From: Alex Williamson <alex@shazbot.org>
To: Matt Evans <mattev@meta.com>
Cc: Kevin Tian <kevin.tian@intel.com>, Jason Gunthorpe <jgg@ziepe.ca>,
Ankit Agrawal <ankita@nvidia.com>,
Alistair Popple <apopple@nvidia.com>,
Leon Romanovsky <leon@kernel.org>, Kees Cook <kees@kernel.org>,
Shameer Kolothum <skolothumtho@nvidia.com>,
Yishai Hadas <yishaih@nvidia.com>,
Alexey Kardashevskiy <aik@ozlabs.ru>,
Eric Auger <eric.auger@redhat.com>, Peter Xu <peterx@redhat.com>,
Vivek Kasireddy <vivek.kasireddy@intel.com>,
Zhi Wang <zhiw@nvidia.com>, <kvm@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <virtualization@lists.linux.dev>,
alex@shazbot.org
Subject: Re: [PATCH v5 3/3] vfio/pci: Replace vfio_pci_core_setup_barmap() with vfio_pci_core_get_iomap()
Date: Wed, 20 May 2026 15:11:52 -0600 [thread overview]
Message-ID: <20260520151152.68a1435d@shazbot.org> (raw)
In-Reply-To: <20260511145829.2993601-4-mattev@meta.com>
On Mon, 11 May 2026 07:58:25 -0700
Matt Evans <mattev@meta.com> wrote:
> Since "vfio/pci: Set up barmap in vfio_pci_core_enable()", the
> resource request and iomap for the BARs was performed early, and
> vfio_pci_core_setup_barmap() just checks those actions succeeded.
>
> Move this logic to a new helper that checks success and returns the
> iomap address, replacing the various bare vdev->barmap[] lookups.
> This maintains the error behaviour of the previous on-demand
> vfio_pci_core_setup_barmap() scheme.
>
> Signed-off-by: Matt Evans <mattev@meta.com>
> ---
> drivers/vfio/pci/nvgrace-gpu/main.c | 20 ++++++++++++-------
> drivers/vfio/pci/vfio_pci_core.c | 11 +++++------
> drivers/vfio/pci/vfio_pci_dmabuf.c | 2 +-
> drivers/vfio/pci/vfio_pci_rdwr.c | 30 ++++++++---------------------
> drivers/vfio/pci/virtio/legacy_io.c | 13 ++++++-------
> include/linux/vfio_pci_core.h | 20 ++++++++++++++++++-
> 6 files changed, 52 insertions(+), 44 deletions(-)
Applied to vfio next branch for v7.2, based on v7.1-rc4 which includes
the remainder of the series. Thanks,
Alex
next prev parent reply other threads:[~2026-05-20 21:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-11 14:58 [PATCH v5 0/3] vfio/pci: Request resources and map BARs at enable time Matt Evans
2026-05-11 14:58 ` [PATCH v5 1/3] vfio/pci: Set up BAR resources and maps in vfio_pci_core_enable() Matt Evans
2026-05-11 14:58 ` [PATCH v5 2/3] vfio/pci: Check BAR resources before exporting a DMABUF Matt Evans
2026-05-11 14:58 ` [PATCH v5 3/3] vfio/pci: Replace vfio_pci_core_setup_barmap() with vfio_pci_core_get_iomap() Matt Evans
2026-05-20 21:11 ` Alex Williamson [this message]
2026-05-14 16:38 ` [PATCH v5 0/3] vfio/pci: Request resources and map BARs at enable time Alex Williamson
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=20260520151152.68a1435d@shazbot.org \
--to=alex@shazbot.org \
--cc=aik@ozlabs.ru \
--cc=ankita@nvidia.com \
--cc=apopple@nvidia.com \
--cc=eric.auger@redhat.com \
--cc=jgg@ziepe.ca \
--cc=kees@kernel.org \
--cc=kevin.tian@intel.com \
--cc=kvm@vger.kernel.org \
--cc=leon@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mattev@meta.com \
--cc=peterx@redhat.com \
--cc=skolothumtho@nvidia.com \
--cc=virtualization@lists.linux.dev \
--cc=vivek.kasireddy@intel.com \
--cc=yishaih@nvidia.com \
--cc=zhiw@nvidia.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.