From: Jason Gunthorpe <jgg@nvidia.com>
To: Steve Sistare <steven.sistare@oracle.com>
Cc: iommu@lists.linux.dev, Kevin Tian <kevin.tian@intel.com>,
Nicolin Chen <nicolinc@nvidia.com>
Subject: Re: [PATCH V4 7/9] iommufd: IOMMU_IOAS_MAP_FILE
Date: Mon, 21 Oct 2024 14:34:52 -0300 [thread overview]
Message-ID: <20241021173452.GE13034@nvidia.com> (raw)
In-Reply-To: <1729286856-127844-8-git-send-email-steven.sistare@oracle.com>
On Fri, Oct 18, 2024 at 02:27:34PM -0700, Steve Sistare wrote:
> Define the IOMMU_IOAS_MAP_FILE ioctl interface, which allows a user to
> register memory by passing a memfd plus offset and length. Implement it
> using the memfd_pin_folios KAPI.
>
> Suggested-by: Jason Gunthorpe <jgg@nvidia.com>
> Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
> ---
> drivers/iommu/iommufd/io_pagetable.c | 36 ++++++++++++++++++++++++++++++-
> drivers/iommu/iommufd/io_pagetable.h | 2 ++
> drivers/iommu/iommufd/ioas.c | 38 +++++++++++++++++++++++++++++++++
> drivers/iommu/iommufd/iommufd_private.h | 5 +++++
> drivers/iommu/iommufd/main.c | 2 ++
> drivers/iommu/iommufd/pages.c | 23 ++++++++++++++++++++
> include/uapi/linux/iommufd.h | 25 ++++++++++++++++++++++
> 7 files changed, 130 insertions(+), 1 deletion(-)
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Jason
next prev parent reply other threads:[~2024-10-21 17:35 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-18 21:27 [PATCH V4 0/9] iommu_ioas_map_file Steve Sistare
2024-10-18 21:27 ` [PATCH V4 1/9] mm/gup: folio_add_pins Steve Sistare
2024-10-18 21:27 ` [PATCH V4 2/9] iommufd: rename uptr in iopt_alloc_iova Steve Sistare
2024-10-22 18:32 ` Nicolin Chen
2024-10-18 21:27 ` [PATCH V4 3/9] iommufd: generalize iopt_pages address Steve Sistare
2024-10-22 18:38 ` Nicolin Chen
2024-10-18 21:27 ` [PATCH V4 4/9] iommufd: pfn reader local variables Steve Sistare
2024-10-18 21:27 ` [PATCH V4 5/9] iommufd: folio subroutines Steve Sistare
2024-10-21 17:30 ` Jason Gunthorpe
2024-10-22 13:26 ` Steven Sistare
2024-10-18 21:27 ` [PATCH V4 6/9] iommufd: pfn reader for file mappings Steve Sistare
2024-10-19 18:41 ` kernel test robot
2024-10-21 17:32 ` Jason Gunthorpe
2024-10-18 21:27 ` [PATCH V4 7/9] iommufd: IOMMU_IOAS_MAP_FILE Steve Sistare
2024-10-21 17:34 ` Jason Gunthorpe [this message]
2024-10-18 21:27 ` [PATCH V4 8/9] iommufd: file mappings for mdev Steve Sistare
2024-10-18 21:27 ` [PATCH V4 9/9] iommufd: map file selftest Steve Sistare
2024-10-18 22:51 ` Nicolin Chen
2024-10-22 13:27 ` Steven Sistare
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