From: Oliver Upton <oliver.upton@linux.dev>
To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
linux-kernel@vger.kernel.org,
Wei-Lin Chang <r09922117@csie.ntu.edu.tw>
Cc: Oliver Upton <oliver.upton@linux.dev>,
Marc Zyngier <maz@kernel.org>, Joey Gouly <joey.gouly@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>
Subject: Re: [PATCH v2] KVM: arm64: Remove stage 2 read fault check
Date: Mon, 8 Sep 2025 11:23:24 -0700 [thread overview]
Message-ID: <175735577928.2363175.2398747869709964992.b4-ty@linux.dev> (raw)
In-Reply-To: <20250908064806.4093081-1-r09922117@csie.ntu.edu.tw>
On Mon, 08 Sep 2025 14:48:06 +0800, Wei-Lin Chang wrote:
> In the non-NV case, read permission is always granted when mapping
> stage-2, so checking for it doesn't bring much. On the other hand,
> shadow stage-2 for NV guests could potentially have non-readable
> mappings when we align the permissions with those that L1 set for L2, we
> shouldn't be checking for read faults in this case either.
>
> So just remove this check.
>
> [...]
Applied to fixes, thanks!
[1/1] KVM: arm64: Remove stage 2 read fault check
https://git.kernel.org/kvmarm/kvmarm/c/756491dd8329
--
Best,
Oliver
prev parent reply other threads:[~2025-09-08 18:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-08 6:48 Wei-Lin Chang
2025-09-08 18:23 ` Oliver Upton [this message]
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=175735577928.2363175.2398747869709964992.b4-ty@linux.dev \
--to=oliver.upton@linux.dev \
--cc=catalin.marinas@arm.com \
--cc=joey.gouly@arm.com \
--cc=kvmarm@lists.linux.dev \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=maz@kernel.org \
--cc=r09922117@csie.ntu.edu.tw \
--cc=suzuki.poulose@arm.com \
--cc=will@kernel.org \
--cc=yuzenghui@huawei.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
all inboxes | Powered by JetHome®