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Mon, 08 Dec 2025 06:36:36 -0800 (PST) Received: from localhost ([185.92.221.13]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b79f4976003sm1082306166b.36.2025.12.08.06.36.35 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Mon, 08 Dec 2025 06:36:36 -0800 (PST) From: Wei Yang To: akpm@linux-foundation.org, david@kernel.org, lorenzo.stoakes@oracle.com, ziy@nvidia.com, baolin.wang@linux.alibaba.com, Liam.Howlett@oracle.com, npache@redhat.com, ryan.roberts@arm.com, dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev, linmiaohe@huawei.com, nao.horiguchi@gmail.com Cc: linux-mm@kvack.org, Wei Yang Subject: [RFC Patch 05/11] mm/huge_memory: remove unused function split_huge_page_to_order() Date: Mon, 8 Dec 2025 14:36:10 +0000 Message-Id: <20251208143616.20797-6-richard.weiyang@gmail.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20251208143616.20797-1-richard.weiyang@gmail.com> References: <20251208143616.20797-1-richard.weiyang@gmail.com> X-Rspamd-Queue-Id: 1BBAA40019 X-Stat-Signature: umabqxogtnzuzd1fhegfadjgwzqgy49t X-Rspam-User: X-Rspamd-Server: rspam02 X-HE-Tag: 1765204597-542250 X-HE-Meta: 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 qwhajNNv 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 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: The function split_huge_page_to_order() is no longer called by any part of the codebase. This commit removes the function entirely, cleaning up the code and eliminating dead API. Signed-off-by: Wei Yang Cc: Zi Yan --- include/linux/huge_mm.h | 9 --------- 1 file changed, 9 deletions(-) diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index 872b4ed2a477..cf38ed6b9835 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -384,10 +384,6 @@ static inline int split_huge_page_to_list_to_order(struct page *page, struct lis { return __split_huge_page_to_list_to_order(page, list, new_order); } -static inline int split_huge_page_to_order(struct page *page, unsigned int new_order) -{ - return split_huge_page_to_list_to_order(page, NULL, new_order); -} static inline int split_folio_to_order(struct folio *folio, int new_order) { @@ -624,11 +620,6 @@ split_huge_page_to_list_to_order(struct page *page, struct list_head *list, VM_WARN_ON_ONCE_PAGE(1, page); return -EINVAL; } -static inline int split_huge_page_to_order(struct page *page, unsigned int new_order) -{ - VM_WARN_ON_ONCE_PAGE(1, page); - return -EINVAL; -} static inline int split_huge_page(struct page *page) { VM_WARN_ON_ONCE_PAGE(1, page); -- 2.34.1