From: Long Li <longli@microsoft.com>
To: Jason Gunthorpe <jgg@ziepe.ca>, Dexuan Cui <decui@microsoft.com>
Cc: KY Srinivasan <kys@microsoft.com>,
Haiyang Zhang <haiyangz@microsoft.com>,
Stephen Hemminger <sthemmin@microsoft.com>,
Wei Liu <wei.liu@kernel.org>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Leon Romanovsky <leon@kernel.org>,
"edumazet@google.com" <edumazet@google.com>,
"shiraz.saleem@intel.com" <shiraz.saleem@intel.com>,
Ajay Sharma <sharmaajay@microsoft.com>,
"linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>
Subject: RE: [Patch v4 06/12] net: mana: Define data structures for protection domain and memory registration
Date: Thu, 21 Jul 2022 00:15:02 +0000 [thread overview]
Message-ID: <PH7PR21MB3263DE7395EEF72796323D0BCE919@PH7PR21MB3263.namprd21.prod.outlook.com> (raw)
In-Reply-To: <20220720234336.GR5049@ziepe.ca>
> Subject: Re: [Patch v4 06/12] net: mana: Define data structures for protection
> domain and memory registration
>
> On Mon, Jul 11, 2022 at 01:29:08AM +0000, Dexuan Cui wrote:
> > > From: longli@linuxonhyperv.com <longli@linuxonhyperv.com>
> > > Sent: Wednesday, June 15, 2022 7:07 PM
> > >
> > > The MANA hardware support protection domain and memory
> registration
> > > for
> > s/support/supports
> >
> > > diff --git a/drivers/net/ethernet/microsoft/mana/gdma.h
> > > b/drivers/net/ethernet/microsoft/mana/gdma.h
> > > index f945755760dc..b1bec8ab5695 100644
> > > --- a/drivers/net/ethernet/microsoft/mana/gdma.h
> > > +++ b/drivers/net/ethernet/microsoft/mana/gdma.h
> > > @@ -27,6 +27,10 @@ enum gdma_request_type {
> > > GDMA_CREATE_DMA_REGION = 25,
> > > GDMA_DMA_REGION_ADD_PAGES = 26,
> > > GDMA_DESTROY_DMA_REGION = 27,
> > > + GDMA_CREATE_PD = 29,
> > > + GDMA_DESTROY_PD = 30,
> > > + GDMA_CREATE_MR = 31,
> > > + GDMA_DESTROY_MR = 32,
> > These are not used in this patch. They're used in the 12th patch for
> > the first time. Can we move these to that patch?
>
> This looks like RDMA code anyhow, why is it under net/ethernet?
>
> Jason
This header file belongs to the GDMA layer (as its filename implies) . It's a hardware communication layer used by both ethernet and RDMA for communicating with the hardware.
Some of the RDMA functionalities are implemented at GDMA layer in the PF running on the host, so the message definitions are also there.
Long
next prev parent reply other threads:[~2022-07-21 0:15 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-16 2:07 [Patch v4 00/12] Introduce Microsoft Azure Network Adapter (MANA) RDMA driver longli
2022-06-16 2:07 ` [Patch v4 01/12] net: mana: Add support for auxiliary device longli
2022-07-11 1:08 ` Dexuan Cui
2022-07-12 18:26 ` Long Li
2022-06-16 2:07 ` [Patch v4 02/12] net: mana: Record the physical address for doorbell page region longli
2022-07-11 1:09 ` Dexuan Cui
2022-06-16 2:07 ` [Patch v4 03/12] net: mana: Handle vport sharing between devices longli
2022-07-11 1:13 ` Dexuan Cui
2022-07-12 18:48 ` Long Li
2022-07-20 23:42 ` Jason Gunthorpe
2022-07-21 0:06 ` Long Li
2022-07-21 14:38 ` Jason Gunthorpe
2022-07-21 17:58 ` Long Li
2022-07-21 18:32 ` Jason Gunthorpe
2022-07-29 18:44 ` Long Li
2022-07-29 19:12 ` Jason Gunthorpe
2022-07-29 21:20 ` Long Li
2022-08-02 18:08 ` Jason Gunthorpe
2022-08-03 2:08 ` Long Li
2022-06-16 2:07 ` [Patch v4 04/12] net: mana: Add functions for allocating doorbell page from GDMA longli
2022-07-11 1:13 ` Dexuan Cui
2022-07-12 18:48 ` Long Li
2022-07-20 23:42 ` Jason Gunthorpe
2022-06-16 2:07 ` [Patch v4 05/12] net: mana: Set the DMA device max segment size longli
2022-07-11 1:14 ` Dexuan Cui
2022-06-16 2:07 ` [Patch v4 06/12] net: mana: Define data structures for protection domain and memory registration longli
2022-07-11 1:29 ` Dexuan Cui
2022-07-13 4:39 ` Ajay Sharma
2022-07-13 7:22 ` Dexuan Cui
2022-07-20 23:43 ` Jason Gunthorpe
2022-07-21 0:15 ` Long Li [this message]
2022-06-16 2:07 ` [Patch v4 07/12] net: mana: Export Work Queue functions for use by RDMA driver longli
2022-07-11 1:31 ` Dexuan Cui
2022-07-12 18:54 ` Long Li
2022-06-16 2:07 ` [Patch v4 08/12] net: mana: Record port number in netdev longli
2022-07-11 1:31 ` Dexuan Cui
2022-06-16 2:07 ` [Patch v4 09/12] net: mana: Move header files to a common location longli
2022-07-11 1:32 ` Dexuan Cui
2022-06-16 2:07 ` [Patch v4 10/12] net: mana: Define max values for SGL entries longli
2022-07-11 1:32 ` Dexuan Cui
2022-07-12 18:56 ` Long Li
2022-06-16 2:07 ` [Patch v4 11/12] net: mana: Define and process GDMA response code GDMA_STATUS_MORE_ENTRIES longli
2022-07-11 1:32 ` Dexuan Cui
2022-06-16 2:07 ` [Patch v4 12/12] RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter longli
2022-06-25 4:20 ` [EXTERNAL] " Ajay Sharma
2022-06-26 0:03 ` Jason Gunthorpe
2022-07-11 1:42 ` Dexuan Cui
2022-07-13 4:32 ` Ajay Sharma
2022-07-13 7:36 ` Dexuan Cui
2022-07-12 19:14 ` Greg KH
2022-07-12 23:46 ` Long Li
2022-07-13 6:14 ` Greg KH
2022-07-20 23:49 ` Jason Gunthorpe
2022-07-21 19:24 ` [EXTERNAL] " Ajay Sharma
2022-07-21 9:17 ` Cheng Xu
2022-07-21 18:01 ` Long Li
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