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b=chO1Qb5t7ZzJSgbtGI4XzIshPjgG+GDMD8/31mCdnKdBDh7IfBgRZl6RoKm9acU+r uG9FaaPtSfnw587NCy+R4i6H6jHfljlL2nSucULJbn48Qwt96reOegxeFCyxRv8F3H vBV98RXnsWVYNEus0QuqJ5I8PoLZWt+fdM8ri3H0YBoUYChjK6ajBPFIx94OlD8FRi W9ONN7fN7FbEId9jwnw+18fftkrGnJroF/UyMQXV79Ba4TrdIeKb6XEV/DGCIYD69Z Jpo7LOA/m9z1YBkLaOkqWrpmK+4KzOLgbmlFGv3aJ/kqDRwnyL8YgsonJeJLImuc+m gcbAbyUnw1JHg== Message-ID: Date: Fri, 2 Oct 2026 21:24:17 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v8 08/14] s390: move has_transparent_hugepage() out of THP guard To: Luiz Capitulino , linux-kernel@vger.kernel.org, linux-mm@kvack.org, baolin.wang@linux.alibaba.com, ziy@nvidia.com, lance.yang@linux.dev Cc: corbet@lwn.net, tsbogend@alpha.franken.de, maddy@linux.ibm.com, mpe@ellerman.id.au, agordeev@linux.ibm.com, gerald.schaefer@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, x86@kernel.org, tglx@kernel.org, mingo@redhat.com, bp@alien8.de, hughd@google.com, dave.hansen@linux.intel.com, djbw@kernel.org, vishal.l.verma@intel.com, dave.jiang@intel.com, akpm@linux-foundation.org, yintirui@huawei.com, dev.jain@arm.com, usama.arif@linux.dev References: From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Stat-Signature: zhqm5o4n8rhi8drhenkpt4wio3mia8gj X-Rspam-User: X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: A12BD8000F X-HE-Tag: 1790969068-722148 X-HE-Meta: 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 cmKyaH37 T5Z6MhPI+W7W+vR1sVajdBEQRRLYJdKC6BdwLLCJDq88aCXVNKriQIpr0pN4Ba/eftKCdOyU2e8tPyr3CqJ/lyxoPXMXIOAtuGCc9aLNcRvgRy+mwp0ZqwGrNCjOnWoJWMc5QLwo8O+5Um01Y/rlrUtaDHjo0MAcHk5OUJW8pUyhUTvjE7BOBf5ZpSn3ki/1ODLhwaWVUXkqfh/KHsageUmpxMCtkrh74XUTQpWE1xOSkS/A+Ieo3SYeagwvWwXzBSFkje//EXtZMh+ILQ4akPboZxjjVvmQKUeN4dg1tQSY+Llw1efSqWkZ2sPF/OH7pwPW4PMPL8B6nSySlf4F9EBu+bEpDiorgdMlAjogCBaT5ItqNoSeX8rw40DEc9aEyacgw Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 9/18/26 03:45, Luiz Capitulino wrote: > A future commit will introduce a kernel API to allow for checking if the > CPU supports PMD-sized pages. This API will be based on the > has_transparent_hugepage() implementation but will be orthogonal to THP > and therefore must work when CONFIG_TRANSPARENT_HUGEPAGE=n. > > Move its definition out of the THP guard. > > Signed-off-by: Luiz Capitulino Acked-by: David Hildenbrand (Arm) -- Cheers, David