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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> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 Acked-by: David Hildenbrand (arm) --- 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); } =20 -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 ad= dr, int node, struct vmem_altmap *altmap, unsigned long ptpfn, unsigned long flags) { @@ -195,7 +195,7 @@ static void * __meminit vmemmap_alloc_block_zero(unsign= ed long size, int node) return p; } =20 -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 ad= dr, int node) { pmd_t *pmd =3D pmd_offset(pud, addr); if (pmd_none(*pmd)) { @@ -208,7 +208,7 @@ pmd_t * __meminit vmemmap_pmd_populate(pud_t *pud, unsi= gned long addr, int node) return pmd; } =20 -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 ad= dr, int node) { pud_t *pud =3D pud_offset(p4d, addr); if (pud_none(*pud)) { @@ -221,7 +221,7 @@ pud_t * __meminit vmemmap_pud_populate(p4d_t *p4d, unsi= gned long addr, int node) return pud; } =20 -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 ad= dr, int node) { p4d_t *p4d =3D p4d_offset(pgd, addr); if (p4d_none(*p4d)) { @@ -234,7 +234,7 @@ p4d_t * __meminit vmemmap_p4d_populate(pgd_t *pgd, unsi= gned long addr, int node) return p4d; } =20 -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 =3D pgd_offset_k(addr); if (pgd_none(*pgd)) { --=20 2.50.1 (Apple Git-155)