From: Jason Gunthorpe <jgg@nvidia.com>
To: ankita@nvidia.com
Cc: maz@kernel.org, oliver.upton@linux.dev, joey.gouly@arm.com,
suzuki.poulose@arm.com, yuzenghui@huawei.com,
catalin.marinas@arm.com, will@kernel.org, ryan.roberts@arm.com,
shahuang@redhat.com, lpieralisi@kernel.org, david@redhat.com,
aniketa@nvidia.com, cjia@nvidia.com, kwankhede@nvidia.com,
kjaju@nvidia.com, targupta@nvidia.com, vsethi@nvidia.com,
acurrid@nvidia.com, apopple@nvidia.com, jhubbard@nvidia.com,
danw@nvidia.com, zhiw@nvidia.com, mochs@nvidia.com,
udhoke@nvidia.com, dnigam@nvidia.com, alex.williamson@redhat.com,
sebastianene@google.com, coltonlewis@google.com,
kevin.tian@intel.com, yi.l.liu@intel.com, ardb@kernel.org,
akpm@linux-foundation.org, gshan@redhat.com, linux-mm@kvack.org,
ddutile@redhat.com, tabba@google.com, qperret@google.com,
seanjc@google.com, kvmarm@lists.linux.dev,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, maobibo@loongson.cn
Subject: Re: [PATCH v6 1/5] KVM: arm64: Block cacheable PFNMAP mapping
Date: Mon, 26 May 2025 12:25:14 -0300 [thread overview]
Message-ID: <20250526152514.GE9786@nvidia.com> (raw)
In-Reply-To: <20250524013943.2832-2-ankita@nvidia.com>
On Sat, May 24, 2025 at 01:39:39AM +0000, ankita@nvidia.com wrote:
> From: Ankit Agrawal <ankita@nvidia.com>
>
> Fixes a security bug due to mismatched attributes between S1 and
> S2 mapping.
>
> Currently, it is possible for a region to be cacheable in S1, but
> mapped
"cachable in the userspace VMA"
Jason
next prev parent reply other threads:[~2025-05-26 15:25 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-24 1:39 [PATCH v6 0/5] KVM: arm64: Map GPU device memory as cacheable ankita
2025-05-24 1:39 ` [PATCH v6 1/5] KVM: arm64: Block cacheable PFNMAP mapping ankita
2025-05-26 15:25 ` Jason Gunthorpe [this message]
2025-05-27 4:04 ` Ankit Agrawal
2025-06-06 18:11 ` Sean Christopherson
2025-06-09 12:24 ` Jason Gunthorpe
2025-06-09 14:21 ` Sean Christopherson
2025-05-24 1:39 ` [PATCH v6 2/5] KVM: arm64: New function to determine hardware cache management support ankita
2025-05-27 0:25 ` Jason Gunthorpe
2025-05-24 1:39 ` [PATCH v6 3/5] kvm: arm64: New memslot flag to indicate cacheable mapping ankita
2025-05-27 0:26 ` Jason Gunthorpe
2025-05-27 4:33 ` Ankit Agrawal
2025-06-02 4:42 ` Ankit Agrawal
2025-06-06 17:57 ` Sean Christopherson
2025-06-13 19:38 ` Oliver Upton
2025-06-16 11:37 ` Ankit Agrawal
2025-05-24 1:39 ` [PATCH v6 4/5] KVM: arm64: Allow cacheable stage 2 mapping using VMA flags ankita
2025-06-06 18:14 ` Sean Christopherson
2025-05-24 1:39 ` [PATCH v6 5/5] KVM: arm64: Expose new KVM cap for cacheable PFNMAP ankita
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=20250526152514.GE9786@nvidia.com \
--to=jgg@nvidia.com \
--cc=acurrid@nvidia.com \
--cc=akpm@linux-foundation.org \
--cc=alex.williamson@redhat.com \
--cc=aniketa@nvidia.com \
--cc=ankita@nvidia.com \
--cc=apopple@nvidia.com \
--cc=ardb@kernel.org \
--cc=catalin.marinas@arm.com \
--cc=cjia@nvidia.com \
--cc=coltonlewis@google.com \
--cc=danw@nvidia.com \
--cc=david@redhat.com \
--cc=ddutile@redhat.com \
--cc=dnigam@nvidia.com \
--cc=gshan@redhat.com \
--cc=jhubbard@nvidia.com \
--cc=joey.gouly@arm.com \
--cc=kevin.tian@intel.com \
--cc=kjaju@nvidia.com \
--cc=kvmarm@lists.linux.dev \
--cc=kwankhede@nvidia.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=lpieralisi@kernel.org \
--cc=maobibo@loongson.cn \
--cc=maz@kernel.org \
--cc=mochs@nvidia.com \
--cc=oliver.upton@linux.dev \
--cc=qperret@google.com \
--cc=ryan.roberts@arm.com \
--cc=seanjc@google.com \
--cc=sebastianene@google.com \
--cc=shahuang@redhat.com \
--cc=suzuki.poulose@arm.com \
--cc=tabba@google.com \
--cc=targupta@nvidia.com \
--cc=udhoke@nvidia.com \
--cc=vsethi@nvidia.com \
--cc=will@kernel.org \
--cc=yi.l.liu@intel.com \
--cc=yuzenghui@huawei.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox