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From: Jason Gunthorpe <jgg@mellanox.com>
To: Christoph Hellwig <hch@lst.de>
Cc: "Jérôme Glisse" <jglisse@redhat.com>,
	"Ben Skeggs" <bskeggs@redhat.com>,
	"Ralph Campbell" <rcampbell@nvidia.com>,
	"Bharata B Rao" <bharata@linux.ibm.com>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"nouveau@lists.freedesktop.org" <nouveau@lists.freedesktop.org>,
	"dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: turn the hmm migrate_vma upside down
Date: Tue, 30 Jul 2019 12:32:24 +0000	[thread overview]
Message-ID: <20190730123218.GA24038@mellanox.com> (raw)
In-Reply-To: <20190729142843.22320-1-hch@lst.de>

On Mon, Jul 29, 2019 at 05:28:34PM +0300, Christoph Hellwig wrote:
> Hi Jérôme, Ben and Jason,
> 
> below is a series against the hmm tree which starts revamping the
> migrate_vma functionality.  The prime idea is to export three slightly
> lower level functions and thus avoid the need for migrate_vma_ops
> callbacks.

I don't feel I can contribute a worthwhile review for this part of the
code right now.

Does this only impact hmm users, or does migrate.c have a broader
usage?

Who do we need on review to progress on this?

Thanks,
Jason

  parent reply	other threads:[~2019-07-30 12:32 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-29 14:28 turn the hmm migrate_vma upside down Christoph Hellwig
2019-07-29 14:28 ` [PATCH 1/9] mm: turn " Christoph Hellwig
2019-07-29 23:12   ` Ralph Campbell
2019-07-29 23:43   ` Jerome Glisse
2019-07-31  1:46   ` Ralph Campbell
2019-08-01  7:42     ` Christoph Hellwig
2019-07-29 14:28 ` [PATCH 2/9] nouveau: reset dma_nr in nouveau_dmem_migrate_alloc_and_copy Christoph Hellwig
2019-07-29 23:18   ` Ralph Campbell
2019-07-29 14:28 ` [PATCH 3/9] nouveau: factor out device memory address calculation Christoph Hellwig
2019-07-29 23:21   ` Ralph Campbell
2019-07-29 14:28 ` [PATCH 4/9] nouveau: factor out dmem fence completion Christoph Hellwig
2019-07-29 23:23   ` Ralph Campbell
2019-07-29 14:28 ` [PATCH 5/9] nouveau: simplify nouveau_dmem_migrate_to_ram Christoph Hellwig
2019-07-29 23:26   ` Ralph Campbell
2019-07-31  9:57   ` Bharata B Rao
2019-08-01  7:46     ` Christoph Hellwig
2019-07-29 14:28 ` [PATCH 6/9] nouveau: simplify nouveau_dmem_migrate_vma Christoph Hellwig
2019-07-29 23:27   ` Ralph Campbell
2019-07-29 14:28 ` [PATCH 7/9] mm: remove the unused MIGRATE_PFN_ERROR flag Christoph Hellwig
2019-07-29 23:29   ` Ralph Campbell
2019-07-29 14:28 ` [PATCH 8/9] mm: remove the unused MIGRATE_PFN_DEVICE flag Christoph Hellwig
2019-07-29 23:31   ` Ralph Campbell
2019-07-29 14:28 ` [PATCH 9/9] mm: remove the MIGRATE_PFN_WRITE flag Christoph Hellwig
2019-07-29 23:30   ` Jerome Glisse
2019-07-30  5:46     ` Christoph Hellwig
2019-07-30 15:51       ` Jerome Glisse
2019-07-29 23:42   ` Ralph Campbell
2019-07-29 23:46     ` Jerome Glisse
2019-07-30 12:32 ` Jason Gunthorpe [this message]
2019-07-30 13:09   ` turn the hmm migrate_vma upside down Christoph Hellwig

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