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From: "Gregory Price (Meta)" <gourry@gourry.net>
To: "David Hildenbrand (Arm)" <david@kernel.org>
Cc: "Gregory Price (Meta)" <gourry@gourry.net>,
	linux-mm@kvack.org,  linux-kernel@vger.kernel.org,
	linux-cxl@vger.kernel.org,  kernel-team@meta.com,
	akpm@linux-foundation.org, vbabka@kernel.org,  surenb@google.com,
	mhocko@suse.com, brendan.jackman@linux.dev,  hannes@cmpxchg.org,
	ziy@nvidia.com, linmiaohe@huawei.com,  nao.horiguchi@gmail.com,
	ljs@kernel.org, liam@infradead.org,  rppt@kernel.org,
	osalvador@suse.de, muchun.song@linux.dev,
	 iamjoonsoo.kim@lge.com, anshuman.khandual@arm.com,
	stable@vger.kernel.org
Subject: Re: [PATCH 4/6] mm/page_alloc: don't undo another isolation in alloc_contig_range
Date: Tue, 27 Oct 2026 10:06:14 -0400	[thread overview]
Message-ID: <179310997463.2232644.3260379218896917308.b4-reply@b4> (raw)
In-Reply-To: <a4fc92b5-7d99-49f4-94ac-89fdee699042@kernel.org>

On 2026-10-27 14:37 +0100, David Hildenbrand (Arm) wrote:
> On 10/27/26 05:22, Gregory Price (Meta) wrote:
> 
> We have an existing AI fix for that as well already handled by Vlasta.
> 
> I think we'll have to establish some model of "ask David first before posting"
> because otherwise we just create duplicate work for everyone.
> 

Yeah, this is going to happen more.

I've been sitting in these patches for over a month while they soaked on
hardware getting performance tests.  

Maybe worth a private tree we can rebase on regularly for these kinds of
un-vetted/posted fixes to see what's coming?

-- 
~Gregory


  reply	other threads:[~2026-10-27 14:06 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-27  4:21 [PATCH 0/6] mm: fix pfn walker races with memory offline Gregory Price (Meta)
2026-10-27  4:21 ` [PATCH 1/6] mm/compaction: wait for pfn walkers before poisoning offlined memmap Gregory Price (Meta)
2026-10-27 13:38   ` David Hildenbrand (Arm)
2026-10-27  4:22 ` [PATCH 2/6] mm/page_owner: hold off memory offline while a page is read Gregory Price (Meta)
2026-10-27  4:22 ` [PATCH 3/6] mm/memory-failure: keep the page online while handling it Gregory Price (Meta)
2026-10-27  4:22 ` [PATCH 4/6] mm/page_alloc: don't undo another isolation in alloc_contig_range Gregory Price (Meta)
2026-10-27 13:37   ` David Hildenbrand (Arm)
2026-10-27 14:06     ` Gregory Price (Meta) [this message]
2026-10-27 14:13       ` David Hildenbrand (Arm)
2026-10-27 18:53         ` Zi Yan
2026-10-27 18:58           ` David Hildenbrand (Arm)
2026-10-27 19:38             ` Gregory Price
2026-10-27  4:22 ` [PATCH 5/6] mm/page_alloc: keep the range online while alloc_contig isolates it Gregory Price (Meta)
2026-10-27  4:22 ` [PATCH 6/6] mm/hwpoison-inject: keep the page online while filtering it Gregory Price (Meta)
2026-10-27  8:57 ` [PATCH 0/6] mm: fix pfn walker races with memory offline David Hildenbrand (Arm)
2026-10-27 11:31   ` Gregory Price (Meta)
2026-10-27 12:51     ` David Hildenbrand (Arm)
2026-10-27 13:49       ` Gregory Price (Meta)
2026-10-27 14:25         ` David Hildenbrand (Arm)
2026-10-27 15:49           ` Gregory Price (Meta)

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