diff options
Diffstat (limited to 'arch/arm64/include/asm/page.h')
-rw-r--r-- | arch/arm64/include/asm/page.h | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/arch/arm64/include/asm/page.h b/arch/arm64/include/asm/page.h index d39ddb258a04..2312e6ee595f 100644 --- a/arch/arm64/include/asm/page.h +++ b/arch/arm64/include/asm/page.h @@ -13,28 +13,41 @@ #ifndef __ASSEMBLY__ #include <linux/personality.h> /* for READ_IMPLIES_EXEC */ +#include <linux/types.h> /* for gfp_t */ #include <asm/pgtable-types.h> -extern void __cpu_clear_user_page(void *p, unsigned long user); -extern void __cpu_copy_user_page(void *to, const void *from, - unsigned long user); +struct page; +struct vm_area_struct; + extern void copy_page(void *to, const void *from); extern void clear_page(void *to); -#define clear_user_page(addr,vaddr,pg) __cpu_clear_user_page(addr, vaddr) -#define copy_user_page(to,from,vaddr,pg) __cpu_copy_user_page(to, from, vaddr) +void copy_user_highpage(struct page *to, struct page *from, + unsigned long vaddr, struct vm_area_struct *vma); +#define __HAVE_ARCH_COPY_USER_HIGHPAGE + +void copy_highpage(struct page *to, struct page *from); +#define __HAVE_ARCH_COPY_HIGHPAGE + +struct folio *vma_alloc_zeroed_movable_folio(struct vm_area_struct *vma, + unsigned long vaddr); +#define vma_alloc_zeroed_movable_folio vma_alloc_zeroed_movable_folio + +void tag_clear_highpage(struct page *to); +#define __HAVE_ARCH_TAG_CLEAR_HIGHPAGE + +#define clear_user_page(page, vaddr, pg) clear_page(page) +#define copy_user_page(to, from, vaddr, pg) copy_page(to, from) typedef struct page *pgtable_t; -extern int pfn_valid(unsigned long); +int pfn_is_map_memory(unsigned long pfn); #include <asm/memory.h> #endif /* !__ASSEMBLY__ */ -#define VM_DATA_DEFAULT_FLAGS \ - (((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0) | \ - VM_READ | VM_WRITE | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) +#define VM_DATA_DEFAULT_FLAGS (VM_DATA_FLAGS_TSK_EXEC | VM_MTE_ALLOWED) #include <asm-generic/getorder.h> |