From: Gavin Shan <gshan@redhat.com>
To: Suzuki K Poulose <suzuki.poulose@arm.com>,
kvm@vger.kernel.org, kvmarm@lists.linux.dev
Cc: maz@kernel.org, will@kernel.org, catalin.marinas@arm.com,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, steven.price@arm.com,
aneesh.kumar@kernel.org, oupton@kernel.org, joey.gouly@arm.com,
tabba@google.com, yuzenghui@huawei.com,
linux-coco@lists.linux.dev, gankulkarni@os.amperecomputing.com,
sdonthineni@nvidia.com, alpergun@google.com,
fj0570is@fujitsu.com, WeiLin.Chang@arm.com,
lpieralisi@kernel.org, enju.kohei@fujitsu.com,
sudeep.holla@arm.com, jonathan.cameron@oss.qualcomm.com,
David Hildenbrand <david@kernel.org>
Subject: Re: [PATCH v21 9/9] firmware: arm_rmm: hotplug: Skip memory added to ZONE_MOVABLE
Date: Thu, 1 Oct 2026 23:10:19 +1000 [thread overview]
Message-ID: <79509ef8-6b7b-4499-b2bf-f400b1c197bf@redhat.com> (raw)
In-Reply-To: <20261001084555.1456543-10-suzuki.poulose@arm.com>
On 10/1/26 6:45 PM, Suzuki K Poulose wrote:
> If the hotadded memory is in ZONE_MOVABLE, we could allow that to proceed
> without the RMM having fine grained tracking, as we won't allocate pages
> from there for guest-memfd or kernel allocation
>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: David Hildenbrand (Arm) <david@kernel.org>
> Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
> ---
> Changes since v20:
> - Use is_zone_movable_page() and only check the start_pfn
> ---
> drivers/firmware/arm_rmm/rmi.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
Reviewed-by: Gavin Shan <gshan@redhat.com>
prev parent reply other threads:[~2026-10-01 13:10 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-01 8:45 [PATCH v21 0/9] firmware: arm_rmm: Add RMM v2.0 base RMI support Suzuki K Poulose
2026-10-01 8:45 ` [PATCH v21 1/9] firmware: arm_rmm: Add SMC definitions for calling the RMM Suzuki K Poulose
2026-10-01 8:45 ` [PATCH v21 2/9] firmware: arm_rmm: Check for RMI support at init Suzuki K Poulose
2026-10-01 10:50 ` Catalin Marinas
2026-10-01 8:45 ` [PATCH v21 3/9] firmware: arm_rmm: Configure the RMM with the host's page size Suzuki K Poulose
2026-10-01 8:45 ` [PATCH v21 4/9] firmware: arm_rmm: Add support for SRO Suzuki K Poulose
2026-10-01 8:45 ` [PATCH v21 5/9] firmware: arm_rmm: Activate the RMM Suzuki K Poulose
2026-10-01 8:45 ` [PATCH v21 6/9] firmware: arm_rmm: Ensure the RMM has GPT entries for memory Suzuki K Poulose
2026-10-01 8:45 ` [PATCH v21 7/9] arm64: Block hibernate and kexec while RMM is active Suzuki K Poulose
2026-10-01 11:05 ` Catalin Marinas
2026-10-01 11:39 ` Suzuki K Poulose
2026-10-01 8:45 ` [PATCH v21 8/9] firmware: arm_rmm: Add wrappers for Realm related RMI commands Suzuki K Poulose
[not found] ` <20261001090450.C1CBB1F0089A@smtp.kernel.org>
2026-10-01 9:11 ` Suzuki K Poulose
2026-10-01 12:58 ` Catalin Marinas
2026-10-01 13:31 ` Suzuki K Poulose
2026-10-01 8:45 ` [PATCH v21 9/9] firmware: arm_rmm: hotplug: Skip memory added to ZONE_MOVABLE Suzuki K Poulose
2026-10-01 13:10 ` Gavin Shan [this message]
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