From: Baolu Lu <baolu.lu@linux.intel.com>
To: Jason Gunthorpe <jgg@nvidia.com>,
David Woodhouse <dwmw2@infradead.org>,
iommu@lists.linux.dev, Joerg Roedel <joro@8bytes.org>,
Robin Murphy <robin.murphy@arm.com>,
Will Deacon <will@kernel.org>
Cc: baolu.lu@linux.intel.com, Kevin Tian <kevin.tian@intel.com>,
patches@lists.linux.dev, Tina Zhang <tina.zhang@intel.com>,
Wei Wang <wei.w.wang@intel.com>
Subject: Re: [PATCH 6/9] iommupt/x86: Set the dirty bit only for writable PTEs
Date: Mon, 21 Jul 2025 18:02:02 +0800 [thread overview]
Message-ID: <2fd44619-dde4-44af-b48e-71293fbcfd4c@linux.intel.com> (raw)
In-Reply-To: <6-v1-bdb01ffac49c+be-iommu_pt_vtd_jgg@nvidia.com>
On 7/17/2025 3:57 AM, Jason Gunthorpe wrote:
> AMD and VTD are historically different here, adopt the VTD version of
> setting the D bit only on writable PTEs as it makes more sense.
>
> Signed-off-by: Jason Gunthorpe<jgg@nvidia.com>
> ---
> drivers/iommu/generic_pt/fmt/x86_64.h | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
next prev parent reply other threads:[~2025-07-21 10:02 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-16 19:57 [PATCH 0/9] Convert Intel VT-D to use the generic iommu page table Jason Gunthorpe
2025-07-16 19:57 ` [PATCH 1/9] iommu/pages: Add support for a incoherent IOMMU page walker Jason Gunthorpe
2025-07-21 8:41 ` Baolu Lu
2025-07-29 22:32 ` Jason Gunthorpe
2025-07-30 1:49 ` Baolu Lu
2025-08-11 21:21 ` Jason Gunthorpe
2025-08-15 11:28 ` Tian, Kevin
2025-08-22 21:13 ` Jason Gunthorpe
2025-07-16 19:57 ` [PATCH 2/9] iommupt: Add basic support for SW bits in the page table Jason Gunthorpe
2025-08-15 11:29 ` Tian, Kevin
2025-08-18 23:35 ` Jason Gunthorpe
2025-07-16 19:57 ` [PATCH 3/9] iommupt: Use the incoherent start/stop functions for PT_FEAT_DMA_INCOHERENT Jason Gunthorpe
2025-08-15 11:35 ` Tian, Kevin
2025-08-22 20:45 ` Jason Gunthorpe
2025-07-16 19:57 ` [PATCH 4/9] iommupt: Flush the CPU cache after any writes to the page table Jason Gunthorpe
2025-07-16 19:57 ` [PATCH 5/9] iommupt: Add the Intel VT-D second stage page table format Jason Gunthorpe
2025-07-22 3:11 ` Baolu Lu
2025-07-29 23:05 ` Jason Gunthorpe
2025-07-30 2:00 ` Baolu Lu
2025-08-22 9:14 ` Tian, Kevin
2025-08-22 14:53 ` Jason Gunthorpe
2025-07-16 19:57 ` [PATCH 6/9] iommupt/x86: Set the dirty bit only for writable PTEs Jason Gunthorpe
2025-07-21 10:02 ` Baolu Lu [this message]
2025-07-16 19:57 ` [PATCH 7/9] iommupt/x86: Support SW bits and permit PT_FEAT_DMA_INCOHERENT Jason Gunthorpe
2025-07-22 5:17 ` Baolu Lu
2025-07-29 23:13 ` Jason Gunthorpe
2025-07-30 2:35 ` Baolu Lu
2025-08-22 9:17 ` Tian, Kevin
2025-08-22 14:55 ` Jason Gunthorpe
2025-07-16 19:57 ` [PATCH 8/9] iommu/vt-d: Use the generic iommu page table Jason Gunthorpe
2025-07-22 6:44 ` Baolu Lu
2025-07-29 23:39 ` Jason Gunthorpe
2025-08-22 9:35 ` Tian, Kevin
2025-08-22 20:43 ` Jason Gunthorpe
2025-07-16 19:57 ` [PATCH 9/9] iommupt: Add a kunit test for the SW bits 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=2fd44619-dde4-44af-b48e-71293fbcfd4c@linux.intel.com \
--to=baolu.lu@linux.intel.com \
--cc=dwmw2@infradead.org \
--cc=iommu@lists.linux.dev \
--cc=jgg@nvidia.com \
--cc=joro@8bytes.org \
--cc=kevin.tian@intel.com \
--cc=patches@lists.linux.dev \
--cc=robin.murphy@arm.com \
--cc=tina.zhang@intel.com \
--cc=wei.w.wang@intel.com \
--cc=will@kernel.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 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.