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Howlett" To: Charan Teja Kalla Cc: David Hildenbrand , Lorenzo Stoakes , maple-tree@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Andrew Morton , Jann Horn , Pedro Falcato , shikemeng@huaweicloud.com, kasong@tencent.com, nphamcs@gmail.com, bhe@redhat.com, baohua@kernel.org, chrisl@kernel.org, Matthew Wilcox Subject: Re: [RFC PATCH 0/6] Remove XA_ZERO from error recovery of Message-ID: Mail-Followup-To: "Liam R. 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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: * Charan Teja Kalla [250818 10:27]: >=20 > On 8/18/2025 3:14 PM, David Hildenbrand wrote: > >> Before you read on, please take a moment to acknowledge that David > >> Hildenbrand asked for this, so I'm blaming mostly him =F0=9F=99=82 > >=20 >=20 > Just curious If we can go by the suggestion of mm unstable check just > for the 6.12, as it is LTS. I can't see this issue on branches earlier > to it. As well this patchset is not getting applied cleanly on 6.12. This was developed against mm-new to be applied and potentially backported, but it's an RFC right now so it won't be applied anywhere. I think you still should be checking the MMF_UNSTABLE in the swap path, as David suggested as a hotfix [1]. Considering it's a single mm global check before iterating, it should be checked regardless of what happens with this RFC. Thanks, Liam [1]. https://lore.kernel.org/linux-mm/9178bf98-2ea7-4ad8-ad43-cdcc02ab863d= @redhat.com/