From: "Saleem, Shiraz" <shiraz.saleem@intel.com>
To: Leon Romanovsky <leon@kernel.org>
Cc: "Kirsher, Jeffrey T" <jeffrey.t.kirsher@intel.com>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"jgg@ziepe.ca" <jgg@ziepe.ca>,
"Ismail, Mustafa" <mustafa.ismail@intel.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
"nhorman@redhat.com" <nhorman@redhat.com>,
"sassmann@redhat.com" <sassmann@redhat.com>
Subject: RE: [RFC PATCH v5 12/16] RDMA/irdma: Add miscellaneous utility definitions
Date: Wed, 22 Apr 2020 00:02:14 +0000 [thread overview]
Message-ID: <9DD61F30A802C4429A01CA4200E302A7DCD4C042@fmsmsx124.amr.corp.intel.com> (raw)
In-Reply-To: <20200421073044.GI121146@unreal>
> Subject: Re: [RFC PATCH v5 12/16] RDMA/irdma: Add miscellaneous utility
> definitions
>
[...]
> > > > + * irdma_arp_table -manage arp table
> > > > + * @rf: RDMA PCI function
> > > > + * @ip_addr: ip address for device
> > > > + * @ipv4: IPv4 flag
> > > > + * @mac_addr: mac address ptr
> > > > + * @action: modify, delete or add */ int irdma_arp_table(struct
> > > > +irdma_pci_f *rf, u32 *ip_addr, bool ipv4,
> > > > + u8 *mac_addr, u32 action)
> > >
> > > ARP table in the RDMA driver looks strange, I see that it is legacy
> > > from i40iw, but wonder if it is the right thing to do the same for the new driver.
> > >
> >
> > See response in Patch #1.
>
> OK, let's me rephrase the question.
> Why can't you use arp_tbl from include/net/arp.h and need to implement it in the
> RDMA driver?
>
The driver needs to track the on-chip arp cache indices and program the
index & entry via rdma admin queue cmd. These indices are specific to our hw
arp cache and not the system arp table. So I am not sure how we can use it.
next prev parent reply other threads:[~2020-04-22 0:02 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-17 17:12 [RFC PATCH v5 00/16] Add Intel Ethernet Protocol Driver for RDMA (irdma) Jeff Kirsher
2020-04-17 17:12 ` [RFC PATCH v5 01/16] RDMA/irdma: Add driver framework definitions Jeff Kirsher
2020-04-17 19:34 ` Leon Romanovsky
2020-04-21 0:23 ` Saleem, Shiraz
2020-04-21 0:46 ` Jason Gunthorpe
2020-04-21 18:19 ` Saleem, Shiraz
2020-04-21 18:22 ` Jason Gunthorpe
2020-04-23 0:32 ` Saleem, Shiraz
2020-04-23 15:02 ` Jason Gunthorpe
2020-04-23 17:15 ` Saleem, Shiraz
2020-04-23 19:03 ` Jason Gunthorpe
2020-04-23 23:54 ` Saleem, Shiraz
2020-04-24 0:48 ` Jason Gunthorpe
2020-04-27 23:57 ` Saleem, Shiraz
2020-04-28 0:03 ` Jason Gunthorpe
2020-04-21 7:14 ` Leon Romanovsky
2020-04-17 19:37 ` Jason Gunthorpe
2020-04-17 17:12 ` [RFC PATCH v5 02/16] RDMA/irdma: Implement device initialization definitions Jeff Kirsher
2020-04-17 17:12 ` [RFC PATCH v5 03/16] RDMA/irdma: Implement HW Admin Queue OPs Jeff Kirsher
2020-04-17 17:12 ` [RFC PATCH v5 04/16] RDMA/irdma: Add HMC backing store setup functions Jeff Kirsher
2020-04-17 20:17 ` Leon Romanovsky
2020-04-21 0:25 ` Saleem, Shiraz
2020-04-17 17:12 ` [RFC PATCH v5 05/16] RDMA/irdma: Add privileged UDA queue implementation Jeff Kirsher
2020-04-17 17:12 ` [RFC PATCH v5 06/16] RDMA/irdma: Add QoS definitions Jeff Kirsher
2020-04-17 17:12 ` [RFC PATCH v5 07/16] RDMA/irdma: Add connection manager Jeff Kirsher
2020-04-17 20:23 ` Leon Romanovsky
2020-04-21 0:26 ` Saleem, Shiraz
2020-04-21 7:33 ` Leon Romanovsky
2020-04-17 17:12 ` [RFC PATCH v5 08/16] RDMA/irdma: Add PBLE resource manager Jeff Kirsher
2020-04-17 17:12 ` [RFC PATCH v5 09/16] RDMA/irdma: Implement device supported verb APIs Jeff Kirsher
2020-04-17 19:59 ` Leon Romanovsky
2020-04-21 0:29 ` Saleem, Shiraz
2020-04-21 7:16 ` Leon Romanovsky
2020-04-17 17:12 ` [RFC PATCH v5 10/16] RDMA/irdma: Add RoCEv2 UD OP support Jeff Kirsher
2020-04-17 19:46 ` Leon Romanovsky
2020-04-21 0:27 ` Saleem, Shiraz
2020-04-17 17:12 ` [RFC PATCH v5 11/16] RDMA/irdma: Add user/kernel shared libraries Jeff Kirsher
2020-04-17 17:12 ` [RFC PATCH v5 12/16] RDMA/irdma: Add miscellaneous utility definitions Jeff Kirsher
2020-04-17 20:32 ` Leon Romanovsky
2020-04-21 0:27 ` Saleem, Shiraz
2020-04-21 7:30 ` Leon Romanovsky
2020-04-22 0:02 ` Saleem, Shiraz [this message]
2020-04-22 0:06 ` Jason Gunthorpe
2020-04-23 0:32 ` Saleem, Shiraz
2020-04-17 17:12 ` [RFC PATCH v5 13/16] RDMA/irdma: Add dynamic tracing for CM Jeff Kirsher
2020-04-17 17:12 ` [RFC PATCH v5 14/16] RDMA/irdma: Add ABI definitions Jeff Kirsher
2020-04-17 19:43 ` Leon Romanovsky
2020-04-21 0:29 ` Saleem, Shiraz
2020-04-21 7:22 ` Leon Romanovsky
2020-04-17 17:12 ` [RFC PATCH v5 15/16] RDMA/irdma: Add irdma Kconfig/Makefile and remove i40iw Jeff Kirsher
2020-04-17 17:12 ` [RFC PATCH v5 16/16] RDMA/irdma: Update MAINTAINERS file Jeff Kirsher
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