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Sun, 05 Apr 2026 05:54:14 -0700 (PDT) From: Muchun Song To: Andrew Morton , David Hildenbrand , Muchun Song , Oscar Salvador , Michael Ellerman , Madhavan Srinivasan Cc: Lorenzo Stoakes , "Liam R . Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Nicholas Piggin , Christophe Leroy , aneesh.kumar@linux.ibm.com, joao.m.martins@oracle.com, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Chengkaitao Subject: [PATCH 08/49] mm: Convert vmemmap_p?d_populate() to static functions Date: Sun, 5 Apr 2026 20:51:59 +0800 Message-Id: <20260405125240.2558577-9-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> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: w6idmxt9eokr94bqnbioxgooztjizd7y X-Rspamd-Queue-Id: 1B05F140002 X-Rspam-User: X-Rspamd-Server: rspam03 X-HE-Tag: 1775393655-666752 X-HE-Meta: U2FsdGVkX18eLwrPdnci5OXz8xbUcRmJOcmqZ3O5ieco/4fUqZ9hNWvNk9AfG7HPUx+JKJfN5+Hz3Lhb2KVT6/n8GbusF58klqgm/30881hxZ7DCFWtdNySP/9DzRIxzotLAFugtJwuWelfV/vFvm39A98Re3ubJqtxcyZvOedpOVygffo8W6Oce8D/Qd8ria2sR+3VJt6FXqg+8qmc5w6/hVce39g1pdICUkjl+nm2VHEe87xGZsnBusSgxYAVMvvBCktyl7aV1eRkihJroLmbh3TKH3fVu0jp9UWtFp8bT4cZXPU9dLIrylVIHJ4FxT11WezdBziErxPPLIQqR63hY6xJmoEffB0OgD852HmDzuU1/NWyMAPVO2IPNFIVCl2mltA+2INdge8C1E5FFTbemwUc2RHlv/0QV9iflkjjadBQO5JQZIxPNz5hb+0J77FIEpjMMslyF29HCFEDATXk7E4zMNS8DNWy55hnVk7iC4mXl7WRDOAQ96x75+9suIWF+b1IOvsE7Pjk+BddY2ANQvbP0kvuT+dfBJNDyOPOqzBCNW9rivFupcjyYfZ6/5HAvY5O6XxGDXxOzumDSrbmMVS0GNH9+n2Z0RVSRMk4f7RpTLYHUqqEKCf2oy4KrZqiANGOxbKESLmU2rj0FZupBKNIKksC2frgRTPI0V76VZE1LIXUg5FHX6Mxh4TUhRlgT8rD0ws59NsmufV7slo0DdGMlqXHWv2EapOngfP9ThO3jwXcs3gbZWMFpFGjDKr0y3ohPoyfTWBV+h49kLNnIyYcUnj61Q4SZXL7kX0FuePZJathJmPxgfyN5va0FtMxWpoagyVfVbdDZE7y/njV14H10R8ccZlMjNqm5uzH9H9rIxP5OjzsrCVEnCTjIB83oIqNNHUguesaFziKprF9OzYxnvYK/k6rEGCrlVFqX3ydM/mT14k84Y8hzgJUDjoy2w6SHDvmq45doN/J OPZAMNPm 0+7GLSdLH8TofW/Ch+sO2dwJHf0y9P77w1lqYZTCjLz3bTiVEsqRbiWd3zXDF0IOUAQvNEV85cg0J+GVEqI+/IH1NzNQhJTQanhbjGz9x6IVxSoXfP+960Lm0Incy1lK/hhBRLADXZliDtCvXFNN0hkwZ13h0kBa/L6emSBfEe7PV4vHEMPqzQ7m3KjEYlwzPD3OG4nhNhyBBqHJkcxz9dchuHIVQF341RhAETvD8cw49IxZ0lu7BhokP+FghQIKjVmB8Yjw6/Tpy7CWHGHTpLWNqgme4FCzSnhsRCaMmUZVWj4rQwaCRdFDB8oBrN4rYbtV2p1zvC2S3BeDV4coW/slWkkg2HeeSNZYP9pUAO52gyRqieAvNASd3bzbkOysaa8o+5dhIsgKKVAHofVTLfQxZjMiSHdtYnx+z87/b29YaRdA= 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 bebc5f892f81..aa8c05de7585 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -4860,13 +4860,6 @@ 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 d3096de04cc6..0ee03db0b22f 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)) { -- 2.20.1