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 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.