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Mon, 22 Dec 2025 12:12:20 +0000 Date: Mon, 22 Dec 2025 12:12:18 +0000 From: Jonathan Cameron To: Dan Williams CC: , , , David Hildenbrand , "Oscar Salvador" , Davidlohr Bueso , "Dave Jiang" , Alison Schofield , Vishal Verma , "Ira Weiny" , John Groves Subject: Re: [PATCH] MAINTAINERS: Notify the "Device Memory" community of memory hotplug changes Message-ID: <20251222121218.00000b1b@huawei.com> In-Reply-To: <20251220000327.3502994-1-dan.j.williams@intel.com> References: <20251220000327.3502994-1-dan.j.williams@intel.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.203.177.15] X-ClientProxiedBy: lhrpeml100010.china.huawei.com (7.191.174.197) To dubpeml100005.china.huawei.com (7.214.146.113) X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: B61BD100006 X-Stat-Signature: ps9pykjhx1j4oqoz93wfa514kb1z8ygp X-Rspam-User: X-HE-Tag: 1766405544-645260 X-HE-Meta: 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 ITConE91 j2FM/i2rmBXj/G6tYI6720BYFx1dPpvpXgQtnrtbtdEBZHe1qOgkewI6fvoEFG/bAV6JFfUrK2EaurxqmdwGHDR71cmZfBugeByJN1zoDa80dIwe+HWrrs69tlyTp7/XxQ4X3SyiogDNN6JSLXUWquRXxN4jpQd2J8CyYn55tAy/0w7BKMBz625kby+EnzHsRvtXfvFr8rnXZCbX6SevsGUobSC7gpVQgBlYIDCWi2w+1KlcJC3xMB/fkB5znYAFtVa2DaQ9trf2F/4UGknc2uldMvGr8QdsWLQH9oKzdl6sfzhySJYQjcRiR/9KSykuhjdFOp/CStUqTkH9YnKoXfy9MY8JnhIrgul14lkMn9+OdDNh8XsDsh3YHfR1sQ7uOccIOAqK/epDhesU5sCWG2zvXLl5N1ziJJZDb9cFbjukissNON5/Y+SOGwW5+Wj+yTvBexLA7xZjgju1WpeKWm8CwAQYzWcWm365+ X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, 19 Dec 2025 16:03:27 -0800 Dan Williams wrote: > The recent episode of a warning regression in memremap_pages() [1] > highlights that relevant updates are being missed by folks that care about > core ZONE_DEVICE changes. Yes, CXL folks should pay more attention to > linux-mm@, but it also would not hurt to copy linux-cxl@, where most Device > Memory folks hang out, on memory hotplug changes by default. > > Link: http://lore.kernel.org/20251219123717.39330-1-john@groves.net [1] > Cc: David Hildenbrand > Cc: Oscar Salvador > Cc: Davidlohr Bueso > Cc: Jonathan Cameron > Cc: Dave Jiang > Cc: Alison Schofield > Cc: Vishal Verma > Cc: Ira Weiny > Cc: John Groves > Signed-off-by: Dan Williams Makes sense to me. Acked-by: Jonathan Cameron > --- > MAINTAINERS | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/MAINTAINERS b/MAINTAINERS > index 5b11839cba9d..076322fe91de 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -16426,6 +16426,7 @@ MEMORY HOT(UN)PLUG > M: David Hildenbrand > M: Oscar Salvador > L: linux-mm@kvack.org > +L: linux-cxl@vger.kernel.org > S: Maintained > F: Documentation/admin-guide/mm/memory-hotplug.rst > F: Documentation/core-api/memory-hotplug.rst > > base-commit: 8f0b4cce4481fb22653697cced8d0d04027cb1e8