From: Oliver Upton <oliver.upton@linux.dev>
To: kvmarm@lists.linux.dev
Cc: Marc Zyngier <maz@kernel.org>, Joey Gouly <joey.gouly@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Sean Christopherson <seanjc@google.com>,
Oliver Upton <oliver.upton@linux.dev>
Subject: [PATCH v2 0/4] KVM: arm64: nv: Fixes for stage-2 MMU recycling
Date: Mon, 7 Oct 2024 16:42:51 +0000 [thread overview]
Message-ID: <20241007164256.1795250-1-oliver.upton@linux.dev> (raw)
v1 -> v2:
- Keep a reference on the MMU so long as the vCPU appears runnable
(i.e. not in WFI) (Sean)
- Add comment clarifying why TLBI unmaps are allowed to reschedule
[*]: https://lore.kernel.org/kvmarm/20241001001709.1303668-1-oliver.upton@linux.dev/#t
Oliver Upton (4):
KVM: arm64: nv: Keep reference on stage-2 MMU when scheduled out
KVM: arm64: nv: Do not block when unmapping stage-2 if disallowed
KVM: arm64: nv: Punt stage-2 recycling to a vCPU request
KVM: arm64: nv: Clarify safety of allowing TLBI unmaps to reschedule
arch/arm64/include/asm/kvm_host.h | 3 ++
arch/arm64/include/asm/kvm_mmu.h | 3 +-
arch/arm64/include/asm/kvm_nested.h | 4 ++-
arch/arm64/kvm/arm.c | 2 ++
arch/arm64/kvm/mmu.c | 15 +++++-----
arch/arm64/kvm/nested.c | 46 ++++++++++++++++++++++++-----
arch/arm64/kvm/sys_regs.c | 33 +++++++++++++++++++--
7 files changed, 87 insertions(+), 19 deletions(-)
base-commit: 9852d85ec9d492ebef56dc5f229416c925758edc
--
2.47.0.rc0.187.ge670bccf7e-goog
next reply other threads:[~2024-10-07 16:43 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-07 16:42 Oliver Upton [this message]
2024-10-07 16:42 ` [PATCH v2 1/4] KVM: arm64: nv: Keep reference on stage-2 MMU when scheduled out Oliver Upton
2024-10-07 18:39 ` Sean Christopherson
2024-10-07 19:01 ` Oliver Upton
2024-10-07 19:52 ` Sean Christopherson
2024-10-07 21:22 ` Oliver Upton
2024-10-07 22:18 ` Sean Christopherson
2024-10-07 16:42 ` [PATCH v2 2/4] KVM: arm64: nv: Do not block when unmapping stage-2 if disallowed Oliver Upton
2024-10-07 16:42 ` [PATCH v2 3/4] KVM: arm64: nv: Punt stage-2 recycling to a vCPU request Oliver Upton
2024-10-07 19:06 ` Marc Zyngier
2024-10-07 19:16 ` Oliver Upton
2024-10-07 16:42 ` [PATCH v2 4/4] KVM: arm64: nv: Clarify safety of allowing TLBI unmaps to reschedule Oliver Upton
2024-10-07 18:51 ` Sean Christopherson
2024-10-07 19:20 ` Oliver Upton
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=20241007164256.1795250-1-oliver.upton@linux.dev \
--to=oliver.upton@linux.dev \
--cc=joey.gouly@arm.com \
--cc=kvmarm@lists.linux.dev \
--cc=maz@kernel.org \
--cc=seanjc@google.com \
--cc=suzuki.poulose@arm.com \
--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 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.