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From: Jason Gunthorpe <jgg-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
To: Dan Williams <dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: "linux-nvdimm-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org"
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	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
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	<linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org>,
	Ben Skeggs <bskeggs-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
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	<linux-pci-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
Subject: Re: [PATCH 16/25] device-dax: use the dev_pagemap internal refcount
Date: Fri, 28 Jun 2019 17:02:25 +0000
Message-ID: <20190628170219.GA3608@mellanox.com> (raw)
In-Reply-To: <CAPcyv4joSiFMeYq=D08C-QZSkHz0kRpvRfseNQWrN34Rrm+S7g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

On Fri, Jun 28, 2019 at 09:27:44AM -0700, Dan Williams wrote:
> On Fri, Jun 28, 2019 at 8:39 AM Jason Gunthorpe <jgg@mellanox.com> wrote:
> >
> > On Wed, Jun 26, 2019 at 02:27:15PM +0200, Christoph Hellwig wrote:
> > > The functionality is identical to the one currently open coded in
> > > device-dax.
> > >
> > > Signed-off-by: Christoph Hellwig <hch@lst.de>
> > > Reviewed-by: Ira Weiny <ira.weiny@intel.com>
> > >  drivers/dax/dax-private.h |  4 ----
> > >  drivers/dax/device.c      | 43 ---------------------------------------
> > >  2 files changed, 47 deletions(-)
> >
> > DanW: I think this series has reached enough review, did you want
> > to ack/test any further?
> >
> > This needs to land in hmm.git soon to make the merge window.
> 
> I was awaiting a decision about resolving the collision with Ira's
> patch before testing the final result again [1]. You can go ahead and
> add my reviewed-by for the series, but my tested-by should be on the
> final state of the series.

The conflict looks OK to me, I think we can let Andrew and Linus
resolve it.

Thanks,
Jason
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  parent reply index

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-26 12:26 dev_pagemap related cleanups v3 Christoph Hellwig
2019-06-26 12:27 ` [PATCH 01/25] mm: remove the unused ARCH_HAS_HMM_DEVICE Kconfig option Christoph Hellwig
2019-06-26 12:27 ` [PATCH 03/25] mm: remove hmm_devmem_add_resource Christoph Hellwig
2019-06-27 16:18   ` Jason Gunthorpe
     [not found]     ` <20190627161813.GB9499-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2019-06-27 16:54       ` Christoph Hellwig
2019-06-26 12:27 ` [PATCH 09/25] memremap: move dev_pagemap callbacks into a separate structure Christoph Hellwig
     [not found] ` <20190626122724.13313-1-hch-jcswGhMUV9g@public.gmane.org>
2019-06-26 12:27   ` [PATCH 02/25] mm: remove the struct hmm_device infrastructure Christoph Hellwig
2019-06-26 12:27   ` [PATCH 04/25] mm: remove MEMORY_DEVICE_PUBLIC support Christoph Hellwig
2019-06-26 16:00     ` Dan Williams
     [not found]       ` <CAPcyv4gTOf+EWzSGrFrh2GrTZt5HVR=e+xicUKEpiy57px8J+w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-06-26 17:14         ` Ira Weiny
     [not found]           ` <20190626171445.GA4605-J5EW/p2F9lUlb2qzJQmr9q2pdiUAq4bhAL8bYrjMMd8@public.gmane.org>
2019-06-26 18:49             ` Ira Weiny
2019-06-26 12:27   ` [PATCH 05/25] mm: don't clear ->mapping in hmm_devmem_free Christoph Hellwig
2019-06-26 12:27   ` [PATCH 06/25] mm: export alloc_pages_vma Christoph Hellwig
2019-06-26 12:36     ` Michal Hocko
2019-06-26 12:27   ` [PATCH 07/25] mm: factor out a devm_request_free_mem_region helper Christoph Hellwig
2019-06-26 12:27   ` [PATCH 08/25] memremap: validate the pagemap type passed to devm_memremap_pages Christoph Hellwig
     [not found]     ` <20190626122724.13313-9-hch-jcswGhMUV9g@public.gmane.org>
2019-06-26 18:01       ` Ira Weiny
2019-06-26 12:27   ` [PATCH 10/25] memremap: pass a struct dev_pagemap to ->kill and ->cleanup Christoph Hellwig
2019-06-26 12:27   ` [PATCH 11/25] memremap: lift the devmap_enable manipulation into devm_memremap_pages Christoph Hellwig
     [not found]     ` <20190626122724.13313-12-hch-jcswGhMUV9g@public.gmane.org>
2019-06-26 19:04       ` Ira Weiny
2019-06-27  8:50         ` Christoph Hellwig
2019-06-26 12:27   ` [PATCH 12/25] memremap: add a migrate_to_ram method to struct dev_pagemap_ops Christoph Hellwig
     [not found]     ` <20190626122724.13313-13-hch-jcswGhMUV9g@public.gmane.org>
2019-06-27 16:29       ` Jason Gunthorpe
     [not found]         ` <20190627162439.GD9499-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2019-06-27 16:53           ` Christoph Hellwig
2019-06-26 12:27   ` [PATCH 13/25] memremap: remove the data field in struct dev_pagemap Christoph Hellwig
2019-06-26 12:27   ` [PATCH 14/25] memremap: replace the altmap_valid field with a PGMAP_ALTMAP_VALID flag Christoph Hellwig
2019-06-26 21:13     ` Ira Weiny
2019-06-26 12:27   ` [PATCH 15/25] memremap: provide an optional internal refcount in struct dev_pagemap Christoph Hellwig
2019-06-26 21:47     ` Ira Weiny
     [not found]       ` <20190626214750.GC8399-J5EW/p2F9lUlb2qzJQmr9q2pdiUAq4bhAL8bYrjMMd8@public.gmane.org>
2019-06-27  8:51         ` Christoph Hellwig
2019-06-26 12:27   ` [PATCH 16/25] device-dax: use the dev_pagemap internal refcount Christoph Hellwig
     [not found]     ` <20190626122724.13313-17-hch-jcswGhMUV9g@public.gmane.org>
2019-06-26 21:48       ` Ira Weiny
2019-06-28 15:38     ` Jason Gunthorpe
2019-06-28 16:27       ` Dan Williams
     [not found]         ` <CAPcyv4joSiFMeYq=D08C-QZSkHz0kRpvRfseNQWrN34Rrm+S7g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-06-28 17:02           ` Jason Gunthorpe [this message]
2019-06-28 17:08             ` Dan Williams
     [not found]               ` <CAPcyv4ja9DVL2zuxuSup8x3VOT_dKAOS8uBQweE9R81vnYRNWg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-06-28 17:10                 ` Dan Williams
     [not found]                   ` <CAPcyv4iWTe=vOXUqkr_CguFrFRqgA7hJSt4J0B3RpuP-Okz0Vw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-06-28 18:29                     ` Jason Gunthorpe
2019-06-28 18:44                       ` Dan Williams
2019-06-28 18:51                         ` Christoph Hellwig
2019-06-28 18:59                           ` Dan Williams
2019-06-28 19:02                             ` Christoph Hellwig
     [not found]                               ` <20190628190207.GA9317-jcswGhMUV9g@public.gmane.org>
2019-06-28 19:14                                 ` Dan Williams
2019-07-02 22:35                                   ` Andrew Morton
2019-06-26 12:27   ` [PATCH 17/25] PCI/P2PDMA: " Christoph Hellwig
     [not found]     ` <20190626122724.13313-18-hch-jcswGhMUV9g@public.gmane.org>
2019-06-26 21:49       ` Ira Weiny
2019-06-27 18:49     ` Logan Gunthorpe
2019-06-26 12:27   ` [PATCH 18/25] nouveau: use alloc_page_vma directly Christoph Hellwig
2019-06-26 12:27   ` [PATCH 19/25] nouveau: use devm_memremap_pages directly Christoph Hellwig
2019-06-26 12:27   ` [PATCH 20/25] mm: remove hmm_vma_alloc_locked_page Christoph Hellwig
2019-06-27 16:26     ` Jason Gunthorpe
2019-06-26 12:27   ` [PATCH 22/25] mm: simplify ZONE_DEVICE page private data Christoph Hellwig
2019-06-26 12:27   ` [PATCH 23/25] mm: sort out the DEVICE_PRIVATE Kconfig mess Christoph Hellwig
2019-06-26 21:36     ` Ira Weiny
2019-06-26 12:27   ` [PATCH 24/25] mm: remove the HMM config option Christoph Hellwig
     [not found]     ` <20190626122724.13313-25-hch-jcswGhMUV9g@public.gmane.org>
2019-06-26 21:38       ` Ira Weiny
2019-06-27 16:29     ` Jason Gunthorpe
2019-06-26 12:27   ` [PATCH 25/25] mm: don't select MIGRATE_VMA_HELPER from HMM_MIRROR Christoph Hellwig
2019-06-26 12:27 ` [PATCH 21/25] mm: remove hmm_devmem_add Christoph Hellwig

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