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From: Kyle Meyer <kyle.meyer@hpe.com>
To: Michal Hocko <mhocko@suse.com>,
	"David Hildenbrand (Arm)" <david@kernel.org>
Cc: akpm@linux-foundation.org, corbet@lwn.net, linmiaohe@huawei.com,
	shuah@kernel.org, tony.luck@intel.com, jane.chu@oracle.com,
	jiaqiyan@google.com, Liam.Howlett@oracle.com, bp@alien8.de,
	hannes@cmpxchg.org, jack@suse.cz, joel.granados@kernel.org,
	laoar.shao@gmail.com, lorenzo.stoakes@oracle.com,
	mclapinski@google.com, nao.horiguchi@gmail.com,
	osalvador@suse.de, rafael.j.wysocki@intel.com, rppt@kernel.org,
	russ.anderson@hpe.com, shawn.fan@intel.com, surenb@google.com,
	vbabka@suse.cz, linux-acpi@vger.kernel.org,
	linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-kselftest@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH v3] mm/memory-failure: Support disabling soft offline for HugeTLB pages
Date: Fri, 18 Sep 2026 11:03:00 -0500	[thread overview]
Message-ID: <aq1gtOOUqU1-RJJu@hpe.com> (raw)
In-Reply-To: <67b63b36-82c9-45d4-8dd3-1bec2823a123@kernel.org>

On Wed, Sep 16, 2026 at 04:30:46PM +0200, David Hildenbrand (Arm) wrote:
> On 9/16/26 15:45, Michal Hocko wrote:
> > On Wed 16-09-26 15:28:01, David Hildenbrand wrote:
> >> On 9/16/26 15:19, Michal Hocko wrote:
> >>>
> >>> Yes, no dispute on that. But we have HW poisoning for exactly that
> >>> purpose, no?
> >>
> >> Well, that tells you that the page content is effectively gone and should be
> >> tried to be recovered / migrated away. Unless I am messing up terminology here.
> > 
> > Maybe it is me messing up the terminology...
> > But I guess we have established that whether soft offlining is being
> > abused or not, excluding hugetlb through a configuration is just a wrong
> > thing to do.
> 
> Yes, it's odd that you wouldn't want to evacuate hugetlb but everything else.

Thanks for the feedback, Michal and David.

I'll drop this series.

It sounds like the consensus is to keep soft offline behavior the same across
page types.

Thanks,
Kyle Meyer

      reply	other threads:[~2026-09-18 16:04 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-14 23:49 Kyle Meyer
2026-09-15  0:37 ` Andrew Morton
2026-09-15  0:57   ` Kyle Meyer
2026-09-15  8:31 ` Michal Hocko
2026-09-15 17:55   ` Kyle Meyer
2026-09-16  8:52     ` Michal Hocko
2026-09-16 13:08       ` David Hildenbrand (Arm)
2026-09-16 13:19         ` Michal Hocko
2026-09-16 13:28           ` David Hildenbrand (Arm)
2026-09-16 13:45             ` Michal Hocko
2026-09-16 14:30               ` David Hildenbrand (Arm)
2026-09-18 16:03                 ` Kyle Meyer [this message]

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