From: Christoph Hellwig <hch@lst•de>
To: Max Gurtovoy <maxg@mellanox•com>
Cc: "'gregkh@linuxfoundation•org'" <gregkh@linuxfoundation•org>,
Shlomi Nimrodi <shlomin@mellanox•com>,
Paul Mackerras <paulus@samba•org>,
Frederic Barrat <fbarrat@linux•ibm.com>,
Oren Duer <oren@mellanox•com>, Idan Werpoler <Idanw@mellanox•com>,
"linuxppc-dev@lists•ozlabs.org" <linuxppc-dev@lists•ozlabs.org>,
Christoph Hellwig <hch@lst•de>
Subject: Re: [PATCH 1/3] powerpc/powernv: remove the unused pnv_pci_set_p2p function
Date: Tue, 9 Jul 2019 15:59:35 +0200 [thread overview]
Message-ID: <20190709135935.GA2511@lst.de> (raw)
In-Reply-To: <AM0PR05MB5810FF3B4A45B3CA722489EEB6F10@AM0PR05MB5810.eurprd05.prod.outlook.com>
On Tue, Jul 09, 2019 at 01:49:04PM +0000, Max Gurtovoy wrote:
> Hi Greg/Christoph,
> Can we leave it meanwhile till we'll find a general solution (for the upcoming kernel) ?
> I guess we can somehow generalize the P2P initialization process for PPC and leave it empty for now for other archs.
> Or maybe we can find some other solution (sysfs/configfs/module param), but it will take time since we'll need to work closely with the IBM pci guys that wrote this code.
We do not keep code without in-tree users around, especially not if
we have a better API with in-tree users.
AFAICS the only thing you'll need is to wire up the enable/disable
calls.
next prev parent reply other threads:[~2019-07-09 14:03 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-26 12:49 remove dead powernv code Christoph Hellwig
2019-04-26 12:49 ` [PATCH 1/3] powerpc/powernv: remove the unused pnv_pci_set_p2p function Christoph Hellwig
2019-05-06 8:46 ` Frederic Barrat
2019-05-06 9:02 ` Christoph Hellwig
2019-05-23 7:52 ` Christoph Hellwig
2019-07-09 13:49 ` Max Gurtovoy
2019-07-09 13:59 ` Christoph Hellwig [this message]
2019-07-09 14:31 ` Max Gurtovoy
2019-07-09 14:32 ` Christoph Hellwig
2019-07-09 14:37 ` Max Gurtovoy
2019-07-09 14:40 ` Christoph Hellwig
2019-07-09 15:06 ` Max Gurtovoy
2019-07-09 15:08 ` Christoph Hellwig
2019-07-09 20:02 ` 'gregkh@linuxfoundation•org'
2019-04-26 12:49 ` [PATCH 2/3] powerpc/powernv: remove pnv_pci_{enable,disable}_tunnel Christoph Hellwig
2019-04-26 12:49 ` [PATCH 3/3] powerpc/powernv: remove dead NPU DMA code Christoph Hellwig
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