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From: Matthew Wilcox <willy@infradead.org>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: "Dan Williams" <dan.j.williams@intel.com>,
	"Alex Sierra" <alex.sierra@amd.com>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Kuehling, Felix" <Felix.Kuehling@amd.com>,
	"Linux MM" <linux-mm@kvack.org>,
	"Ralph Campbell" <rcampbell@nvidia.com>,
	linux-ext4 <linux-ext4@vger.kernel.org>,
	linux-xfs <linux-xfs@vger.kernel.org>,
	"amd-gfx list" <amd-gfx@lists.freedesktop.org>,
	"Maling list - DRI developers" <dri-devel@lists.freedesktop.org>,
	"Christoph Hellwig" <hch@lst.de>,
	"Jérôme Glisse" <jglisse@redhat.com>,
	"Alistair Popple" <apopple@nvidia.com>,
	"Vishal Verma" <vishal.l.verma@intel.com>,
	"Dave Jiang" <dave.jiang@intel.com>,
	"Linux NVDIMM" <nvdimm@lists.linux.dev>
Subject: Re: [PATCH v1 2/2] mm: remove extra ZONE_DEVICE struct page refcount
Date: Sat, 16 Oct 2021 17:39:15 +0100	[thread overview]
Message-ID: <YWsAM3isdPSv2S3E@casper.infradead.org> (raw)
In-Reply-To: <20211016154450.GJ2744544@nvidia.com>

On Sat, Oct 16, 2021 at 12:44:50PM -0300, Jason Gunthorpe wrote:
> Assuming changing FSDAX is hard.. How would DAX people feel about just
> deleting the PUD/PMD support until it can be done with compound pages?

I think there are customers who would find that an unacceptable answer :-)


  reply	other threads:[~2021-10-16 16:40 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-14 15:39 [PATCH v1 0/2] mm: remove extra ZONE_DEVICE struct page refcount Alex Sierra
2021-10-14 15:39 ` [PATCH v1 1/2] ext4/xfs: add page refcount helper Alex Sierra
2021-10-14 16:25   ` Jason Gunthorpe
2021-10-14 16:40   ` Matthew Wilcox
2021-10-14 15:39 ` [PATCH v1 2/2] mm: remove extra ZONE_DEVICE struct page refcount Alex Sierra
2021-10-14 16:52   ` Matthew Wilcox
2021-10-14 17:06   ` Jason Gunthorpe
2021-10-14 17:35     ` Ralph Campbell
2021-10-14 18:01       ` Jason Gunthorpe
2021-10-14 20:57         ` Ralph Campbell
2021-10-15  3:45           ` Sierra Guiza, Alejandro (Alex)
2021-10-15 11:06             ` Jason Gunthorpe
2021-10-14 18:43     ` Matthew Wilcox
2021-10-14 19:01       ` Dan Williams
2021-10-14 23:06         ` Jason Gunthorpe
2021-10-15  1:37           ` Dan Williams
2021-10-16 15:44             ` Jason Gunthorpe
2021-10-16 16:39               ` Matthew Wilcox [this message]
2021-10-17 18:20                 ` Dan Williams
2021-10-17 18:35               ` Dan Williams
2021-10-18 18:25                 ` Jason Gunthorpe
2021-10-18 19:37                   ` Dan Williams
2021-10-18 23:06                     ` Jason Gunthorpe
2021-10-19 15:13                       ` Joao Martins
2021-10-19 16:01                         ` Jason Gunthorpe
2021-10-19 19:21                           ` Dan Williams
2021-10-20 17:06                             ` Joao Martins
2021-10-20 17:12                               ` Dan Williams
2021-10-20 18:51                                 ` Joao Martins
2021-11-15 19:33 [PATCH v1 0/2] Remove extra ZONE_DEVICE " Alex Sierra
2021-11-15 19:33 ` [PATCH v1 2/2] mm: remove extra ZONE_DEVICE struct " Alex Sierra

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