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From: Oliver Upton <oupton@google.com>
To: Jia He <justin.he@arm.com>
Cc: Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>,
Alexandru Elisei <Alexandru.Elisei@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Xiaoming Ni <nixiaoming@huawei.com>,
Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
Kees Cook <keescook@chromium.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Nick Desaulniers <ndesaulniers@google.com>,
linux-kernel@vger.kernel.org, Liu Shixin <liushixin2@huawei.com>,
Sami Tolvanen <samitolvanen@google.com>,
Will Deacon <will@kernel.org>,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 1/2] KVM: arm64: vgic: Add memcg accounting to vgic allocations
Date: Tue, 7 Sep 2021 20:21:40 -0500 [thread overview]
Message-ID: <CAOQ_QshwO2AtzKTNZJ1FXWTuvdvnxnLQxej1UpLAqVrJC_oCgw@mail.gmail.com> (raw)
In-Reply-To: <20210907123112.10232-2-justin.he@arm.com>
On Tue, Sep 7, 2021 at 7:33 AM Jia He <justin.he@arm.com> wrote:
>
> Inspired by commit 254272ce6505 ("kvm: x86: Add memcg accounting to KVM
> allocations"), it would be better to make arm64 vgic consistent with
> common kvm codes.
>
> The memory allocations of VM scope should be charged into VM process
> cgroup, hence change GFP_KERNEL to GFP_KERNEL_ACCOUNT.
>
> There remain a few cases since these allocations are global, not in VM
> scope.
>
> Signed-off-by: Jia He <justin.he@arm.com>
> ---
> arch/arm64/kvm/vgic/vgic-init.c | 2 +-
> arch/arm64/kvm/vgic/vgic-irqfd.c | 2 +-
> arch/arm64/kvm/vgic/vgic-its.c | 14 +++++++-------
> arch/arm64/kvm/vgic/vgic-mmio-v3.c | 2 +-
> arch/arm64/kvm/vgic/vgic-v4.c | 2 +-
> 5 files changed, 11 insertions(+), 11 deletions(-)
>
Reviewed-by: Oliver Upton <oupton@google.com>
next prev parent reply other threads:[~2021-09-08 1:21 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-07 12:31 [PATCH v2 0/2] Add memcg accounting to Arm KVM Jia He
2021-09-07 12:31 ` [PATCH v2 1/2] KVM: arm64: vgic: Add memcg accounting to vgic allocations Jia He
2021-09-08 1:21 ` Oliver Upton [this message]
2021-09-07 12:31 ` [PATCH v2 2/2] KVM: arm64: Add memcg accounting to KVM allocations Jia He
2021-09-07 22:29 ` Oliver Upton
2021-09-09 12:56 ` Justin He
2021-09-13 12:21 ` Oliver Upton
2021-10-13 9:01 ` Justin He
2021-10-17 10:30 ` [PATCH v2 0/2] Add memcg accounting to Arm KVM Marc Zyngier
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