From: Jason Gunthorpe <jgg@ziepe.ca>
To: David Hildenbrand <david@redhat.com>
Cc: Peter Xu <peterx@redhat.com>,
Pantelis Antoniou <p.antoniou@partner.samsung.com>,
Andrew Morton <akpm@linux-foundation.org>,
mm-commits@vger.kernel.org, wade.farnsworth@siemens.com,
jhubbard@nvidia.com, c.briere@samsung.com, artem.k@samsung.com,
David Howells <dhowells@redhat.com>
Subject: Re: + fix-zero-copy-i-o-on-__get_user_pages-allocated-pages.patch added to mm-hotfixes-unstable branch
Date: Thu, 8 May 2025 16:06:14 -0300 [thread overview]
Message-ID: <20250508190614.GA144496@ziepe.ca> (raw)
In-Reply-To: <8d66d995-f69e-4ac8-b10c-13a98ec9e848@redhat.com>
On Thu, May 08, 2025 at 09:04:11PM +0200, David Hildenbrand wrote:
> > + /* Did we find a special page under VM_PFNMAP? */
> > + if (pfn_valid(args.pfn) && pin_user_page(pfn_to_page(args.pfn)))
> > + res = 1;
> >
>
> It's doing the same wrong thing at a different place.
+1 this is a DRM problem, it must be fixed in DRM drivers.
Jason
next prev parent reply other threads:[~2025-05-08 19:06 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-07 21:55 + fix-zero-copy-i-o-on-__get_user_pages-allocated-pages.patch added to mm-hotfixes-unstable branch Andrew Morton
2025-05-08 14:16 ` Peter Xu
2025-05-08 14:36 ` Pantelis Antoniou
2025-05-08 15:08 ` Peter Xu
2025-05-08 15:10 ` David Hildenbrand
2025-05-08 15:27 ` Pantelis Antoniou
2025-05-08 15:40 ` David Hildenbrand
2025-05-08 15:48 ` Pantelis Antoniou
2025-05-08 16:25 ` Pantelis Antoniou
2025-05-08 17:35 ` Jason Gunthorpe
2025-05-08 17:47 ` Pantelis Antoniou
2025-05-08 18:01 ` Jason Gunthorpe
2025-05-08 18:02 ` David Hildenbrand
2025-05-08 18:11 ` Pantelis Antoniou
2025-05-08 18:26 ` David Hildenbrand
2025-05-08 18:47 ` Peter Xu
2025-05-08 19:04 ` David Hildenbrand
2025-05-08 19:06 ` Jason Gunthorpe [this message]
2025-05-08 19:08 ` Peter Xu
2025-05-08 19:12 ` Jason Gunthorpe
2025-05-08 19:16 ` David Hildenbrand
2025-05-08 19:39 ` Peter Xu
2025-05-08 19:14 ` David Hildenbrand
2025-05-08 19:19 ` Jason Gunthorpe
2025-05-08 19:34 ` David Hildenbrand
2025-05-09 16:30 ` Pantelis Antoniou
2025-05-09 17:11 ` John Hubbard
2025-05-09 17:33 ` Jason Gunthorpe
2025-05-09 17:50 ` Pantelis Antoniou
2025-05-09 18:39 ` Jason Gunthorpe
2025-05-08 19:11 ` Jason Gunthorpe
2025-05-08 15:17 ` Pantelis Antoniou
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=20250508190614.GA144496@ziepe.ca \
--to=jgg@ziepe.ca \
--cc=akpm@linux-foundation.org \
--cc=artem.k@samsung.com \
--cc=c.briere@samsung.com \
--cc=david@redhat.com \
--cc=dhowells@redhat.com \
--cc=jhubbard@nvidia.com \
--cc=mm-commits@vger.kernel.org \
--cc=p.antoniou@partner.samsung.com \
--cc=peterx@redhat.com \
--cc=wade.farnsworth@siemens.com \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.