From: "Saleem, Shiraz" <shiraz.saleem@intel.com>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: "dledford@redhat.com" <dledford@redhat.com>,
"kuba@kernel.org" <kuba@kernel.org>,
"davem@davemloft.net" <davem@davemloft.net>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"Ertman, David M" <david.m.ertman@intel.com>,
"Nguyen, Anthony L" <anthony.l.nguyen@intel.com>,
"Ismail, Mustafa" <mustafa.ismail@intel.com>
Subject: RE: [PATCH 20/22] RDMA/irdma: Add ABI definitions
Date: Fri, 5 Feb 2021 20:12:28 +0000 [thread overview]
Message-ID: <95c86ea5f5e94d068e6e0467ccba33a0@intel.com> (raw)
In-Reply-To: <20210201192121.GQ4247@nvidia.com>
> Subject: Re: [PATCH 20/22] RDMA/irdma: Add ABI definitions
>
> On Sat, Jan 30, 2021 at 01:18:36AM +0000, Saleem, Shiraz wrote:
> > > Subject: Re: [PATCH 20/22] RDMA/irdma: Add ABI definitions
> > >
> > > On Fri, Jan 22, 2021 at 05:48:25PM -0600, Shiraz Saleem wrote:
> > > > From: Mustafa Ismail <mustafa.ismail@intel.com>
> > > >
> > > > Add ABI definitions for irdma.
> > > >
> > > > Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
> > > > Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
> > > > include/uapi/rdma/irdma-abi.h | 140
> > > > ++++++++++++++++++++++++++++++++++++++++++
> > > > 1 file changed, 140 insertions(+) create mode 100644
> > > > include/uapi/rdma/irdma-abi.h
> > > >
> > > > diff --git a/include/uapi/rdma/irdma-abi.h
> > > > b/include/uapi/rdma/irdma-abi.h new file mode 100644 index
> > > > 0000000..d9c8ce1
> > > > +++ b/include/uapi/rdma/irdma-abi.h
> > > > @@ -0,0 +1,140 @@
> > > > +/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR
> > > > +Linux-OpenIB) */
> > > > +/*
> > > > + * Copyright (c) 2006 - 2021 Intel Corporation. All rights reserved.
> > > > + * Copyright (c) 2005 Topspin Communications. All rights reserved.
> > > > + * Copyright (c) 2005 Cisco Systems. All rights reserved.
> > > > + * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
> > > > + */
> > > > +
> > > > +#ifndef IRDMA_ABI_H
> > > > +#define IRDMA_ABI_H
> > > > +
> > > > +#include <linux/types.h>
> > > > +
> > > > +/* irdma must support legacy GEN_1 i40iw kernel
> > > > + * and user-space whose last ABI ver is 5 */ #define
> > > > +IRDMA_ABI_VER 6
> > >
> > > I don't want to see this value increase, either this is ABI
> > > compatible with i40iw or it is not and should be a new driver_id.
> >
> > I am not sure I understand how it's possible without a ver. bump.
> > We support user-space libirdma with this driver as well as libi40iw.
>
> Well, start by not making gratuitous changes to the structure layouts and then ask
> how to handle what you have left over.
>
Took a while but following now. We ll PoC and see how this shapes out. Thanks!
next prev parent reply other threads:[~2021-02-05 20:15 UTC|newest]
Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-22 23:48 [PATCH 00/22] Add Intel Ethernet Protocol Driver for RDMA (irdma) Shiraz Saleem
2021-01-22 23:48 ` [PATCH 01/22] iidc: Introduce iidc.h Shiraz Saleem
2021-01-22 23:48 ` [PATCH 02/22] ice: Initialize RDMA support Shiraz Saleem
2021-01-22 23:48 ` [PATCH 03/22] ice: Implement iidc operations Shiraz Saleem
2021-01-22 23:48 ` [PATCH 04/22] ice: Register auxiliary device to provide RDMA Shiraz Saleem
2021-01-25 19:09 ` Jason Gunthorpe
2021-02-05 15:23 ` Saleem, Shiraz
2021-02-05 15:27 ` Jason Gunthorpe
2021-01-22 23:48 ` [PATCH 05/22] i40e: Prep i40e header for aux bus conversion Shiraz Saleem
2021-01-22 23:48 ` [PATCH 06/22] i40e: Register auxiliary devices to provide RDMA Shiraz Saleem
2021-01-22 23:48 ` [PATCH 07/22] RDMA/irdma: Register an auxiliary driver and implement private channel OPs Shiraz Saleem
2021-01-24 13:45 ` Leon Romanovsky
2021-01-25 13:28 ` Jason Gunthorpe
2021-01-25 20:52 ` Jakub Kicinski
2021-01-26 0:39 ` Saleem, Shiraz
2021-01-26 0:47 ` Jason Gunthorpe
2021-01-26 0:57 ` Keller, Jacob E
2021-01-26 1:01 ` Jacob Keller
2021-01-26 1:10 ` Jason Gunthorpe
2021-01-27 0:42 ` Saleem, Shiraz
2021-01-27 2:44 ` Jason Gunthorpe
2021-01-30 1:19 ` Saleem, Shiraz
2021-01-26 5:29 ` Leon Romanovsky
2021-01-26 22:07 ` Jacob Keller
2021-01-27 1:02 ` Saleem, Shiraz
2021-01-26 0:39 ` Saleem, Shiraz
2021-01-25 18:42 ` Jason Gunthorpe
2021-01-26 0:42 ` Saleem, Shiraz
2021-01-26 0:59 ` Jason Gunthorpe
2021-01-27 0:41 ` Saleem, Shiraz
2021-01-27 12:18 ` Leon Romanovsky
2021-01-27 22:17 ` Saleem, Shiraz
2021-01-27 23:16 ` Jason Gunthorpe
2021-01-28 5:41 ` Leon Romanovsky
2021-01-30 1:19 ` Saleem, Shiraz
2021-02-01 6:09 ` Leon Romanovsky
2021-02-01 19:18 ` Jason Gunthorpe
2021-02-02 0:40 ` Saleem, Shiraz
2021-02-02 1:06 ` Dan Williams
2021-02-02 17:14 ` Jason Gunthorpe
2021-02-02 19:42 ` Saleem, Shiraz
2021-02-02 23:17 ` Jason Gunthorpe
2021-02-01 19:21 ` Jason Gunthorpe
2021-01-26 5:37 ` Leon Romanovsky
2021-01-30 1:19 ` Saleem, Shiraz
2021-02-01 19:19 ` Jason Gunthorpe
2021-01-25 19:16 ` Jason Gunthorpe
2021-01-30 1:19 ` Saleem, Shiraz
2021-01-22 23:48 ` [PATCH 08/22] RDMA/irdma: Implement device initialization definitions Shiraz Saleem
2021-01-22 23:48 ` [PATCH 09/22] RDMA/irdma: Implement HW Admin Queue OPs Shiraz Saleem
2021-01-25 19:23 ` Jason Gunthorpe
2021-01-27 0:41 ` Saleem, Shiraz
2021-01-27 2:41 ` Jason Gunthorpe
2021-01-30 1:18 ` Saleem, Shiraz
2021-01-22 23:48 ` [PATCH 10/22] RDMA/irdma: Add HMC backing store setup functions Shiraz Saleem
2021-01-22 23:48 ` [PATCH 11/22] RDMA/irdma: Add privileged UDA queue implementation Shiraz Saleem
2021-01-22 23:48 ` [PATCH 12/22] RDMA/irdma: Add QoS definitions Shiraz Saleem
2021-01-22 23:48 ` [PATCH 13/22] RDMA/irdma: Add connection manager Shiraz Saleem
2021-01-22 23:48 ` [PATCH 14/22] RDMA/irdma: Add PBLE resource manager Shiraz Saleem
2021-01-22 23:48 ` [PATCH 15/22] RDMA/irdma: Implement device supported verb APIs Shiraz Saleem
2021-01-24 14:18 ` Leon Romanovsky
2021-01-27 1:04 ` Saleem, Shiraz
2021-01-22 23:48 ` [PATCH 16/22] RDMA/irdma: Add RoCEv2 UD OP support Shiraz Saleem
2021-01-22 23:48 ` [PATCH 17/22] RDMA/irdma: Add user/kernel shared libraries Shiraz Saleem
2021-01-22 23:48 ` [PATCH 18/22] RDMA/irdma: Add miscellaneous utility definitions Shiraz Saleem
2021-01-25 19:37 ` Jason Gunthorpe
2021-01-22 23:48 ` [PATCH 19/22] RDMA/irdma: Add dynamic tracing for CM Shiraz Saleem
2021-01-22 23:48 ` [PATCH 20/22] RDMA/irdma: Add ABI definitions Shiraz Saleem
2021-01-25 19:45 ` Jason Gunthorpe
2021-01-30 1:18 ` Saleem, Shiraz
2021-02-01 19:21 ` Jason Gunthorpe
2021-02-05 20:12 ` Saleem, Shiraz [this message]
2021-01-22 23:48 ` [PATCH 21/22] RDMA/irdma: Add irdma Kconfig/Makefile and remove i40iw Shiraz Saleem
2021-01-25 18:50 ` Jason Gunthorpe
2021-01-26 0:39 ` Saleem, Shiraz
2021-01-26 5:47 ` Leon Romanovsky
2021-01-22 23:48 ` [PATCH 22/22] RDMA/irdma: Update MAINTAINERS file Shiraz Saleem
2021-01-25 13:29 ` [PATCH 00/22] Add Intel Ethernet Protocol Driver for RDMA (irdma) Jason Gunthorpe
2021-01-25 18:44 ` Jason Gunthorpe
2021-01-26 0:39 ` Saleem, Shiraz
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