| /linux-6.6.21/arch/m68k/mm/ |
| D | init.c | 40 void *empty_zero_page; variable
41 EXPORT_SYMBOL(empty_zero_page);
71 empty_zero_page = memblock_alloc(PAGE_SIZE, PAGE_SIZE); in paging_init()
72 if (!empty_zero_page) in paging_init()
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| D | sun3mmu.c | 47 empty_zero_page = memblock_alloc(PAGE_SIZE, PAGE_SIZE); in paging_init()
48 if (!empty_zero_page) in paging_init()
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| /linux-6.6.21/arch/sh/kernel/ |
| D | vmlinux.lds.S | 25 .empty_zero_page : AT(ADDR(.empty_zero_page)) {
26 *(.empty_zero_page)
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| D | head_32.S | 28 .section .empty_zero_page, "aw"
29 ENTRY(empty_zero_page)
42 .skip PAGE_SIZE - empty_zero_page - 1b
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| /linux-6.6.21/arch/um/kernel/ |
| D | mem.c | 42 unsigned long *empty_zero_page = NULL; variable
43 EXPORT_SYMBOL(empty_zero_page);
62 memset(empty_zero_page, 0, PAGE_SIZE); in mem_init()
172 empty_zero_page = (unsigned long *) memblock_alloc_low(PAGE_SIZE, in paging_init()
174 if (!empty_zero_page) in paging_init()
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| /linux-6.6.21/arch/s390/mm/ |
| D | init.c | 59 unsigned long empty_zero_page, zero_page_mask; variable
60 EXPORT_SYMBOL(empty_zero_page);
76 empty_zero_page = __get_free_pages(GFP_KERNEL | __GFP_ZERO, order); in setup_zero_pages()
77 if (!empty_zero_page) in setup_zero_pages()
80 page = virt_to_page((void *) empty_zero_page); in setup_zero_pages()
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| /linux-6.6.21/arch/arm/mm/ |
| D | nommu.c | 34 struct page *empty_zero_page; variable
35 EXPORT_SYMBOL(empty_zero_page);
172 empty_zero_page = virt_to_page(zero_page); in paging_init()
173 flush_dcache_page(empty_zero_page); in paging_init()
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| /linux-6.6.21/arch/arc/include/asm/ |
| D | pgtable.h | 24 extern char empty_zero_page[PAGE_SIZE];
25 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
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| /linux-6.6.21/arch/m68k/include/asm/ |
| D | pgtable_no.h | 38 extern void *empty_zero_page;
39 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
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| D | pgtable_mm.h | 114 extern void *empty_zero_page;
120 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
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| /linux-6.6.21/arch/hexagon/mm/ |
| D | uaccess.c | 27 uncleared = raw_copy_to_user(dest, &empty_zero_page, PAGE_SIZE); in __clear_user_hexagon()
34 count = raw_copy_to_user(dest, &empty_zero_page, count); in __clear_user_hexagon()
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| /linux-6.6.21/arch/sh/include/asm/ |
| D | pgtable.h | 28 extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
29 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
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| D | setup.h | 10 #define PARAM ((unsigned char *)empty_zero_page)
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| /linux-6.6.21/arch/nios2/mm/ |
| D | init.c | 58 flush_dcache_range((unsigned long)empty_zero_page, in paging_init()
59 (unsigned long)empty_zero_page + PAGE_SIZE); in paging_init()
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| /linux-6.6.21/arch/mips/mm/ |
| D | init.c | 53 unsigned long empty_zero_page, zero_page_mask; variable
54 EXPORT_SYMBOL_GPL(empty_zero_page);
70 empty_zero_page = __get_free_pages(GFP_KERNEL | __GFP_ZERO, order); in setup_zero_pages()
71 if (!empty_zero_page) in setup_zero_pages()
74 page = virt_to_page((void *)empty_zero_page); in setup_zero_pages()
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| /linux-6.6.21/arch/arc/mm/ |
| D | init.c | 22 char empty_zero_page[PAGE_SIZE] __aligned(PAGE_SIZE);
23 EXPORT_SYMBOL(empty_zero_page);
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| /linux-6.6.21/arch/powerpc/include/asm/ |
| D | pgtable.h | 85 extern unsigned long empty_zero_page[];
86 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
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| /linux-6.6.21/arch/nios2/kernel/ |
| D | head.S | 31 .global empty_zero_page
33 empty_zero_page: label
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| D | nios2_ksyms.c | 23 EXPORT_SYMBOL(empty_zero_page);
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| /linux-6.6.21/arch/xtensa/kernel/ |
| D | xtensa_ksyms.c | 18 EXPORT_SYMBOL(empty_zero_page);
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| /linux-6.6.21/arch/csky/mm/ |
| D | init.c | 41 unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)] variable
43 EXPORT_SYMBOL(empty_zero_page);
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| /linux-6.6.21/arch/microblaze/kernel/ |
| D | microblaze_ksyms.c | 35 EXPORT_SYMBOL(empty_zero_page);
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| /linux-6.6.21/arch/openrisc/kernel/ |
| D | or32_ksyms.c | 43 EXPORT_SYMBOL(empty_zero_page);
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| /linux-6.6.21/arch/hexagon/kernel/ |
| D | hexagon_ksyms.c | 20 EXPORT_SYMBOL(empty_zero_page);
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| /linux-6.6.21/arch/loongarch/mm/ |
| D | init.c | 38 unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)] __page_aligned_bss; variable
39 EXPORT_SYMBOL(empty_zero_page);
|