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Tue, 12 May 2026 08:28:56 +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 n1NXF8jkAmpyewAAD6G6ig (envelope-from ); Tue, 12 May 2026 08:28:56 +0000 Date: Tue, 12 May 2026 10:28:54 +0200 From: Oscar Salvador To: "David Hildenbrand (Arm)" Cc: "David S. Miller" , Andreas Larsson , Mike Rapoport , Andrew Morton , Alexander Gordeev , Gerald Schaefer , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Sven Schnelle , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-s390@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH 2/8] mm/bootmem_info: drop initialization of page->lru Message-ID: References: <20260511-bootmem_info_prep-v1-0-3fb0be6fc688@kernel.org> <20260511-bootmem_info_prep-v1-2-3fb0be6fc688@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260511-bootmem_info_prep-v1-2-3fb0be6fc688@kernel.org> X-Stat-Signature: hjesyxodn18n6msup3hea6md5yite7jb X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 2A0BD18000B X-Rspam-User: X-HE-Tag: 1778574538-392059 X-HE-Meta: U2FsdGVkX19WEJiJQnyijl+Yl6w5T9GVUBWyQ42odMbSMxbutTNBQ1C/zZ72WnvIdkcILB4Ks2yfeKoidWddHf9wn2i6Une6bzR5K2j4+/g8ukbxlxdu6poRH5v3/Rgj1mPB5Is/sWdP5fOUrlgAeG04fDHyNnY/1B+H25DiotOU8jfohoaP8wYcJuuWz/VFImJsMtbRgnvduYijsLsM3Dv4T1lwjzX9uc0rQohhxAgTXnzfXoSRv2MuCpDPA8E+mt386qU85Da+B89iZema2YetCvJRO4MqKwqfi1odzy/2XZCzDG0c0KF83KaWWRsVb8SU3fihKw3znURy2LoOVX6yR3CJXKe42am/S0hCK2PBR3xTjZs0jeAwubTauNGMUDS0IMmBZ6bQp3VI9gKKt4sD8Dt4KTYE+foeccarNzmIes/q+k2QkFbzgzGFxRfg+EYDLCPD0MEHFbrmvsN/PTeeYlbLntpgWpuACzRmarNHR35rQ8D5VsCgrdCZoNf/FrAPge8E1tzeBjfp2fKzY06txuc4rMSfiFP4OTovvzdn/xQPzM2L1IZvkww0UQBZtt0f4Kmc5C5xaox08bz416bdSOiq0Jz1chl1uksYheKAK145m82+IqHJJVETHtfspwLE3JycYhDfCOfq1JJfp8PNyLZv3DeR110Ux3Flnj/PaeWAeXhPJv+Mus5+5lENLVLeDS/Qzl2IRKqd4gJL32zn2JyJ7bgD83fN7pFA6qClNhGg0vt6shOahHPKIjwIlKvwqh3XyAzCYYndfL/fMDU108+vclmCwIhRuCXWyY0b5DWKswRuJHU6cGKBm0eUy9msLtFh8kXpSY53xAMaSPi0xtFnu1FXkLeIyoUwTaBwuW77JpcJDPqGLZaUEzt0CG9QEwKrOUtzTixRzOl8hVZg3bP8iq/yb8ksXcbG+Lg5Q8rfpyHc9ZHijdkaK2uuV0H9s+HTThh8RdFY3NC QQUvFdHj Za/vcv2dn6ApOIlf5TXrPUICpXt+pj5QV1O4KEh4qbbCPmNkUKZP1Gg2sog0U8trWvukENa04t5uuSVs0SZzc4ZWhF3gTO40TOC2tq+gKW2Jb6swJKnkDuJxHG/KFWvtUJY1pKDXtv4DOepjRBPnW2nVkVDYx9KDHLqrUOzIZ/omIDMLoJaKW4rvmQTaAecP+phdOiL6pnVIW5zmyKTzkUQ4Gl82l4zIezDaItM5O3Rd4qvy5oCGJE1I+aQp5pH/sZqZU4Oi3o6aS7LwpCD5k6B7ZFOSECKwenIphPyAUDj6p+eCc+LTzwCY08SdzwHxYqcrHX2LGzdTbh0A= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, May 11, 2026 at 04:05:30PM +0200, David Hildenbrand (Arm) wrote: > In the past, we used to store the type in page->lru.next, introduced by > commit 5f24ce5fd34c ("thp: remove PG_buddy"). The location changed over > the years; ever since commit 0386aaa6e9c8 ("bootmem: stop using > page->index"), we store it alongside the info in page->private. > > Consequently, there is no need to reset page->lru anymore. > > Signed-off-by: David Hildenbrand (Arm) Acked-by: Oscar Salvador -- Oscar Salvador SUSE Labs