linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Jason Gunthorpe <jgg@mellanox.com>
To: Matthew Wilcox <willy@infradead.org>
Cc: lsf-pc@lists.linux-foundation.org, linux-mm@kvack.org,
	linux-pci@vger.kernel.org, linux-rdma@vger.kernel.org,
	"Christian König" <christian.koenig@amd.com>,
	"Daniel Vetter" <daniel.vetter@ffwll.ch>,
	"Logan Gunthorpe" <logang@deltatee.com>,
	"Stephen Bates" <sbates@raithlin.com>,
	"Jérôme Glisse" <jglisse@redhat.com>,
	"Ira Weiny" <ira.weiny@intel.com>,
	"Christoph Hellwig" <hch@lst.de>,
	"John Hubbard" <jhubbard@nvidia.com>,
	"Ralph Campbell" <rcampbell@nvidia.com>,
	"Dan Williams" <dan.j.williams@intel.com>,
	"Don Dutile" <ddutile@redhat.com>,
	"Thomas Hellström (VMware)" <thomas_os@shipmail.org>,
	"Joao Martins" <joao.m.martins@oracle.com>
Subject: Re: [LSF/MM TOPIC] get_user_pages() for PCI BAR Memory
Date: Fri, 7 Feb 2020 16:13:51 -0400	[thread overview]
Message-ID: <20200207201351.GN23346@mellanox.com> (raw)
In-Reply-To: <20200207194620.GG8731@bombadil.infradead.org>

On Fri, Feb 07, 2020 at 11:46:20AM -0800, Matthew Wilcox wrote:
> > 
> >  Christian König <christian.koenig@amd.com>
> >  Daniel Vetter <daniel.vetter@ffwll.ch>
> >  Logan Gunthorpe <logang@deltatee.com>
> >  Stephen Bates <sbates@raithlin.com>
> >  Jérôme Glisse <jglisse@redhat.com>
> >  Ira Weiny <iweiny@intel.com>
> >  Christoph Hellwig <hch@lst.de>
> >  John Hubbard <jhubbard@nvidia.com>
> >  Ralph Campbell <rcampbell@nvidia.com>
> >  Dan Williams <dan.j.williams@intel.com>
> >  Don Dutile <ddutile@redhat.com>
> 
> That's a long list, and you're missing 
> 
> "Thomas Hellström (VMware)" <thomas_os@shipmail.org>
> Joao Martins <joao.m.martins@oracle.com>

Great, thanks, I'm not really aware of what the related work is
though?

> both of whom have been working on related projects (for PFNs without pages).
> Hey, you missed me too!  ;-)

Ah I was not daring to propose a discussion on 'PFNs without pages'
again :)

The early exploratory work here has been creating ZONE_DEVICE pages as
is already done for P2P and now moving to also mmap them to userspace.

Jason


  reply	other threads:[~2020-02-07 20:14 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-07 18:24 [LSF/MM TOPIC] get_user_pages() for PCI BAR Memory Jason Gunthorpe
2020-02-07 19:46 ` Matthew Wilcox
2020-02-07 20:13   ` Jason Gunthorpe [this message]
2020-02-07 20:42     ` Matthew Wilcox
2020-02-14 10:35       ` Michal Hocko
2020-02-08 13:10 ` Christian König
2020-02-08 13:54   ` Jason Gunthorpe
2020-02-08 16:38     ` Christian König
2020-02-08 17:43       ` Jason Gunthorpe
2020-02-10 18:39         ` Logan Gunthorpe

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200207201351.GN23346@mellanox.com \
    --to=jgg@mellanox.com \
    --cc=christian.koenig@amd.com \
    --cc=dan.j.williams@intel.com \
    --cc=daniel.vetter@ffwll.ch \
    --cc=ddutile@redhat.com \
    --cc=hch@lst.de \
    --cc=ira.weiny@intel.com \
    --cc=jglisse@redhat.com \
    --cc=jhubbard@nvidia.com \
    --cc=joao.m.martins@oracle.com \
    --cc=linux-mm@kvack.org \
    --cc=linux-pci@vger.kernel.org \
    --cc=linux-rdma@vger.kernel.org \
    --cc=logang@deltatee.com \
    --cc=lsf-pc@lists.linux-foundation.org \
    --cc=rcampbell@nvidia.com \
    --cc=sbates@raithlin.com \
    --cc=thomas_os@shipmail.org \
    --cc=willy@infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).