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Searched refs:numpages (Results 1 – 25 of 41) sorted by relevance

12

/linux-6.15/arch/x86/include/asm/
H A Dset_memory.h9 int set_memory_rox(unsigned long addr, int numpages);
44 int set_memory_uc(unsigned long addr, int numpages);
45 int set_memory_wc(unsigned long addr, int numpages);
46 int set_memory_wb(unsigned long addr, int numpages);
47 int set_memory_np(unsigned long addr, int numpages);
48 int set_memory_p(unsigned long addr, int numpages);
49 int set_memory_4k(unsigned long addr, int numpages);
83 int set_pages_uc(struct page *page, int numpages);
84 int set_pages_wb(struct page *page, int numpages);
85 int set_pages_ro(struct page *page, int numpages);
[all …]
/linux-6.15/arch/powerpc/include/asm/
H A Dset_memory.h13 int change_memory_attr(unsigned long addr, int numpages, long action);
15 static inline int __must_check set_memory_ro(unsigned long addr, int numpages) in set_memory_ro() argument
17 return change_memory_attr(addr, numpages, SET_MEMORY_RO); in set_memory_ro()
20 static inline int __must_check set_memory_rw(unsigned long addr, int numpages) in set_memory_rw() argument
22 return change_memory_attr(addr, numpages, SET_MEMORY_RW); in set_memory_rw()
27 return change_memory_attr(addr, numpages, SET_MEMORY_NX); in set_memory_nx()
30 static inline int __must_check set_memory_x(unsigned long addr, int numpages) in set_memory_x() argument
32 return change_memory_attr(addr, numpages, SET_MEMORY_X); in set_memory_x()
37 return change_memory_attr(addr, numpages, SET_MEMORY_NP); in set_memory_np()
42 return change_memory_attr(addr, numpages, SET_MEMORY_P); in set_memory_p()
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H A Dmem_encrypt.h18 int set_memory_encrypted(unsigned long addr, int numpages);
19 int set_memory_decrypted(unsigned long addr, int numpages);
/linux-6.15/arch/arm64/mm/
H A Dpageattr.c81 unsigned long size = PAGE_SIZE * numpages; in change_memory_common()
111 if (!numpages) in change_memory_common()
137 return change_memory_common(addr, numpages, in set_memory_ro()
144 return change_memory_common(addr, numpages, in set_memory_rw()
151 return change_memory_common(addr, numpages, in set_memory_nx()
156 int set_memory_x(unsigned long addr, int numpages) in set_memory_x() argument
158 return change_memory_common(addr, numpages, in set_memory_x()
206 int numpages, in __set_memory_enc_dec() argument
220 end = start + numpages * PAGE_SIZE; in __set_memory_enc_dec()
260 numpages); in realm_set_memory_encrypted()
[all …]
H A Dmem_encrypt.c34 int set_memory_encrypted(unsigned long addr, int numpages) in set_memory_encrypted() argument
39 return crypt_ops->encrypt(addr, numpages); in set_memory_encrypted()
43 int set_memory_decrypted(unsigned long addr, int numpages) in set_memory_decrypted() argument
48 return crypt_ops->decrypt(addr, numpages); in set_memory_decrypted()
/linux-6.15/arch/x86/mm/pat/
H A Dset_memory.c969 if (numpages < cpa->numpages) in __should_split_large_page()
970 cpa->numpages = numpages; in __should_split_large_page()
1042 if (address != lpaddr || cpa->numpages != numpages) in __should_split_large_page()
1989 unsigned long numpages = cpa->numpages; in __change_page_attr_set_clr() local
2036 cpa->numpages = numpages; in __change_page_attr_set_clr()
2089 cpa.numpages = numpages; in change_page_attr_set_clr()
2378 cpa.numpages = numpages; in __set_memory_enc_pgtable()
2598 .numpages = numpages, in __set_pages_p()
2617 .numpages = numpages, in __set_pages_np()
2704 .numpages = numpages, in kernel_map_pages_in_pgd()
[all …]
/linux-6.15/arch/arm/include/asm/
H A Dset_memory.h10 int set_memory_ro(unsigned long addr, int numpages);
11 int set_memory_rw(unsigned long addr, int numpages);
12 int set_memory_x(unsigned long addr, int numpages);
13 int set_memory_nx(unsigned long addr, int numpages);
14 int set_memory_valid(unsigned long addr, int numpages, int enable);
16 static inline int set_memory_ro(unsigned long addr, int numpages) { return 0; } in set_memory_ro() argument
17 static inline int set_memory_rw(unsigned long addr, int numpages) { return 0; } in set_memory_rw() argument
18 static inline int set_memory_x(unsigned long addr, int numpages) { return 0; } in set_memory_x() argument
19 static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; } in set_memory_nx() argument
/linux-6.15/arch/arm/mm/
H A Dpageattr.c58 unsigned long end = PAGE_ALIGN(addr) + numpages * PAGE_SIZE; in change_memory_common()
73 int set_memory_ro(unsigned long addr, int numpages) in set_memory_ro() argument
75 return change_memory_common(addr, numpages, in set_memory_ro()
80 int set_memory_rw(unsigned long addr, int numpages) in set_memory_rw() argument
82 return change_memory_common(addr, numpages, in set_memory_rw()
87 int set_memory_nx(unsigned long addr, int numpages) in set_memory_nx() argument
89 return change_memory_common(addr, numpages, in set_memory_nx()
94 int set_memory_x(unsigned long addr, int numpages) in set_memory_x() argument
96 return change_memory_common(addr, numpages, in set_memory_x()
104 return __change_memory_common(addr, PAGE_SIZE * numpages, in set_memory_valid()
[all …]
/linux-6.15/arch/riscv/include/asm/
H A Dset_memory.h14 int set_memory_ro(unsigned long addr, int numpages);
15 int set_memory_rw(unsigned long addr, int numpages);
16 int set_memory_x(unsigned long addr, int numpages);
17 int set_memory_nx(unsigned long addr, int numpages);
18 int set_memory_rw_nx(unsigned long addr, int numpages);
30 static inline int set_memory_ro(unsigned long addr, int numpages) { return 0; } in set_memory_ro() argument
31 static inline int set_memory_rw(unsigned long addr, int numpages) { return 0; } in set_memory_rw() argument
32 static inline int set_memory_x(unsigned long addr, int numpages) { return 0; } in set_memory_x() argument
33 static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; } in set_memory_nx() argument
34 static inline int set_memory_rw_nx(unsigned long addr, int numpages) { return 0; } in set_memory_rw_nx() argument
/linux-6.15/include/linux/
H A Dset_memory.h11 static inline int __must_check set_memory_ro(unsigned long addr, int numpages) { return 0; } in set_memory_ro() argument
12 static inline int __must_check set_memory_rw(unsigned long addr, int numpages) { return 0; } in set_memory_rw() argument
13 static inline int __must_check set_memory_x(unsigned long addr, int numpages) { return 0; } in set_memory_x() argument
14 static inline int __must_check set_memory_nx(unsigned long addr, int numpages) { return 0; } in set_memory_nx() argument
18 static inline int set_memory_rox(unsigned long addr, int numpages) in set_memory_rox() argument
20 int ret = set_memory_ro(addr, numpages); in set_memory_rox()
23 return set_memory_x(addr, numpages); in set_memory_rox()
76 static inline int set_memory_encrypted(unsigned long addr, int numpages) in set_memory_encrypted() argument
81 static inline int set_memory_decrypted(unsigned long addr, int numpages) in set_memory_decrypted() argument
/linux-6.15/arch/loongarch/mm/
H A Dpageattr.c107 static int __set_memory(unsigned long addr, int numpages, pgprot_t set_mask, pgprot_t clear_mask) in __set_memory() argument
111 unsigned long end = start + PAGE_SIZE * numpages; in __set_memory()
117 if (!numpages) in __set_memory()
129 int set_memory_x(unsigned long addr, int numpages) in set_memory_x() argument
134 return __set_memory(addr, numpages, __pgprot(0), __pgprot(_PAGE_NO_EXEC)); in set_memory_x()
137 int set_memory_nx(unsigned long addr, int numpages) in set_memory_nx() argument
142 return __set_memory(addr, numpages, __pgprot(_PAGE_NO_EXEC), __pgprot(0)); in set_memory_nx()
145 int set_memory_ro(unsigned long addr, int numpages) in set_memory_ro() argument
150 return __set_memory(addr, numpages, __pgprot(0), __pgprot(_PAGE_WRITE | _PAGE_DIRTY)); in set_memory_ro()
153 int set_memory_rw(unsigned long addr, int numpages) in set_memory_rw() argument
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/linux-6.15/arch/powerpc/mm/
H A Dpageattr.c75 int change_memory_attr(unsigned long addr, int numpages, long action) in change_memory_attr() argument
78 unsigned long size = numpages * PAGE_SIZE; in change_memory_attr()
80 if (!numpages) in change_memory_attr()
108 void __kernel_map_pages(struct page *page, int numpages, int enable) in __kernel_map_pages() argument
117 err = hash__kernel_map_pages(page, numpages, enable); in __kernel_map_pages()
119 err = set_memory_p(addr, numpages); in __kernel_map_pages()
121 err = set_memory_np(addr, numpages); in __kernel_map_pages()
H A Dpgtable_32.c130 unsigned long numpages = PFN_UP((unsigned long)_einittext) - in __mark_initmem_nx() local
137 err = set_memory_nx((unsigned long)_sinittext, numpages); in __mark_initmem_nx()
140 err = set_memory_rw((unsigned long)_sinittext, numpages); in __mark_initmem_nx()
156 unsigned long numpages; in __mark_rodata_ro() local
169 numpages = PFN_UP((unsigned long)__end_rodata) - in __mark_rodata_ro()
172 return set_memory_ro((unsigned long)_stext, numpages); in __mark_rodata_ro()
/linux-6.15/arch/s390/include/asm/
H A Dset_memory.h27 int __set_memory(unsigned long addr, unsigned long numpages, unsigned long flags);
42 static inline int fname(unsigned long addr, int numpages) \
44 return __set_memory(addr, numpages, (flags)); \
49 unsigned long numpages; \
51 numpages = (end - start) >> PAGE_SHIFT; \
52 return __set_memory((unsigned long)start, numpages, (flags)); \
H A Dmem_encrypt.h7 int set_memory_encrypted(unsigned long vaddr, int numpages);
8 int set_memory_decrypted(unsigned long vaddr, int numpages);
/linux-6.15/drivers/virt/coco/pkvm-guest/
H A Darm-pkvm-guest.c38 static int __set_memory_range(u32 func_id, unsigned long start, int numpages) in __set_memory_range() argument
40 void *addr = (void *)start, *end = addr + numpages * PAGE_SIZE; in __set_memory_range()
55 static int pkvm_set_memory_encrypted(unsigned long addr, int numpages) in pkvm_set_memory_encrypted() argument
58 addr, numpages); in pkvm_set_memory_encrypted()
61 static int pkvm_set_memory_decrypted(unsigned long addr, int numpages) in pkvm_set_memory_decrypted() argument
64 addr, numpages); in pkvm_set_memory_decrypted()
/linux-6.15/arch/riscv/mm/
H A Dpageattr.c267 unsigned long end = start + PAGE_SIZE * numpages; in __set_memory()
275 if (!numpages) in __set_memory()
294 for (i = page_start; i < page_start + numpages; ++i) { in __set_memory()
349 int set_memory_rw_nx(unsigned long addr, int numpages) in set_memory_rw_nx() argument
355 int set_memory_ro(unsigned long addr, int numpages) in set_memory_ro() argument
357 return __set_memory(addr, numpages, __pgprot(_PAGE_READ), in set_memory_ro()
361 int set_memory_rw(unsigned long addr, int numpages) in set_memory_rw() argument
367 int set_memory_x(unsigned long addr, int numpages) in set_memory_x() argument
372 int set_memory_nx(unsigned long addr, int numpages) in set_memory_nx() argument
421 void __kernel_map_pages(struct page *page, int numpages, int enable) in __kernel_map_pages() argument
[all …]
/linux-6.15/include/asm-generic/
H A Dset_memory.h8 int set_memory_ro(unsigned long addr, int numpages);
9 int set_memory_rw(unsigned long addr, int numpages);
10 int set_memory_x(unsigned long addr, int numpages);
11 int set_memory_nx(unsigned long addr, int numpages);
/linux-6.15/arch/loongarch/include/asm/
H A Dset_memory.h12 int set_memory_x(unsigned long addr, int numpages);
13 int set_memory_nx(unsigned long addr, int numpages);
14 int set_memory_ro(unsigned long addr, int numpages);
15 int set_memory_rw(unsigned long addr, int numpages);
/linux-6.15/arch/arm64/include/asm/
H A Dmem_encrypt.h8 int (*encrypt)(unsigned long addr, int numpages);
9 int (*decrypt)(unsigned long addr, int numpages);
14 int set_memory_encrypted(unsigned long addr, int numpages);
15 int set_memory_decrypted(unsigned long addr, int numpages);
H A Dset_memory.h12 int set_memory_valid(unsigned long addr, int numpages, int enable);
19 int set_memory_encrypted(unsigned long addr, int numpages);
20 int set_memory_decrypted(unsigned long addr, int numpages);
/linux-6.15/arch/powerpc/platforms/pseries/
H A Dsvm.c41 int set_memory_encrypted(unsigned long addr, int numpages) in set_memory_encrypted() argument
49 uv_unshare_page(PHYS_PFN(__pa(addr)), numpages); in set_memory_encrypted()
54 int set_memory_decrypted(unsigned long addr, int numpages) in set_memory_decrypted() argument
62 uv_share_page(PHYS_PFN(__pa(addr)), numpages); in set_memory_decrypted()
/linux-6.15/arch/s390/mm/
H A Dinit.c116 int set_memory_encrypted(unsigned long vaddr, int numpages) in set_memory_encrypted() argument
121 for (i = 0; i < numpages; ++i) { in set_memory_encrypted()
128 int set_memory_decrypted(unsigned long vaddr, int numpages) in set_memory_decrypted() argument
132 for (i = 0; i < numpages; ++i) { in set_memory_decrypted()
H A Dpageattr.c372 int __set_memory(unsigned long addr, unsigned long numpages, unsigned long flags) in __set_memory() argument
381 if (!numpages) in __set_memory()
384 end = addr + numpages * PAGE_SIZE; in __set_memory()
449 void __kernel_map_pages(struct page *page, int numpages, int enable) in __kernel_map_pages() argument
455 for (i = 0; i < numpages;) { in __kernel_map_pages()
460 nr = min(numpages - i, nr); in __kernel_map_pages()
/linux-6.15/arch/x86/coco/tdx/
H A Dtdx.c924 static bool tdx_enc_status_changed(unsigned long vaddr, int numpages, bool enc) in tdx_enc_status_changed() argument
927 phys_addr_t end = __pa(vaddr + numpages * PAGE_SIZE); in tdx_enc_status_changed()
939 static int tdx_enc_status_change_prepare(unsigned long vaddr, int numpages, in tdx_enc_status_change_prepare() argument
946 if (enc && !tdx_enc_status_changed(vaddr, numpages, enc)) in tdx_enc_status_change_prepare()
952 static int tdx_enc_status_change_finish(unsigned long vaddr, int numpages, in tdx_enc_status_change_finish() argument
959 if (!enc && !tdx_enc_status_changed(vaddr, numpages, enc)) in tdx_enc_status_change_finish()
963 atomic_long_sub(numpages, &nr_shared); in tdx_enc_status_change_finish()
965 atomic_long_add(numpages, &nr_shared); in tdx_enc_status_change_finish()

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