| /kernel/linux/linux-5.10/arch/c6x/mm/ |
| H A D | init.c | 24 unsigned long empty_zero_page; variable
25 EXPORT_SYMBOL(empty_zero_page); variable
38 empty_zero_page = (unsigned long) memblock_alloc(PAGE_SIZE, in paging_init()
40 if (!empty_zero_page) in paging_init()
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| /kernel/linux/linux-6.6/arch/m68k/mm/ |
| H A D | init.c | 40 void *empty_zero_page; variable
41 EXPORT_SYMBOL(empty_zero_page); variable
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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| /kernel/linux/linux-5.10/arch/um/kernel/ |
| H A D | mem.c | 23 unsigned long *empty_zero_page = NULL; variable
24 EXPORT_SYMBOL(empty_zero_page); variable
43 memset(empty_zero_page, 0, PAGE_SIZE); in mem_init()
156 empty_zero_page = (unsigned long *) memblock_alloc_low(PAGE_SIZE, in paging_init()
158 if (!empty_zero_page) in paging_init()
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| /kernel/linux/linux-5.10/arch/h8300/mm/ |
| H A D | init.c | 45 unsigned long empty_zero_page; variable
69 empty_zero_page = (unsigned long)memblock_alloc(PAGE_SIZE, PAGE_SIZE); in paging_init()
70 if (!empty_zero_page) in paging_init()
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| /kernel/linux/linux-5.10/arch/sh/kernel/ |
| H A D | vmlinux.lds.S | 25 .empty_zero_page : AT(ADDR(.empty_zero_page)) {
26 *(.empty_zero_page)
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| /kernel/linux/linux-6.6/arch/sh/kernel/ |
| H A D | vmlinux.lds.S | 25 .empty_zero_page : AT(ADDR(.empty_zero_page)) {
26 *(.empty_zero_page)
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| /kernel/linux/linux-5.10/arch/m68k/mm/ |
| H A D | init.c | 40 void *empty_zero_page; variable
41 EXPORT_SYMBOL(empty_zero_page); variable
91 empty_zero_page = memblock_alloc(PAGE_SIZE, PAGE_SIZE); in paging_init()
92 if (!empty_zero_page) in paging_init()
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| H A 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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| /kernel/linux/linux-6.6/arch/s390/mm/ |
| H A D | init.c | 59 unsigned long empty_zero_page, zero_page_mask; variable
60 EXPORT_SYMBOL(empty_zero_page); variable
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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| /kernel/linux/linux-6.6/arch/um/kernel/ |
| H A D | mem.c | 42 unsigned long *empty_zero_page = NULL; variable
43 EXPORT_SYMBOL(empty_zero_page); variable
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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| /kernel/linux/linux-5.10/arch/arm/mm/ |
| H A D | nommu.c | 30 * empty_zero_page is a special page that is used for
33 struct page *empty_zero_page; variable
34 EXPORT_SYMBOL(empty_zero_page); variable
171 empty_zero_page = virt_to_page(zero_page); in paging_init()
172 flush_dcache_page(empty_zero_page); in paging_init()
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| /kernel/linux/linux-6.6/arch/arm/mm/ |
| H A D | nommu.c | 31 * empty_zero_page is a special page that is used for
34 struct page *empty_zero_page; variable
35 EXPORT_SYMBOL(empty_zero_page); variable
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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| /kernel/linux/linux-6.6/arch/arc/include/asm/ |
| H A 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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| /kernel/linux/linux-5.10/arch/hexagon/mm/ |
| H A 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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| /kernel/linux/linux-6.6/arch/hexagon/mm/ |
| H A 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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| /kernel/linux/linux-6.6/arch/m68k/include/asm/ |
| H A 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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| /kernel/linux/linux-5.10/arch/m68k/include/asm/ |
| H A D | pgtable_no.h | 45 extern void *empty_zero_page;
46 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
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| H A D | pgtable_mm.h | 110 extern void *empty_zero_page;
116 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
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| /kernel/linux/linux-5.10/arch/nds32/mm/ |
| H A D | init.c | 26 * empty_zero_page is a special page that is used for
29 struct page *empty_zero_page; variable
30 EXPORT_SYMBOL(empty_zero_page); variable
151 /* allocate space for empty_zero_page */ in paging_init()
158 empty_zero_page = virt_to_page(zero_page); in paging_init()
159 flush_dcache_page(empty_zero_page); in paging_init()
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| /kernel/linux/linux-5.10/arch/s390/mm/ |
| H A D | init.c | 53 unsigned long empty_zero_page, zero_page_mask; variable
54 EXPORT_SYMBOL(empty_zero_page); variable
72 empty_zero_page = __get_free_pages(GFP_KERNEL | __GFP_ZERO, order); in setup_zero_pages()
73 if (!empty_zero_page) in setup_zero_pages()
76 page = virt_to_page((void *) empty_zero_page); in setup_zero_pages()
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| /kernel/linux/linux-5.10/arch/c6x/include/asm/ |
| H A D | pgtable.h | 56 #define ZERO_PAGE(vaddr) virt_to_page(empty_zero_page)
57 extern unsigned long empty_zero_page;
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| /kernel/linux/linux-5.10/arch/mips/mm/ |
| H A D | init.c | 54 unsigned long empty_zero_page, zero_page_mask; variable
55 EXPORT_SYMBOL_GPL(empty_zero_page); variable
71 empty_zero_page = __get_free_pages(GFP_KERNEL | __GFP_ZERO, order); in setup_zero_pages()
72 if (!empty_zero_page) in setup_zero_pages()
75 page = virt_to_page((void *)empty_zero_page); in setup_zero_pages()
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| /kernel/linux/linux-6.6/arch/mips/mm/ |
| H A D | init.c | 53 unsigned long empty_zero_page, zero_page_mask; variable
54 EXPORT_SYMBOL_GPL(empty_zero_page); variable
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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| /kernel/linux/linux-5.10/arch/nios2/kernel/ |
| H A D | head.S | 31 .global empty_zero_page
33 empty_zero_page: label
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| /kernel/linux/linux-5.10/arch/powerpc/include/asm/ |
| H A D | pgtable.h | 71 extern unsigned long empty_zero_page[];
72 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
|