completion queue abstraction Sagi Grimberg <sagig@dev.mellanox.co.il> - 2015-11-18 09:00 +0100
Re: [PATCH 2/9] IB: add a proper completion queue abstraction Christoph Hellwig <hch@lst.de> - 2015-11-20 11:20 +0100
Re: [PATCH 2/9] IB: add a proper completion queue abstraction Sagi Grimberg <sagig@dev.mellanox.co.il> - 2015-11-22 11:00 +0100
Re: [PATCH 2/9] IB: add a proper completion queue abstraction Christoph Hellwig <hch@lst.de> - 2015-11-22 11:20 +0100
Re: [PATCH 2/9] IB: add a proper completion queue abstraction Sagi Grimberg <sagig@dev.mellanox.co.il> - 2015-11-22 11:40 +0100
Re: [PATCH 2/9] IB: add a proper completion queue abstraction Christoph Hellwig <hch@lst.de> - 2015-11-22 14:30 +0100
Re: [PATCH 2/9] IB: add a proper completion queue abstraction Sagi Grimberg <sagig@dev.mellanox.co.il> - 2015-11-22 16:00 +0100
Re: [PATCH 2/9] IB: add a proper completion queue abstraction Bart Van Assche <bvanassche@acm.org> - 2015-11-22 18:00 +0100
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