From: Jerome Glisse <jglisse@redhat.com>
To: John Hubbard <jhubbard@nvidia.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
"Andrew Morton" <akpm@linux-foundation.org>,
"Felix Kuehling" <Felix.Kuehling@amd.com>,
"Christian König" <christian.koenig@amd.com>,
"Ralph Campbell" <rcampbell@nvidia.com>,
"Jason Gunthorpe" <jgg@mellanox.com>,
"Dan Williams" <dan.j.williams@intel.com>
Subject: Re: [PATCH 00/10] HMM updates for 5.1
Date: Wed, 20 Feb 2019 18:36:23 -0500 [thread overview]
Message-ID: <20190220233623.GC11325@redhat.com> (raw)
In-Reply-To: <0dbf7e99-7db4-4d8b-ecca-60893c83a2a9@nvidia.com>
On Wed, Feb 20, 2019 at 03:17:58PM -0800, John Hubbard wrote:
> On 1/29/19 8:54 AM, jglisse@redhat.com wrote:
> > From: Jérôme Glisse <jglisse@redhat.com>
> >
> > This patchset improves the HMM driver API and add support for hugetlbfs
> > and DAX mirroring. The improvement motivation was to make the ODP to HMM
> > conversion easier [1]. Because we have nouveau bits schedule for 5.1 and
> > to avoid any multi-tree synchronization this patchset adds few lines of
> > inline function that wrap the existing HMM driver API to the improved
> > API. The nouveau driver was tested before and after this patchset and it
> > builds and works on both case so there is no merging issue [2]. The
> > nouveau bit are queue up for 5.1 so this is why i added those inline.
> >
> > If this get merge in 5.1 the plans is to merge the HMM to ODP in 5.2 or
> > 5.3 if testing shows any issues (so far no issues has been found with
> > limited testing but Mellanox will be running heavier testing for longer
> > time).
> >
> > To avoid spamming mm i would like to not cc mm on ODP or nouveau patches,
> > however if people prefer to see those on mm mailing list then i can keep
> > it cced.
> >
> > This is also what i intend to use as a base for AMD and Intel patches
> > (v2 with more thing of some rfc which were already posted in the past).
> >
>
> Hi Jerome,
>
> Although Ralph has been testing and looking at this patchset, I just now
> noticed that there hasn't been much public review of it, so I'm doing
> a bit of that now. I don't think it's *quite* too late, because we're
> still not at the 5.1 merge window...sorry for taking so long to get to
> this.
>
> Ralph, you might want to add ACKs or Tested-by's to some of these
> patches (or even Reviewed-by, if you went that deep, which I suspect you
> did in some cases), according to what you feel comfortable with?
More eyes are always welcome, i tested with nouveau and with infinibanb
mlx5. It seemed to work properly in my testing but i might have miss-
something.
Cheers,
Jérôme
next prev parent reply other threads:[~2019-02-20 23:36 UTC|newest]
Thread overview: 98+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-29 16:54 [PATCH 00/10] HMM updates for 5.1 jglisse
2019-01-29 16:54 ` [PATCH 01/10] mm/hmm: use reference counting for HMM struct jglisse
2019-02-20 23:47 ` John Hubbard
2019-02-20 23:59 ` Jerome Glisse
2019-02-21 0:06 ` John Hubbard
2019-02-21 0:15 ` Jerome Glisse
2019-02-21 0:32 ` John Hubbard
2019-02-21 0:37 ` Jerome Glisse
2019-02-21 0:42 ` John Hubbard
2019-01-29 16:54 ` [PATCH 02/10] mm/hmm: do not erase snapshot when a range is invalidated jglisse
2019-02-20 23:58 ` John Hubbard
2019-01-29 16:54 ` [PATCH 03/10] mm/hmm: improve and rename hmm_vma_get_pfns() to hmm_range_snapshot() jglisse
2019-02-21 0:25 ` John Hubbard
2019-02-21 0:28 ` Jerome Glisse
2019-01-29 16:54 ` [PATCH 04/10] mm/hmm: improve and rename hmm_vma_fault() to hmm_range_fault() jglisse
2019-01-29 16:54 ` [PATCH 05/10] mm/hmm: improve driver API to work and wait over a range jglisse
2019-01-29 16:54 ` [PATCH 06/10] mm/hmm: add default fault flags to avoid the need to pre-fill pfns arrays jglisse
2019-01-29 16:54 ` [PATCH 07/10] mm/hmm: add an helper function that fault pages and map them to a device jglisse
2019-03-18 20:21 ` Dan Williams
2019-03-18 20:41 ` Jerome Glisse
2019-03-18 21:30 ` Dan Williams
2019-03-18 22:15 ` Jerome Glisse
2019-03-19 3:29 ` Dan Williams
2019-03-19 13:30 ` Jerome Glisse
2019-03-19 8:44 ` Ira Weiny
2019-03-19 17:10 ` Jerome Glisse
2019-03-19 14:10 ` Ira Weiny
2019-01-29 16:54 ` [PATCH 08/10] mm/hmm: support hugetlbfs (snap shoting, faulting and DMA mapping) jglisse
2019-01-29 16:54 ` [PATCH 09/10] mm/hmm: allow to mirror vma of a file on a DAX backed filesystem jglisse
2019-01-29 18:41 ` Dan Williams
2019-01-29 19:31 ` Jerome Glisse
2019-01-29 20:51 ` Dan Williams
2019-01-29 21:21 ` Jerome Glisse
2019-01-30 2:32 ` Dan Williams
2019-01-30 3:03 ` Jerome Glisse
2019-01-30 17:25 ` Dan Williams
2019-01-30 18:36 ` Jerome Glisse
2019-01-31 3:28 ` Dan Williams
2019-01-31 4:16 ` Jerome Glisse
2019-01-31 5:44 ` Dan Williams
2019-03-05 22:16 ` Andrew Morton
2019-03-06 4:20 ` Dan Williams
2019-03-06 15:51 ` Jerome Glisse
2019-03-06 15:57 ` Dan Williams
2019-03-06 16:03 ` Jerome Glisse
2019-03-06 16:06 ` Dan Williams
2019-03-07 17:46 ` Andrew Morton
2019-03-07 18:56 ` Jerome Glisse
2019-03-12 3:13 ` Dan Williams
2019-03-12 15:25 ` Jerome Glisse
2019-03-12 16:06 ` Dan Williams
2019-03-12 19:06 ` Jerome Glisse
2019-03-12 19:30 ` Dan Williams
2019-03-12 20:34 ` Dave Chinner
2019-03-13 1:06 ` Dan Williams
2019-03-12 21:52 ` Andrew Morton
2019-03-13 0:10 ` Jerome Glisse
2019-03-13 0:46 ` Dan Williams
2019-03-13 1:00 ` Jerome Glisse
2019-03-13 16:06 ` Andrew Morton
2019-03-13 18:39 ` Jerome Glisse
2019-03-06 15:49 ` Jerome Glisse
2019-03-06 22:18 ` Andrew Morton
2019-03-07 0:36 ` Jerome Glisse
2019-01-29 16:54 ` [PATCH 10/10] mm/hmm: add helpers for driver to safely take the mmap_sem jglisse
2019-02-20 21:59 ` John Hubbard
2019-02-20 22:19 ` Jerome Glisse
2019-02-20 22:40 ` John Hubbard
2019-02-20 23:09 ` Jerome Glisse
2019-02-20 23:17 ` [PATCH 00/10] HMM updates for 5.1 John Hubbard
2019-02-20 23:36 ` Jerome Glisse [this message]
2019-02-22 23:31 ` Ralph Campbell
2019-03-13 1:27 ` Jerome Glisse
2019-03-13 16:10 ` Andrew Morton
2019-03-13 18:01 ` Jason Gunthorpe
2019-03-13 18:33 ` Jerome Glisse
2019-03-18 17:00 ` Kuehling, Felix
2019-03-18 17:04 ` Jerome Glisse
2019-03-18 18:30 ` Dan Williams
2019-03-18 18:54 ` Jerome Glisse
2019-03-18 19:18 ` Dan Williams
2019-03-18 19:28 ` Jerome Glisse
2019-03-18 19:36 ` Dan Williams
2019-03-19 16:40 ` Andrew Morton
2019-03-19 16:58 ` Jerome Glisse
2019-03-19 17:12 ` Andrew Morton
2019-03-19 17:18 ` Jerome Glisse
2019-03-19 17:33 ` Dan Williams
2019-03-19 17:45 ` Jerome Glisse
2019-03-19 18:42 ` Dan Williams
2019-03-19 19:05 ` Jerome Glisse
2019-03-19 19:13 ` Dan Williams
2019-03-19 14:18 ` Ira Weiny
2019-03-19 22:24 ` Jerome Glisse
2019-03-19 19:18 ` Jerome Glisse
2019-03-19 20:25 ` Jerome Glisse
2019-03-19 21:51 ` Stephen Rothwell
2019-03-19 18:51 ` Deucher, Alexander
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