{"id":2219943,"url":"http://patchwork.ozlabs.org/api/1.2/patches/2219943/?format=json","web_url":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260405125240.2558577-19-songmuchun@bytedance.com/","project":{"id":2,"url":"http://patchwork.ozlabs.org/api/1.2/projects/2/?format=json","name":"Linux PPC development","link_name":"linuxppc-dev","list_id":"linuxppc-dev.lists.ozlabs.org","list_email":"linuxppc-dev@lists.ozlabs.org","web_url":"https://github.com/linuxppc/wiki/wiki","scm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git","webscm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/","list_archive_url":"https://lore.kernel.org/linuxppc-dev/","list_archive_url_format":"https://lore.kernel.org/linuxppc-dev/{}/","commit_url_format":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}"},"msgid":"<20260405125240.2558577-19-songmuchun@bytedance.com>","list_archive_url":"https://lore.kernel.org/linuxppc-dev/20260405125240.2558577-19-songmuchun@bytedance.com/","date":"2026-04-05T12:52:09","name":"[18/49] mm/mm_init: make __init_page_from_nid() static","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"4aed8778be10b884630c4e73dce983081176f266","submitter":{"id":78930,"url":"http://patchwork.ozlabs.org/api/1.2/people/78930/?format=json","name":"Muchun Song","email":"songmuchun@bytedance.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260405125240.2558577-19-songmuchun@bytedance.com/mbox/","series":[{"id":498783,"url":"http://patchwork.ozlabs.org/api/1.2/series/498783/?format=json","web_url":"http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=498783","date":"2026-04-05T12:51:51","name":"mm: Generalize vmemmap optimization for DAX and HugeTLB","version":1,"mbox":"http://patchwork.ozlabs.org/series/498783/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2219943/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2219943/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=bytedance.com header.i=@bytedance.com\n header.a=rsa-sha256 header.s=google header.b=hNp3kjb/;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; 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Howlett\" ,\n\tVlastimil Babka ,\n\tMike Rapoport ,\n\tSuren Baghdasaryan ,\n\tMichal Hocko ,\n\tNicholas Piggin ,\n\tChristophe Leroy ,\n\taneesh.kumar@linux.ibm.com,\n\tjoao.m.martins@oracle.com,\n\tlinux-mm@kvack.org,\n\tlinuxppc-dev@lists.ozlabs.org,\n\tlinux-kernel@vger.kernel.org,\n\tMuchun Song ","Subject":"[PATCH 18/49] mm/mm_init: make __init_page_from_nid() static","Date":"Sun, 5 Apr 2026 20:52:09 +0800","Message-Id":"<20260405125240.2558577-19-songmuchun@bytedance.com>","X-Mailer":"git-send-email 2.20.1","In-Reply-To":"<20260405125240.2558577-1-songmuchun@bytedance.com>","References":"<20260405125240.2558577-1-songmuchun@bytedance.com>","X-Mailing-List":"linuxppc-dev@lists.ozlabs.org","List-Id":"","List-Help":"","List-Owner":"","List-Post":"","List-Archive":",\n ","List-Subscribe":",\n ,\n ","List-Unsubscribe":"","Precedence":"list","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-Spam-Status":"No, score=-0.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID,\n\tDKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS\n\tautolearn=disabled version=4.0.1 OzLabs 8","X-Spam-Checker-Version":"SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org"},"content":"Since last commit removed the only external user of __init_page_from_nid(),\nthis function is now only used locally within mm/mm_init.c under the\nCONFIG_DEFERRED_STRUCT_PAGE_INIT block.\n\nMake __init_page_from_nid() static, move it inside the\nCONFIG_DEFERRED_STRUCT_PAGE_INIT block to clean up the code.\n\nSigned-off-by: Muchun Song \n---\n mm/internal.h | 1 -\n mm/mm_init.c | 4 ++--\n 2 files changed, 2 insertions(+), 3 deletions(-)","diff":"diff --git a/mm/internal.h b/mm/internal.h\nindex 8232084f0c5e..a8acabcd1d93 100644\n--- a/mm/internal.h\n+++ b/mm/internal.h\n@@ -1755,7 +1755,6 @@ static inline bool pte_needs_soft_dirty_wp(struct vm_area_struct *vma, pte_t pte\n \n void __meminit __init_single_page(struct page *page, unsigned long pfn,\n \t\t\t\tunsigned long zone, int nid);\n-void __meminit __init_page_from_nid(unsigned long pfn, int nid);\n \n /* shrinker related functions */\n unsigned long shrink_slab(gfp_t gfp_mask, int nid, struct mem_cgroup *memcg,\ndiff --git a/mm/mm_init.c b/mm/mm_init.c\nindex 7a710fcbe3c8..977a837b7ef6 100644\n--- a/mm/mm_init.c\n+++ b/mm/mm_init.c\n@@ -686,10 +686,11 @@ static __meminit void pageblock_migratetype_init_range(unsigned long pfn,\n \t}\n }\n \n+#ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT\n /*\n * Initialize a reserved page unconditionally, finding its zone first.\n */\n-void __meminit __init_page_from_nid(unsigned long pfn, int nid)\n+static void __meminit __init_page_from_nid(unsigned long pfn, int nid)\n {\n \tpg_data_t *pgdat;\n \tint zid;\n@@ -709,7 +710,6 @@ void __meminit __init_page_from_nid(unsigned long pfn, int nid)\n \t\t\t\tfalse);\n }\n \n-#ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT\n static inline void pgdat_set_deferred_range(pg_data_t *pgdat)\n {\n \tpgdat->first_deferred_pfn = ULONG_MAX;\n","prefixes":["18/49"]}