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b=RBZfi93e3zJ4ckLzdlnY6RSFqBPL9eEv6o1YyJsTO8y2D4QGjEjb1xlwH+XkscKhk fe1hZSD5vXy07mB4Gr+M/VK+62cxLv/RRvZsQw4XNvkyhkncKUGIibXhSCymMaS9pG wSe8NvtdO7Xu3HElPpcn+YYBLD2uKhEnUI/BSMvBVLU8soi3YenhfYL+12pt/GnW4m 9VjtQ1ob8nNLXvtRLmXIW4cdSIyKPy/nMFJ3ouO5ad0+tURt5dzckgb0JQFtHykPA9 tWjWrP9KMxHd1JEGZ84hzWthw8m1uW5ukUGlmuPlEyukNifl4vvq5dKQ7FOpemOIad G9/QFNMAG2feA== Message-ID: <6e17dab8-cc85-4d68-a7b0-c187754572df@kernel.org> Date: Tue, 6 Jan 2026 19:47:54 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH V2 5.15.y 0/2] Fix bad pmd due to race between change_prot_numa() and THP migration To: Harry Yoo Cc: stable@vger.kernel.org, Liam.Howlett@oracle.com, akpm@linux-foundation.org, baohua@kernel.org, baolin.wang@linux.alibaba.com, dev.jain@arm.com, hughd@google.com, jane.chu@oracle.com, jannh@google.com, kas@kernel.org, lance.yang@linux.dev, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, npache@redhat.com, pfalcato@suse.de, ryan.roberts@arm.com, vbabka@suse.cz, ziy@nvidia.com References: <20260106115036.86042-1-harry.yoo@oracle.com> <3c1000ae-6c4b-4b03-a458-e74edf64db8f@kernel.org> From: "David Hildenbrand (Red Hat)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Stat-Signature: fb5ynugwq3tssmpjy7hey41kniigy6iy X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 62673120011 X-Rspam-User: X-HE-Tag: 1767725282-715368 X-HE-Meta: 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 gLm5Hz/I jA1fbpIq2b3Vf2HHms/1/OLzx7ncTKUuXo0eYRsxdv4Lo5huMwkPxxRcAe5yjwM/93K4Acp5OHgFmPp//MRKFKgSF0YUUKzKUtr9EMiaRdFNm+c2hAbZ9SJFbqR6uNIV4p/EnprZYIwCcb8bXAt4cwrFj9lLMJFOnpiBmVccPQca8YJQ5OItJtEg6pAFMQ8oHwpO1xOPxkGphX7GYxuAL7lUd/dOQ/Know9j/rllAaG2G3gkBNTYkeGzIEbWF0tNDTP024ir4gK36Q50iQIjYeiqjh/iaoJHsymdw3tDXj9ZrCegTB9Id7dfvtNNLQrSwr/557PujfjiEs1g= 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 1/6/26 15:57, Harry Yoo wrote: > On Tue, Jan 06, 2026 at 03:35:32PM +0100, David Hildenbrand (Red Hat) wrote: >> On 1/6/26 12:50, Harry Yoo wrote: >>> V1 -> V2: >>> - Because `pmd_val` variable broke ppc builds due to its name, >>> renamed it to `_pmd`. see [1]. >>> [1] https://lore.kernel.org/stable/aS7lPZPYuChOTdXU@hyeyoo >>> >> >> Ouch. > > Haha, it was really unexpected :) > >>> - Added David Hildenbrand's Acked-by [2], thanks a lot! >>> [2] https://lore.kernel.org/linux-mm/ac8d7137-3819-4a75-9dd3-fb3d2259ebe4@kernel.org/ >> >> LGTM > > Thanks! > > Perhaps I should have clarified if your Acked-by: > applies only to 6.1.y or ealier versions as well (5.15.y, 5.10.y, 5.4.y). > > What do you think? > (planning to send 5.10.y and 5.4.y versions tomorrow) I don't expect there to be a lot of difference, so feel free to slap them on all, and I'll briefly scan the patches when you send them around. -- Cheers David