From 2045a3b8911b6ee64dd9b522d61abc468ecdcdb5 Mon Sep 17 00:00:00 2001 From: Feiyang Chen Date: Thu, 27 Oct 2022 20:52:52 +0800 Subject: mm/sparse-vmemmap: generalise vmemmap_populate_hugepages() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Generalise vmemmap_populate_hugepages() so ARM64 & X86 & LoongArch can share its implementation. Link: https://lkml.kernel.org/r/20221027125253.3458989-4-chenhuacai@loongson.cn Signed-off-by: Feiyang Chen Signed-off-by: Huacai Chen Acked-by: Will Deacon Acked-by: Dave Hansen Reviewed-by: Arnd Bergmann Cc: Andy Lutomirski Cc: Catalin Marinas Cc: Dinh Nguyen Cc: Guo Ren Cc: Jiaxun Yang Cc: Min Zhou Cc: Peter Zijlstra Cc: Philippe Mathieu-Daudé Cc: Thomas Bogendoerfer Cc: Xuefeng Li Cc: Xuerui Wang Cc: Muchun Song Signed-off-by: Andrew Morton --- include/linux/mm.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'include') diff --git a/include/linux/mm.h b/include/linux/mm.h index 7c31f898337c..472cb60ace07 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -3373,8 +3373,14 @@ struct vmem_altmap; void *vmemmap_alloc_block_buf(unsigned long size, int node, struct vmem_altmap *altmap); void vmemmap_verify(pte_t *, int, unsigned long, unsigned long); +void vmemmap_set_pmd(pmd_t *pmd, void *p, int node, + unsigned long addr, unsigned long next); +int vmemmap_check_pmd(pmd_t *pmd, int node, + unsigned long addr, unsigned long next); int vmemmap_populate_basepages(unsigned long start, unsigned long end, int node, struct vmem_altmap *altmap); +int vmemmap_populate_hugepages(unsigned long start, unsigned long end, + int node, struct vmem_altmap *altmap); int vmemmap_populate(unsigned long start, unsigned long end, int node, struct vmem_altmap *altmap); void vmemmap_populate_print_last(void); -- cgit v1.2.3