From: SJ Park <sj@kernel.org>
To: "Yongting Lin" <linyongting@bytedance.com>
Cc: SJ Park <sj@kernel.org>,
willy@infradead.org, Jonathan.Cameron@huawei.com,
akpm@linux-foundation.org, alok.rathore@samsung.com,
balbirs@nvidia.com, bharata@amd.com, byungchul@sk.com,
dave.hansen@intel.com, dave@stgolabs.net, david@kernel.org,
donettom@linux.ibm.com, gourry@gourry.net,
joshua.hahnjy@gmail.com, kinseyho@google.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
mgorman@techsingularity.net, mingo@redhat.com,
nifan.cxl@gmail.com, peterz@infradead.org,
raghavendra.kt@amd.com, riel@surriel.com, rientjes@google.com,
shivankg@amd.com, weixugc@google.com, xuezhengchu@huawei.com,
yiannis@zptcorp.com, ying.huang@linux.alibaba.com,
yuanchu@google.com, ziy@nvidia.com
Subject: Re: [PATCH v8 0/8] mm: Hot page tracking and promotion infrastructure
Date: Mon, 10 Aug 2026 07:37:05 -0700 [thread overview]
Message-ID: <20260810143706.93163-1-sj@kernel.org> (raw)
In-Reply-To: <20260810033814.83951-1-linyongting@bytedance.com>
On Mon, 10 Aug 2026 11:38:14 +0800 "Yongting Lin" <linyongting@bytedance.com> wrote:
[...]
> IBS is not the only possible hardware source. CXL 3.2 defines CHMU for
> device-side hotness monitoring, and CHMU has also been discussed in the
> DAMON and CXL hotness-monitoring discussions.
Yes, we discussed DAMON could be extended for access check primitives other
than page table accessed bit, and CHMU could be one of such primitives. The
extension is in progress [1].
[...]
> We would also be interested in helping test and compare the different
> approaches as implementations become available.
Please feel free to let me know if you want to test DAMON-based approaches. I
will be happy to help :)
[1] https://lore.kernel.org/all/20260525225208.1179-1-sj@kernel.org/
Thanks,
SJ
[...]
next prev parent reply other threads:[~2026-08-10 14:37 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-28 5:43 [PATCH v8 0/8] mm: Hot page tracking and promotion infrastructure Bharata B Rao
2026-07-28 5:43 ` [PATCH v8 1/8] mm: migrate: Allow misplaced migration without VMA Bharata B Rao
2026-07-28 5:43 ` [PATCH v8 2/8] mm: migrate: Add promote_misplaced_memcg_folios() Bharata B Rao
2026-07-30 6:34 ` Bharata B Rao
2026-07-28 5:43 ` [PATCH v8 3/8] mm: Hot page tracking and promotion - pghot Bharata B Rao
2026-07-31 16:14 ` Bharata B Rao
2026-07-28 5:43 ` [PATCH v8 4/8] mm: pghot: Precision mode for pghot Bharata B Rao
2026-07-31 16:27 ` Bharata B Rao
2026-07-28 5:43 ` [PATCH v8 5/8] mm: sched: move NUMA balancing tiering promotion to pghot Bharata B Rao
2026-08-03 8:23 ` Bharata B Rao
2026-07-28 5:43 ` [PATCH v8 6/8] x86/ibs: Move IBS caps definitions into its own header Bharata B Rao
2026-07-28 5:43 ` [PATCH v8 7/8] x86/mm/ibs: In-kernel driver for AMD IBS Memory Profiler Bharata B Rao
2026-07-28 5:43 ` [PATCH v8 8/8] x86/mm/ibs: Add runtime controls for IBS memprofiler Bharata B Rao
2026-07-28 5:55 ` [PATCH v8 0/8] mm: Hot page tracking and promotion infrastructure - microbenchmark numbers Bharata B Rao
2026-07-28 5:59 ` [PATCH v8 0/8] mm: Hot page tracking and promotion infrastructure - NAS BT Bharata B Rao
2026-07-28 6:02 ` [PATCH v8 0/8] mm: Hot page tracking and promotion infrastructure - Graph500 Bharata B Rao
2026-07-28 6:05 ` [PATCH v8 0/8] mm: Hot page tracking and promotion infrastructure - redis-memtier Bharata B Rao
2026-07-28 6:17 ` [PATCH v8 0/8] mm: Hot page tracking and promotion infrastructure - llama-bench Bharata B Rao
2026-07-28 18:14 ` [PATCH v8 0/8] mm: Hot page tracking and promotion infrastructure Andrew Morton
2026-07-28 18:24 ` Matthew Wilcox
2026-07-28 18:57 ` Gregory Price
2026-07-28 19:20 ` David Hildenbrand (Arm)
2026-07-28 19:59 ` Gregory Price
2026-07-29 11:45 ` Bharata B Rao
2026-08-10 3:38 ` Yongting Lin
2026-08-10 4:16 ` Matthew Wilcox
2026-08-10 5:35 ` Bharata B Rao
2026-08-10 14:37 ` SJ Park [this message]
2026-07-29 9:35 ` Bharata B Rao
2026-07-29 13:54 ` SJ Park
2026-08-04 1:23 ` SJ Park
2026-08-06 5:49 ` Bharata B Rao
2026-08-06 13:44 ` SJ Park
2026-08-10 4:46 ` Bharata B Rao
2026-08-10 14:25 ` SJ Park
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