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From: Haiyang Zhang <haiyangz@microsoft.com>
To: Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>
Cc: "davem@davemloft.net" <davem@davemloft.net>,
	"kuba@kernel.org" <kuba@kernel.org>,
	KY Srinivasan <kys@microsoft.com>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	Wei Liu <liuwe@microsoft.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>
Subject: RE: [PATCH net-next] net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)
Date: Wed, 7 Apr 2021 14:34:01 +0000	[thread overview]
Message-ID: <DM5PR2101MB0934D037F5541B0FA449FA34CA759@DM5PR2101MB0934.namprd21.prod.outlook.com> (raw)
In-Reply-To: <20210407131705.4rwttnj3zneolnh3@liuwe-devbox-debian-v2>



> -----Original Message-----
> From: Wei Liu <wei.liu@kernel.org>
> Sent: Wednesday, April 7, 2021 9:17 AM
> To: Dexuan Cui <decui@microsoft.com>
> Cc: davem@davemloft.net; kuba@kernel.org; KY Srinivasan
> <kys@microsoft.com>; Haiyang Zhang <haiyangz@microsoft.com>; Stephen
> Hemminger <sthemmin@microsoft.com>; wei.liu@kernel.org; Wei Liu
> <liuwe@microsoft.com>; netdev@vger.kernel.org; linux-
> kernel@vger.kernel.org; linux-hyperv@vger.kernel.org
> Subject: Re: [PATCH net-next] net: mana: Add a driver for Microsoft Azure
> Network Adapter (MANA)
> 
> On Tue, Apr 06, 2021 at 04:23:21PM -0700, Dexuan Cui wrote:
> [...]
> > +config MICROSOFT_MANA
> > +	tristate "Microsoft Azure Network Adapter (MANA) support"
> > +	default m
> > +	depends on PCI_MSI
> > +	select PCI_HYPERV
> 
> OOI which part of the code requires PCI_HYPERV?
> 
> Asking because I can't immediately find code that looks to be Hyper-V
> specific (searching for vmbus etc). This device looks like any other PCI devices
> to me.

It depends on the VF nic's PCI config space which is presented by the pci_hyperv driver.

Thanks,
- Haiyang

  reply	other threads:[~2021-04-07 14:34 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-06 23:23 [PATCH net-next] net: mana: Add a driver for Microsoft Azure Network Adapter (MANA) Dexuan Cui
2021-04-07  1:07 ` Andrew Lunn
2021-04-07  8:02   ` Dexuan Cui
2021-04-07  8:15     ` Leon Romanovsky
2021-04-07  8:28       ` Dexuan Cui
2021-04-07 12:44         ` Leon Romanovsky
2021-04-07 21:59           ` Dexuan Cui
2021-04-07 22:37             ` Bernd Petrovitsch
2021-04-08  7:30             ` Leon Romanovsky
2021-04-07 12:19     ` Andrew Lunn
2021-04-07  1:30 ` kernel test robot
2021-04-07  8:08   ` Dexuan Cui
2021-04-07 13:02     ` Wei Liu
2021-04-07  1:52 ` kernel test robot
2021-04-07  1:53 ` kernel test robot
2021-04-07  8:10 ` Leon Romanovsky
2021-04-07  8:40   ` Dexuan Cui
2021-04-07 12:51     ` Leon Romanovsky
2021-04-07 14:41       ` Haiyang Zhang
2021-04-07 14:55         ` Leon Romanovsky
2021-04-07 15:05           ` Haiyang Zhang
2021-04-07 17:07             ` Leon Romanovsky
2021-04-07 13:17 ` Wei Liu
2021-04-07 14:34   ` Haiyang Zhang [this message]
2021-04-07 15:00     ` Wei Liu
2021-04-07 15:16       ` Haiyang Zhang

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