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From: Jason Gunthorpe <jgg-uk2M96/98Pc@public.gmane.org>
To: Yishai Hadas <yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	majd-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org,
	Alexr-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org,
	dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org
Subject: Re: [PATCH RFC rdma-core 0/5] Add thread domain support
Date: Mon, 13 Nov 2017 13:06:51 -0700	[thread overview]
Message-ID: <20171113200651.GG22610@ziepe.ca> (raw)
In-Reply-To: <1510522903-6838-1-git-send-email-yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

On Sun, Nov 12, 2017 at 11:41:38PM +0200, Yishai Hadas wrote:
> This RFC series is based on some initial discussion that was in the mailing
> list to support resource domain.
> 
> The series includes detailed man pages of the suggested APIs and initial
> patches in both verbs and mlx5 driver to demonstrate the expected usage.
> 
> The motivation behind the series is to allow an application finer
> grain control over share hardware resources and locks when the
> resources are used by the same thread.

I think I'm basically fine with this approach.

It is weird trade off to have a ibv_pd have two roles, but this seems
like the least bad option when compared with revising every single
ABI.

I assume you'll also add a create_cq_ex to accept a PD instead of a
device?

Jason
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  parent reply	other threads:[~2017-11-13 20:06 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-12 21:41 [PATCH RFC rdma-core 0/5] Add thread domain support Yishai Hadas
     [not found] ` <1510522903-6838-1-git-send-email-yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2017-11-12 21:41   ` [PATCH RFC rdma-core 1/5] verbs: Introduce thread domain and its related verbs Yishai Hadas
     [not found]     ` <1510522903-6838-2-git-send-email-yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2017-11-13 19:58       ` Jason Gunthorpe
     [not found]         ` <20171113195822.GD22610-uk2M96/98Pc@public.gmane.org>
2017-11-14  8:26           ` Yishai Hadas
     [not found]             ` <3719edfc-282a-db5b-2474-3cf1355fb301-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2017-11-14 19:17               ` Jason Gunthorpe
     [not found]                 ` <20171114191754.GI4263-uk2M96/98Pc@public.gmane.org>
2017-11-15  9:34                   ` Yishai Hadas
     [not found]                     ` <774e2f74-8361-6941-a015-27a2014d8cc9-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2017-11-17 18:42                       ` Jason Gunthorpe
     [not found]                         ` <20171117184248.GN4276-uk2M96/98Pc@public.gmane.org>
2017-11-19  6:43                           ` Alex Rosenbaum
     [not found]                             ` <CAFgAxU_m=i9kG1h2Rbqe+YtVYpea8-Ez5qvm6dQU4tZPgOUqhA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-19 15:32                               ` Jason Gunthorpe
     [not found]                                 ` <20171119153219.GZ4276-uk2M96/98Pc@public.gmane.org>
2017-11-20 14:05                                   ` Alex Rosenbaum
2017-11-12 21:41   ` [PATCH RFC rdma-core 2/5] verbs: Introduce parent " Yishai Hadas
     [not found]     ` <1510522903-6838-3-git-send-email-yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2017-11-13 19:53       ` Jason Gunthorpe
     [not found]         ` <20171113195331.GC22610-uk2M96/98Pc@public.gmane.org>
2017-11-13 20:37           ` Alex Rosenbaum
2017-11-14  8:34           ` Yishai Hadas
     [not found]             ` <4c8448c2-373a-bbc1-73be-f792599b8b0a-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2017-11-14 19:08               ` Jason Gunthorpe
2017-11-12 21:41   ` [PATCH RFC rdma-core 3/5] mlx5: Add support for ibv_td object " Yishai Hadas
2017-11-12 21:41   ` [PATCH RFC rdma-core 4/5] mlx5: Add support for ibv_parent domain " Yishai Hadas
     [not found]     ` <1510522903-6838-5-git-send-email-yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2017-11-13 20:03       ` Jason Gunthorpe
     [not found]         ` <20171113200320.GE22610-uk2M96/98Pc@public.gmane.org>
2017-11-14 10:29           ` Yishai Hadas
     [not found]             ` <4232d248-8fb3-1d64-e117-6034d9240a05-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2017-11-14 19:15               ` Jason Gunthorpe
2017-11-12 21:41   ` [PATCH RFC rdma-core 5/5] mlx5: Handles QP creation with a given parent domain Yishai Hadas
     [not found]     ` <1510522903-6838-6-git-send-email-yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2017-11-13 20:05       ` Jason Gunthorpe
     [not found]         ` <20171113200518.GF22610-uk2M96/98Pc@public.gmane.org>
2017-11-13 20:24           ` Alex Rosenbaum
     [not found]             ` <CAFgAxU_ZPcB-oZ6DrDtHdVeOpT5S_CTvYxn4VUcU3t7S4PCJHQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-14 11:23               ` Yishai Hadas
2017-11-13 20:06   ` Jason Gunthorpe [this message]
     [not found]     ` <20171113200651.GG22610-uk2M96/98Pc@public.gmane.org>
2017-11-14 12:09       ` [PATCH RFC rdma-core 0/5] Add thread domain support Yishai Hadas
     [not found]         ` <ef4ab602-694d-f3be-9473-3fca4d97f6f2-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2017-11-14 19:18           ` Jason Gunthorpe
     [not found]     ` <CAFgAxU9Svu8jKBMzY91cOUFF9wngowbFZd+yKUBz9M60rcWfkg@mail.gmail.com>
     [not found]       ` <20171114025745.GO22610@ziepe.ca>
     [not found]         ` <20171114025745.GO22610-uk2M96/98Pc@public.gmane.org>
2017-11-14 20:14           ` Alex Rosenbaum

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