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From: Jason Gunthorpe <jgg@mellanox.com>
To: Ralph Campbell <rcampbell@nvidia.com>
Cc: "Christoph Hellwig" <hch@lst.de>,
	"Jérôme Glisse" <jglisse@redhat.com>,
	"Ben Skeggs" <bskeggs@redhat.com>,
	"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: hmm_range_fault related fixes and legacy API removal v2
Date: Tue, 23 Jul 2019 15:20:20 +0000	[thread overview]
Message-ID: <20190723152015.GN15331@mellanox.com> (raw)
In-Reply-To: <7e1f33d4-4d3b-7927-38d1-b98b22ed4d78@nvidia.com>

On Mon, Jul 22, 2019 at 06:11:04PM -0700, Ralph Campbell wrote:
> 
> On 7/22/19 2:44 AM, Christoph Hellwig wrote:
> > Hi Jérôme, Ben and Jason,
> > 
> > below is a series against the hmm tree which fixes up the mmap_sem
> > locking in nouveau and while at it also removes leftover legacy HMM APIs
> > only used by nouveau.
> > 
> > The first 4 patches are a bug fix for nouveau, which I suspect should
> > go into this merge window even if the code is marked as staging, just
> > to avoid people copying the breakage.
> > 
> > Changes since v1:
> >   - don't return the valid state from hmm_range_unregister
> >   - additional nouveau cleanups
> > 
> 
> I ran some OpenCL tests from Jerome with nouveau and this series,
> 5.3.0-rc1, and my two HMM fixes:
> ("mm/hmm: fix ZONE_DEVICE anon page mapping reuse")
> ("mm/hmm: Fix bad subpage pointer in try_to_unmap_one")
> 
> You can add for the series:
> Tested-by: Ralph Campbell <rcampbell@nvidia.com>

Thanks, would you also rebase and resend the patch deleting 
struct hmm_update ?

Jason

  reply	other threads:[~2019-07-23 15:20 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-22  9:44 hmm_range_fault related fixes and legacy API removal v2 Christoph Hellwig
2019-07-22  9:44 ` [PATCH 1/6] mm: always return EBUSY for invalid ranges in hmm_range_{fault,snapshot} Christoph Hellwig
2019-07-22 14:37   ` Souptick Joarder
2019-07-23 14:54     ` Jason Gunthorpe
2019-07-23 16:19       ` Christoph Hellwig
2019-07-23 17:18         ` Jason Gunthorpe
2019-07-22  9:44 ` [PATCH 2/6] mm: move hmm_vma_range_done and hmm_vma_fault to nouveau Christoph Hellwig
2019-07-23 14:55   ` Jason Gunthorpe
2019-07-22  9:44 ` [PATCH 3/6] nouveau: remove the block parameter to nouveau_range_fault Christoph Hellwig
2019-07-23 14:56   ` Jason Gunthorpe
2019-07-23 16:23     ` Christoph Hellwig
2019-07-22  9:44 ` [PATCH 4/6] nouveau: unlock mmap_sem on all errors from nouveau_range_fault Christoph Hellwig
2019-07-23 15:18   ` Jason Gunthorpe
2019-07-23 16:30     ` Christoph Hellwig
2019-07-23 17:17       ` Jason Gunthorpe
2019-07-23 17:23         ` Christoph Hellwig
2019-07-23 17:30           ` Jason Gunthorpe
2019-07-22  9:44 ` [PATCH 5/6] nouveau: return -EBUSY when hmm_range_wait_until_valid fails Christoph Hellwig
2019-07-23 15:18   ` Jason Gunthorpe
2019-07-22  9:44 ` [PATCH 6/6] mm: remove the legacy hmm_pfn_* APIs Christoph Hellwig
2019-07-23  1:11 ` hmm_range_fault related fixes and legacy API removal v2 Ralph Campbell
2019-07-23 15:20   ` Jason Gunthorpe [this message]
2019-07-23 15:27 ` Jason Gunthorpe
2019-07-23 16:32   ` Christoph Hellwig
  -- strict thread matches above, loose matches on Subject: below --
2019-07-03 22:02 Christoph Hellwig
2019-07-04 16:42 ` Jason Gunthorpe
2019-07-08 17:30   ` Ralph Campbell
2019-07-08 17:32     ` Jason Gunthorpe
2019-07-05 12:33 ` Jason Gunthorpe
2019-07-09 14:30   ` Christoph Hellwig
2019-07-09 19:33     ` Jason Gunthorpe

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