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Thu, 12 Feb 2026 14:40:30 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id oKqwAl7mjWl6ewAAD6G6ig (envelope-from ); Thu, 12 Feb 2026 14:40:30 +0000 Date: Thu, 12 Feb 2026 14:40:28 +0000 From: Pedro Falcato To: Nico Pache Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, aarcange@redhat.com, akpm@linux-foundation.org, anshuman.khandual@arm.com, apopple@nvidia.com, baohua@kernel.org, baolin.wang@linux.alibaba.com, byungchul@sk.com, catalin.marinas@arm.com, cl@gentwo.org, corbet@lwn.net, dave.hansen@linux.intel.com, david@kernel.org, dev.jain@arm.com, gourry@gourry.net, hannes@cmpxchg.org, hughd@google.com, jackmanb@google.com, jack@suse.cz, jannh@google.com, jglisse@google.com, joshua.hahnjy@gmail.com, kas@kernel.org, lance.yang@linux.dev, Liam.Howlett@oracle.com, lorenzo.stoakes@oracle.com, mathieu.desnoyers@efficios.com, matthew.brost@intel.com, mhiramat@kernel.org, mhocko@suse.com, peterx@redhat.com, rakie.kim@sk.com, raquini@redhat.com, rdunlap@infradead.org, richard.weiyang@gmail.com, rientjes@google.com, rostedt@goodmis.org, rppt@kernel.org, ryan.roberts@arm.com, shivankg@amd.com, sunnanyong@huawei.com, surenb@google.com, thomas.hellstrom@linux.intel.com, tiwai@suse.de, usamaarif642@gmail.com, vbabka@suse.cz, vishal.moola@gmail.com, wangkefeng.wang@huawei.com, will@kernel.org, willy@infradead.org, yang@os.amperecomputing.com, ying.huang@linux.alibaba.com, ziy@nvidia.com, zokeefe@google.com Subject: Re: [PATCH mm-unstable v1 2/5] mm: introduce is_pmd_order helper Message-ID: <2tveyrrlb5upsx4pak7y7o4gxx5e6lcusyj45or56xel7lpd3t@u4fhc643qsn3> References: <20260212021835.17755-1-npache@redhat.com> <20260212021835.17755-3-npache@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260212021835.17755-3-npache@redhat.com> X-Rspamd-Server: rspam12 X-Stat-Signature: 58izemgpfu1kbbtt3ogpjcpm7frjg4ht X-Rspamd-Queue-Id: 0BEE61C0010 X-Rspam-User: X-HE-Tag: 1770907234-672962 X-HE-Meta: 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 B4n1T1p6 NBk52Lr4gIkrrlJl2gxc+yBxcaUC3ZDUxGlF1BzPM2DYrqPIJpiO1amhtwMayzy5swx8WC23jFg0XnOkx40b3CO/8CsQbBNT8uAYHwjsog7eyhGdta1KUbytOapUeQ4ZoskGquDm7TRMxrBCen3OJx5INozeeSKyXahbOaB89KoNg9RAy3VbF6R8zHlRlCcLaNOLG9hiuzgg6+BPrHWXRp1PSTbDC2pQPp4B/IUV1g9rpVKkjTCQqhioZlVtjZoXS9x3lIisYixtMQStaGq0Swq/8ZG2kd7D1/A63HQEf0hu27D0ApITfKoHP53/OSKYpBKmpcGNOV/RtUzck8JfoGwEvyKYIJjLez8Q2Ql7yxXRxyNCHe1MqzEfKDGnxzHPY5fITOMwV9O4xYUkVA4+RUw3Gn1q4taVxkOUqLfKj0VynVti3pVAwuFABmgSZGss+CwF/lbgdMPd8uTI4FgyNNk4HFCOoIrcr8t8fikJXLhUQp0M= 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 Wed, Feb 11, 2026 at 07:18:32PM -0700, Nico Pache wrote: > In order to add mTHP support to khugepaged, we will often be checking if a > given order is (or is not) a PMD order. Some places in the kernel already > use this check, so lets create a simple helper function to keep the code > clean and readable. > > Reviewed-by: Lorenzo Stoakes > Suggested-by: Lorenzo Stoakes > Signed-off-by: Nico Pache Reviewed-by: Pedro Falcato > > arches# pick b3ace8be204f # mm/khugepaged: rename hpage_collapse_* to collapse_* ^^Oops? -- Pedro