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Sat, 14 Nov 2026 11:56:58 -0800 (PST) Received: from [172.22.0.2] ([4.16.0.251]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ee0f8dc955sm22202275ad.62.2026.11.14.11.56.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 14 Nov 2026 11:56:57 -0800 (PST) Date: Sat, 14 Nov 2026 11:56:51 -0800 From: Chris Down To: "Lorenzo Stoakes (ARM)" Cc: David Hildenbrand , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , David Rientjes , Shakeel Butt , Andrew Morton , Jann Horn , Pedro Falcato , "Matthew Wilcox (Oracle)" , Jan Kara , Nhat Pham , Johannes Weiner , Zi Yan , Matthew Brost , Joshua Hahn , Byungchul Park , Gregory Price , Ying Huang , Alistair Popple , Usama Arif , Kairui Song , Balbir Singh , =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= , Kiryl Shutsemau , Yu-cheng Yu , Dave Hansen , Dennis Zhou , Tejun Heo , Christoph Lameter , Peng Fan , Josef Bacik , Chris Mason , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, "Borislav Petkov (AMD)" , Mark Brown , "Dennis Zhou (Facebook)" , Rick Edgecombe , Josef Bacik , stable@vger.kernel.org Subject: Re: [PATCH v2 07/13] mm/migrate_device: look up fault folio after a split In-Reply-To: <20261113-mason-migrate-et-al-fixes-v2-7-50a2ed382b61@kernel.org> References: <20261113-mason-migrate-et-al-fixes-v2-0-50a2ed382b61@kernel.org> <20261113-mason-migrate-et-al-fixes-v2-7-50a2ed382b61@kernel.org> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Disposition: inline Message-ID: <20261114115651.2b3100f5d9444151@chrisdown.name> User-Agent: Mutt/2.4.3 (cc9e3943) (2026-10-09) X-Rspamd-Queue-Id: 49C55180002 X-Rspamd-Server: rspam12 X-Stat-Signature: qagejrhscd9csu3ssajfn6euuxr6oy4y X-Rspam-User: X-Spam-Status: No, score=-12.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=4.0.1 X-HE-Tag: 1794686219-606496 X-HE-Meta: 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 MqCYVOHS 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Hi Lorenzo, Thanks! I've tested this along with 06/13 with the HMM selftests that split the fault folio, and it works well. Reviewed-by: Chris Down Tested-by: Chris Down Chris