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From: Tian Zheng <zhengtian10@huawei.com>
To: Will Deacon <will@kernel.org>, <maz@kernel.org>,
	<oupton@kernel.org>, <catalin.marinas@arm.com>, <corbet@lwn.net>,
	<pbonzini@redhat.com>, Tian Zheng <zhengtian10@huawei.com>
Cc: <kernel-team@android.com>, <yuzenghui@huawei.com>,
	<wangzhou1@hisilicon.com>, <liuyonglong@huawei.com>,
	<yezhenyu2@huawei.com>, <joey.gouly@arm.com>,
	<kvmarm@lists.linux.dev>, <kvm@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-doc@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<skhan@linuxfoundation.org>, <suzuki.poulose@arm.com>,
	<leo.bras@arm.com>, Jonathan Cameron <jic23@kernel.org>
Subject: Re: [PATCH v3 0/5] Support the FEAT_HDBSS introduced in Armv9.5
Date: Wed, 20 May 2026 16:51:46 +0800	[thread overview]
Message-ID: <cd330f4f-2604-48ce-bfcf-c9a79f48e66b@huawei.com> (raw)
In-Reply-To: <177918656142.736362.17906576792384645789.b4-ty@kernel.org>



On 5/19/2026 11:23 PM, Will Deacon wrote:
> On Wed, 25 Feb 2026 12:04:16 +0800, Tian Zheng wrote:
>> This series of patches add support to the Hardware Dirty state tracking
>> Structure(HDBSS) feature, which is introduced by the ARM architecture
>> in the DDI0601(ID121123) version.
>>
>> The HDBSS feature is an extension to the architecture that enhances
>> tracking translation table descriptors' dirty state, identified as
>> FEAT_HDBSS. This feature utilizes hardware assistance to achieve dirty
>> page tracking, aiming to significantly reduce the overhead of scanning
>> for dirty pages.
>>
>> [...]
> 
> Applied sysreg definitions to arm64 (for-next/sysregs), thanks!
> 
> [1/5] arm64/sysreg: Add HDBSS related register information
>        https://git.kernel.org/arm64/c/72f7be0c2e30
> 
> Cheers,

Thanks!
Tian


      parent reply	other threads:[~2026-05-20  8:51 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-25  4:04 Tian Zheng
2026-02-25  4:04 ` [PATCH v3 1/5] arm64/sysreg: Add HDBSS related register information Tian Zheng
2026-02-25  4:04 ` [PATCH v3 2/5] KVM: arm64: Add support to set the DBM attr during memory abort Tian Zheng
2026-02-25  4:04 ` [PATCH v3 3/5] KVM: arm64: Add support for FEAT_HDBSS Tian Zheng
2026-06-01  0:50   ` Inochi Amaoto
2026-06-01  8:58     ` Marc Zyngier
2026-06-01  9:05       ` Inochi Amaoto
2026-06-05  8:29         ` Tian Zheng
2026-07-06 14:01           ` Leonardo Bras
2026-07-07  6:11             ` Tian Zheng
2026-07-07 10:07               ` Leonardo Bras
2026-02-25  4:04 ` [PATCH v3 4/5] KVM: arm64: Enable HDBSS support and handle HDBSSF events Tian Zheng
2026-02-25 17:46   ` Leonardo Bras
2026-02-27 10:47     ` Tian Zheng
2026-02-27 14:10       ` Leonardo Bras
2026-03-04  3:06         ` Tian Zheng
2026-03-04 12:08           ` Leonardo Bras
2026-03-05  7:37             ` Tian Zheng
2026-03-04 15:40   ` Leonardo Bras
2026-03-06  9:27     ` Tian Zheng
2026-03-06 15:01       ` Leonardo Bras
2026-03-12  6:17         ` Tian Zheng
2026-03-12 12:06           ` Leonardo Bras
2026-03-12 13:13             ` Tian Zheng
2026-03-12 14:58               ` Leonardo Bras
2026-03-25 18:05   ` Leonardo Bras
2026-03-25 18:20     ` [PATCH] arm64/kvm: Enable eager hugepage splitting if HDBSS is available Leonardo Bras
2026-03-27  7:40       ` Tian Zheng
2026-03-27 14:37         ` Leonardo Bras
2026-03-26 14:31     ` [PATCH v3 4/5] KVM: arm64: Enable HDBSS support and handle HDBSSF events Leonardo Bras
2026-03-27  7:35     ` Tian Zheng
2026-03-27 15:00       ` Leonardo Bras
2026-03-28  6:05         ` Tian Zheng
2026-03-30 11:31           ` Leonardo Bras
2026-04-21 14:18             ` Leonardo Bras
2026-04-24  6:48               ` Tian Zheng
2026-04-24 10:08                 ` Leonardo Bras
2026-02-25  4:04 ` [PATCH v3 5/5] KVM: arm64: Document HDBSS ioctl Tian Zheng
2026-03-31 14:13 ` [PATCH v3 0/5] Support the FEAT_HDBSS introduced in Armv9.5 Leonardo Bras
2026-04-02  2:40   ` Tian Zheng
2026-04-02 12:42     ` Leonardo Bras
2026-05-19 15:23 ` Will Deacon
2026-05-19 15:35   ` Leonardo Bras
2026-05-20  8:51   ` Tian Zheng [this message]

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