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Searched refs:empty_zero_page (Results 1 – 25 of 55) sorted by relevance

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/linux/arch/m68k/mm/
H A Dinit.c40 void *empty_zero_page; variable
41 EXPORT_SYMBOL(empty_zero_page);
71 empty_zero_page = memblock_alloc_or_panic(PAGE_SIZE, PAGE_SIZE); in paging_init()
H A Dsun3mmu.c47 empty_zero_page = memblock_alloc_or_panic(PAGE_SIZE, PAGE_SIZE); in paging_init()
/linux/arch/sh/kernel/
H A Dvmlinux.lds.S25 .empty_zero_page : AT(ADDR(.empty_zero_page)) {
26 *(.empty_zero_page)
H A Dhead_32.S28 .section .empty_zero_page, "aw"
29 ENTRY(empty_zero_page)
42 .skip PAGE_SIZE - empty_zero_page - 1b
/linux/arch/arm/mm/
H A Dnommu.c31 * empty_zero_page is a special page that is used for
34 struct page *empty_zero_page; variable
35 EXPORT_SYMBOL(empty_zero_page);
169 empty_zero_page = virt_to_page(zero_page); in paging_init()
170 flush_dcache_page(empty_zero_page); in paging_init()
/linux/arch/arc/include/asm/
H A Dpgtable.h24 extern char empty_zero_page[PAGE_SIZE];
25 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
/linux/arch/hexagon/mm/
H A Duaccess.c27 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()
/linux/arch/m68k/include/asm/
H A Dpgtable_no.h37 extern void *empty_zero_page;
38 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
H A Dpgtable_mm.h114 extern void *empty_zero_page;
120 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
/linux/arch/sh/include/asm/
H A Dpgtable.h28 extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
29 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
H A Dsetup.h10 #define PARAM ((unsigned char *)empty_zero_page)
/linux/arch/mips/mm/
H A Dinit.c55 unsigned long empty_zero_page, zero_page_mask; variable
56 EXPORT_SYMBOL_GPL(empty_zero_page);
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()
/linux/arch/nios2/mm/
H A Dinit.c59 flush_dcache_range((unsigned long)empty_zero_page, in paging_init()
60 (unsigned long)empty_zero_page + PAGE_SIZE); in paging_init()
/linux/arch/arc/mm/
H A Dinit.c22 char empty_zero_page[PAGE_SIZE] __aligned(PAGE_SIZE);
23 EXPORT_SYMBOL(empty_zero_page);
/linux/arch/nios2/kernel/
H A Dhead.S31 .global empty_zero_page
33 empty_zero_page: label
H A Dnios2_ksyms.c23 EXPORT_SYMBOL(empty_zero_page);
/linux/arch/powerpc/include/asm/
H A Dpgtable.h94 extern unsigned long empty_zero_page[];
95 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
/linux/arch/csky/mm/
H A Dinit.c41 unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)] variable
43 EXPORT_SYMBOL(empty_zero_page);
/linux/arch/xtensa/kernel/
H A Dxtensa_ksyms.c18 EXPORT_SYMBOL(empty_zero_page);
/linux/arch/openrisc/kernel/
H A Dor32_ksyms.c43 EXPORT_SYMBOL(empty_zero_page);
/linux/arch/hexagon/include/asm/
H A Dpgtable.h18 extern unsigned long empty_zero_page;
355 #define ZERO_PAGE(vaddr) (virt_to_page(&empty_zero_page))
/linux/arch/loongarch/mm/
H A Dinit.c39 unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)] __page_aligned_bss; variable
40 EXPORT_SYMBOL(empty_zero_page);
/linux/arch/hexagon/kernel/
H A Dhexagon_ksyms.c20 EXPORT_SYMBOL(empty_zero_page);
/linux/arch/sparc/include/asm/
H A Dsetup.h20 extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
/linux/arch/nios2/include/asm/
H A Dpgtable.h72 extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
73 #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))

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