From: Jason Gunthorpe <jgg@nvidia.com>
To: Yi Liu <yi.l.liu@intel.com>
Cc: joro@8bytes.org, alex.williamson@redhat.com,
kevin.tian@intel.com, robin.murphy@arm.com, cohuck@redhat.com,
eric.auger@redhat.com, nicolinc@nvidia.com, kvm@vger.kernel.org,
mjrosato@linux.ibm.com, chao.p.peng@linux.intel.com,
yi.y.sun@linux.intel.com, peterx@redhat.com, jasowang@redhat.com,
shameerali.kolothum.thodi@huawei.com, lulu@redhat.com,
suravee.suthikulpanit@amd.com, iommu@lists.linux.dev,
linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
baolu.lu@linux.intel.com
Subject: Re: [PATCH 2/6] iommu/vt-d: Implement hw_info for iommu capability query
Date: Mon, 13 Feb 2023 10:51:20 -0400 [thread overview]
Message-ID: <Y+pOaPOaparSpkGj@nvidia.com> (raw)
In-Reply-To: <20230209041642.9346-3-yi.l.liu@intel.com>
On Wed, Feb 08, 2023 at 08:16:38PM -0800, Yi Liu wrote:
> From: Lu Baolu <baolu.lu@linux.intel.com>
>
> To support nested translation in the userspace, it should check the
> underlying hardware information for the capabilities.
>
> Add intel_iommu_hw_info() to report cap_reg and ecap_reg information.
>
> Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
> Signed-off-by: Yi Liu <yi.l.liu@intel.com>
> Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
> Signed-off-by: Yi Sun <yi.y.sun@linux.intel.com>
> ---
> drivers/iommu/intel/iommu.c | 19 +++++++++++++++++++
> drivers/iommu/intel/iommu.h | 1 +
> include/uapi/linux/iommufd.h | 21 +++++++++++++++++++++
> 3 files changed, 41 insertions(+)
This should come after the next patch in the series
Jason
next prev parent reply other threads:[~2023-02-13 14:51 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-09 4:16 [PATCH 0/6] iommufd: Add iommu capability reporting Yi Liu
2023-02-09 4:16 ` [PATCH 1/6] iommu: Add new iommu op to get iommu hardware information Yi Liu
2023-02-10 7:28 ` Tian, Kevin
2023-02-11 3:38 ` Baolu Lu
2023-02-11 3:42 ` Baolu Lu
2023-02-13 1:54 ` Tian, Kevin
2023-02-13 2:36 ` Binbin Wu
2023-02-13 8:46 ` Baolu Lu
2023-02-09 4:16 ` [PATCH 2/6] iommu/vt-d: Implement hw_info for iommu capability query Yi Liu
2023-02-10 7:32 ` Tian, Kevin
2023-02-11 3:45 ` Baolu Lu
2023-02-10 22:44 ` Alex Williamson
2023-02-11 0:15 ` Jason Gunthorpe
2023-02-13 3:09 ` Binbin Wu
2023-02-13 8:48 ` Baolu Lu
2023-02-13 14:51 ` Jason Gunthorpe [this message]
2023-02-09 4:16 ` [PATCH 3/6] iommufd: Add IOMMU_DEVICE_GET_INFO Yi Liu
2023-02-10 7:55 ` Tian, Kevin
2023-02-10 11:10 ` Joao Martins
2023-02-10 20:58 ` Jason Gunthorpe
2023-02-10 20:59 ` Jason Gunthorpe
2023-02-13 2:04 ` Tian, Kevin
2023-02-09 4:16 ` [PATCH 4/6] iommufd/device: Add mock_device support in iommufd_device_get_info() Yi Liu
2023-02-09 4:16 ` [PATCH 5/6] iommufd/selftest: Set iommu_device for mock_device Yi Liu
2023-02-09 4:16 ` [PATCH 6/6] iommufd/selftest: Add coverage for IOMMU_DEVICE_GET_INFO ioctl Yi Liu
2023-02-22 21:07 ` [PATCH 0/6] iommufd: Add iommu capability reporting Jason 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=Y+pOaPOaparSpkGj@nvidia.com \
--to=jgg@nvidia.com \
--cc=alex.williamson@redhat.com \
--cc=baolu.lu@linux.intel.com \
--cc=chao.p.peng@linux.intel.com \
--cc=cohuck@redhat.com \
--cc=eric.auger@redhat.com \
--cc=iommu@lists.linux.dev \
--cc=jasowang@redhat.com \
--cc=joro@8bytes.org \
--cc=kevin.tian@intel.com \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=lulu@redhat.com \
--cc=mjrosato@linux.ibm.com \
--cc=nicolinc@nvidia.com \
--cc=peterx@redhat.com \
--cc=robin.murphy@arm.com \
--cc=shameerali.kolothum.thodi@huawei.com \
--cc=suravee.suthikulpanit@amd.com \
--cc=yi.l.liu@intel.com \
--cc=yi.y.sun@linux.intel.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.