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Sat, 31 Jan 2026 22:35:55 -0800 (PST) From: chengkaitao To: davem@davemloft.net, andreas@gaisler.com, akpm@linux-foundation.org, david@kernel.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com Cc: kevin.brodsky@arm.com, dave.hansen@linux.intel.com, ziy@nvidia.com, chengkaitao@kylinos.cn, willy@infradead.org, zhengqi.arch@bytedance.com, sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH v6 2/2] mm: Convert vmemmap_p?d_populate() to static functions Date: Sun, 1 Feb 2026 14:35:32 +0800 Message-ID: <20260201063532.44807-3-pilgrimtao@gmail.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260201063532.44807-1-pilgrimtao@gmail.com> References: <20260201063532.44807-1-pilgrimtao@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam12 X-Stat-Signature: qpzb8mpn5qyz93fm6gb8575xuw1rt68j X-Rspamd-Queue-Id: AFF1B40008 X-Rspam-User: X-HE-Tag: 1769927756-809175 X-HE-Meta: U2FsdGVkX19h2Mw9ItMewEG3FXDhCXtLbR3Ec/Q7xK8tyjxFPZsFPEEEg3G6pHiCYvk6a4I4pmCzFX4/cGpHbq9B/qUa9b+HDcGXp1ggCHzmNnwPz0U27vthMJ+K+rQ30ch5k2xcEEqICO8jzvjD7njXq2Cnm6PWplWIx/J/O7wleMqptLhGkPwBal5IOkYoC83ZJjtzcsI1RHwEnjLkg/tf5nb2zt6p8zLUYMjjhIt4/NLpYwDlwxVzP8cNHcR6lhXgAZVCUW5qWD6Y0ilkseyniObuH/CTVIMngjgdu92ywodJ+HL9Euw+1Kr1eZLo5FmM6KbJvEB7/aSvsAI/nbkSti9jo3vOhmplfjgiGpkeARqWdBsqutSJxg1MId/CjQBqHBTVIMgzpo3n72CN1P9zO9Xf8e/42TUUssB/Pf2V6iMPgVqTbLmMCW7xXmyPb8Pkh9lRraOfW7nG+X39OZh+4k6oMVXfSRiMMJ/Cx99czFZqxJ3CFfKB52Fsh4S5LISuaIwcbhd/9gZdwo9z9TMIfcTcBtHek2xseyh/wFLxFfrd8QdHpPOiHOgF8GfpL4+MMeMDd5DkPr/rrrr8BsUfXj2/Huc/zwdgHFBAuIzbJoubchaeTO4DPjVUkyyQz5aDpQ5AbvnnwEoofrbW+Eyjqt+BBZba5XWE90aUA+rVXwUTpABiSgmHnBB+JYzvDMuvdOJZnSj3cPl3XQzFgl7MuDlE5326WxfzNNP/YAz5jFNPd7B0085LTnboUXWZlI0Pq3tn/pmfrNUMZJN1nnT1lkhKwcW95mTUl5jnY+zRR/xMQrSaGBcz/ExbnD7XwOsyKlstxISKv8sB+B0jMGqAe3czBL3wJZHNlYdvBAu6Hrw1MJCotmlViWRcWgQ/z3eCVz7L4z8p6J5Rjs2cx0vbtabaevOJsbJzPZX/G/+O446VIztI+ocOUbMy818PCl2rzXwiyekdkm958H1 +v6K3D9u 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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: From: Chengkaitao Since the vmemmap_p?d_populate functions are unused outside the mm subsystem, we can remove their external declarations and convert them to static functions. Signed-off-by: Chengkaitao --- include/linux/mm.h | 7 ------- mm/sparse-vmemmap.c | 10 +++++----- 2 files changed, 5 insertions(+), 12 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index f0d5be9dc736..10a0664b4ce2 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -4238,13 +4238,6 @@ unsigned long section_map_size(void); struct page * __populate_section_memmap(unsigned long pfn, unsigned long nr_pages, int nid, struct vmem_altmap *altmap, struct dev_pagemap *pgmap); -pgd_t *vmemmap_pgd_populate(unsigned long addr, int node); -p4d_t *vmemmap_p4d_populate(pgd_t *pgd, unsigned long addr, int node); -pud_t *vmemmap_pud_populate(p4d_t *p4d, unsigned long addr, int node); -pmd_t *vmemmap_pmd_populate(pud_t *pud, unsigned long addr, int node); -pte_t *vmemmap_pte_populate(pmd_t *pmd, unsigned long addr, int node, - struct vmem_altmap *altmap, unsigned long ptpfn, - unsigned long flags); void *vmemmap_alloc_block(unsigned long size, int node); struct vmem_altmap; void *vmemmap_alloc_block_buf(unsigned long size, int node, diff --git a/mm/sparse-vmemmap.c b/mm/sparse-vmemmap.c index 37522d6cb398..67f9a08c2376 100644 --- a/mm/sparse-vmemmap.c +++ b/mm/sparse-vmemmap.c @@ -151,7 +151,7 @@ void __meminit vmemmap_verify(pte_t *pte, int node, start, end - 1); } -pte_t * __meminit vmemmap_pte_populate(pmd_t *pmd, unsigned long addr, int node, +static pte_t * __meminit vmemmap_pte_populate(pmd_t *pmd, unsigned long addr, int node, struct vmem_altmap *altmap, unsigned long ptpfn, unsigned long flags) { @@ -195,7 +195,7 @@ static void * __meminit vmemmap_alloc_block_zero(unsigned long size, int node) return p; } -pmd_t * __meminit vmemmap_pmd_populate(pud_t *pud, unsigned long addr, int node) +static pmd_t * __meminit vmemmap_pmd_populate(pud_t *pud, unsigned long addr, int node) { pmd_t *pmd = pmd_offset(pud, addr); if (pmd_none(*pmd)) { @@ -208,7 +208,7 @@ pmd_t * __meminit vmemmap_pmd_populate(pud_t *pud, unsigned long addr, int node) return pmd; } -pud_t * __meminit vmemmap_pud_populate(p4d_t *p4d, unsigned long addr, int node) +static pud_t * __meminit vmemmap_pud_populate(p4d_t *p4d, unsigned long addr, int node) { pud_t *pud = pud_offset(p4d, addr); if (pud_none(*pud)) { @@ -221,7 +221,7 @@ pud_t * __meminit vmemmap_pud_populate(p4d_t *p4d, unsigned long addr, int node) return pud; } -p4d_t * __meminit vmemmap_p4d_populate(pgd_t *pgd, unsigned long addr, int node) +static p4d_t * __meminit vmemmap_p4d_populate(pgd_t *pgd, unsigned long addr, int node) { p4d_t *p4d = p4d_offset(pgd, addr); if (p4d_none(*p4d)) { @@ -234,7 +234,7 @@ p4d_t * __meminit vmemmap_p4d_populate(pgd_t *pgd, unsigned long addr, int node) return p4d; } -pgd_t * __meminit vmemmap_pgd_populate(unsigned long addr, int node) +static pgd_t * __meminit vmemmap_pgd_populate(unsigned long addr, int node) { pgd_t *pgd = pgd_offset_k(addr); if (pgd_none(*pgd)) { -- 2.50.1 (Apple Git-155)