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From: Ralph Campbell <rcampbell@nvidia.com>
To: "Christoph Hellwig" <hch@lst.de>,
	"Jérôme Glisse" <jglisse@redhat.com>,
	"Jason Gunthorpe" <jgg@mellanox.com>,
	"Ben Skeggs" <bskeggs@redhat.com>
Cc: Bharata B Rao <bharata@linux.ibm.com>,
	Andrew Morton <akpm@linux-foundation.org>, <linux-mm@kvack.org>,
	<nouveau@lists.freedesktop.org>,
	<dri-devel@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>
Subject: Re: turn hmm migrate_vma upside down v3
Date: Wed, 14 Aug 2019 17:09:54 -0700
Message-ID: <8e3b17ef-0b9e-6866-128f-403c8ba3a322@nvidia.com> (raw)
In-Reply-To: <20190814075928.23766-1-hch@lst.de>


On 8/14/19 12:59 AM, 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.
> 
> Diffstat:
> 
>      7 files changed, 282 insertions(+), 614 deletions(-)
> 
> A git tree is also available at:
> 
>      git://git.infradead.org/users/hch/misc.git migrate_vma-cleanup.3
> 
> Gitweb:
> 
>      http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/migrate_vma-cleanup.3
> 
> 
> Changes since v2:
>   - don't unmap pages when returning 0 from nouveau_dmem_migrate_to_ram
>   - minor style fixes
>   - add a new patch to remove CONFIG_MIGRATE_VMA_HELPER
> 
> Changes since v1:
>   - fix a few whitespace issues
>   - drop the patch to remove MIGRATE_PFN_WRITE for now
>   - various spelling fixes
>   - clear cpages and npages in migrate_vma_setup
>   - fix the nouveau_dmem_fault_copy_one return value
>   - minor improvements to some nouveau internal calling conventions
> 

Some of the patches seem to have been mangled in the mail.
I was able to edit them and apply to Jason's tree
https://github.com/jgunthorpe/linux.git mmu_notifier branch.
So for the series you can add:

Tested-by: Ralph Campbell <rcampbell@nvidia.com>


  parent reply index

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-14  7:59 Christoph Hellwig
2019-08-14  7:59 ` [PATCH 01/10] mm: turn migrate_vma upside down Christoph Hellwig
2019-08-16 17:11   ` Jason Gunthorpe
2019-08-17 11:31     ` Christoph Hellwig
2019-08-17 12:50       ` Jason Gunthorpe
2019-08-14  7:59 ` [PATCH 02/10] nouveau: reset dma_nr in nouveau_dmem_migrate_alloc_and_copy Christoph Hellwig
2019-08-14  7:59 ` [PATCH 03/10] nouveau: factor out device memory address calculation Christoph Hellwig
2019-08-14  7:59 ` [PATCH 04/10] nouveau: factor out dmem fence completion Christoph Hellwig
2019-08-14  7:59 ` [PATCH 05/10] nouveau: remove a few function stubs Christoph Hellwig
2019-08-14  7:59 ` [PATCH 06/10] nouveau: simplify nouveau_dmem_migrate_to_ram Christoph Hellwig
2019-08-14  7:59 ` [PATCH 07/10] nouveau: simplify nouveau_dmem_migrate_vma Christoph Hellwig
2019-08-14  7:59 ` [PATCH 08/10] mm: remove the unused MIGRATE_PFN_ERROR flag Christoph Hellwig
2019-08-14  7:59 ` [PATCH 09/10] mm: remove the unused MIGRATE_PFN_DEVICE flag Christoph Hellwig
2019-08-16 15:23   ` Jason Gunthorpe
2019-08-14  7:59 ` [PATCH 10/10] mm: remove CONFIG_MIGRATE_VMA_HELPER Christoph Hellwig
2019-08-16 15:21   ` Jason Gunthorpe
2019-08-15  0:09 ` Ralph Campbell [this message]
2019-08-15 13:28   ` turn hmm migrate_vma upside down v3 Christoph Hellwig
2019-08-16  6:51 ` Christoph Hellwig
2019-08-16 11:45   ` Jason Gunthorpe
2019-08-16 17:23   ` Jason Gunthorpe
2019-08-16 17:12 ` Jason Gunthorpe

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