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Searched refs:numpages (Results 1 – 25 of 29) sorted by relevance

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/linux/arch/x86/mm/pat/
H A Dset_memory.c47 unsigned long numpages; member
408 for (i = 0; i < cpa->numpages; i++) in __cpa_flush_tlb()
425 for (i = 0; i < cpa->numpages; i++) in __cpa_collapse_large_pages()
431 end = addr + PAGE_SIZE * cpa->numpages; in __cpa_collapse_large_pages()
479 if (cpa->force_flush_all || cpa->numpages > tlb_single_page_flush_ceiling) in cpa_flush()
488 for (i = 0; i < cpa->numpages; i++) { in cpa_flush()
968 unsigned long numpages, pmask, psize, lpaddr, pfn, old_pfn; in __should_split_large_page() local
1005 numpages = (lpaddr - address) >> PAGE_SHIFT; in __should_split_large_page()
1006 if (numpages < cpa->numpages) in __should_split_large_page()
1007 cpa->numpages = numpages; in __should_split_large_page()
[all …]
/linux/arch/arm/mm/
H A Dpageattr.c54 static int change_memory_common(unsigned long addr, int numpages, in change_memory_common() argument
58 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()
[all …]
/linux/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/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/arch/arm64/mm/
H A Dpageattr.c150 static int change_memory_common(unsigned long addr, int numpages, in change_memory_common() argument
154 unsigned long size = PAGE_SIZE * numpages; in change_memory_common()
185 if (!numpages) in change_memory_common()
197 for (; numpages; idx++, numpages--) { in change_memory_common()
214 int set_memory_ro(unsigned long addr, int numpages) in set_memory_ro() argument
216 return change_memory_common(addr, numpages, in set_memory_ro()
221 int set_memory_rw(unsigned long addr, int numpages) in set_memory_rw() argument
223 return change_memory_common(addr, numpages, in set_memory_rw()
228 int set_memory_nx(unsigned long addr, int numpages) in set_memory_nx() argument
230 return change_memory_common(addr, numpages, in set_memory_nx()
[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/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
[all …]
/linux/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()
H A Dmmu_decl.h184 int hash__kernel_map_pages(struct page *page, int numpages, int enable);
/linux/arch/arm64/include/asm/
H A Dmem_encrypt.h11 int (*encrypt)(unsigned long addr, int numpages);
12 int (*decrypt)(unsigned long addr, int numpages);
17 int set_memory_encrypted(unsigned long addr, int numpages);
18 int set_memory_decrypted(unsigned long addr, int numpages);
19 int __set_memory_enc_dec(unsigned long addr, int numpages, bool encrypt);
H A Dpage.h47 bool tag_clear_highpages(struct page *to, int numpages, bool clear_pages);
/linux/drivers/virt/coco/pkvm-guest/
H A Darm-pkvm-guest.c39 static int __set_memory_range(u32 func_id, unsigned long start, int numpages) in __set_memory_range() argument
41 void *addr = (void *)start, *end = addr + numpages * PAGE_SIZE; in __set_memory_range()
56 static int pkvm_set_memory_encrypted(unsigned long addr, int numpages) in pkvm_set_memory_encrypted() argument
59 addr, numpages); in pkvm_set_memory_encrypted()
62 static int pkvm_set_memory_decrypted(unsigned long addr, int numpages) in pkvm_set_memory_decrypted() argument
65 addr, numpages); in pkvm_set_memory_decrypted()
/linux/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/drivers/firmware/arm_rmm/
H A Drsi.c131 static int realm_set_memory_encrypted(unsigned long addr, int numpages) in realm_set_memory_encrypted() argument
133 int ret = __set_memory_enc_dec(addr, numpages, true); in realm_set_memory_encrypted()
140 numpages); in realm_set_memory_encrypted()
145 static int realm_set_memory_decrypted(unsigned long addr, int numpages) in realm_set_memory_decrypted() argument
147 int ret = __set_memory_enc_dec(addr, numpages, false); in realm_set_memory_decrypted()
150 numpages); in realm_set_memory_decrypted()
/linux/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/arch/s390/include/asm/
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/arch/powerpc/include/asm/
H A Dmem_encrypt.h21 int set_memory_encrypted(unsigned long addr, int numpages);
22 int set_memory_decrypted(unsigned long addr, int numpages);
/linux/arch/s390/mm/
H A Dinit.c117 int set_memory_encrypted(unsigned long vaddr, int numpages) in set_memory_encrypted() argument
122 for (i = 0; i < numpages; ++i) { in set_memory_encrypted()
129 int set_memory_decrypted(unsigned long vaddr, int numpages) in set_memory_decrypted() argument
133 for (i = 0; i < numpages; ++i) { in set_memory_decrypted()
/linux/arch/x86/coco/tdx/
H A Dtdx.c945 static bool tdx_enc_status_changed(unsigned long vaddr, int numpages, bool enc) in tdx_enc_status_changed() argument
948 phys_addr_t end = __pa(vaddr + numpages * PAGE_SIZE); in tdx_enc_status_changed()
960 static int tdx_enc_status_change_prepare(unsigned long vaddr, int numpages, in tdx_enc_status_change_prepare() argument
967 if (enc && !tdx_enc_status_changed(vaddr, numpages, enc)) in tdx_enc_status_change_prepare()
973 static int tdx_enc_status_change_finish(unsigned long vaddr, int numpages, in tdx_enc_status_change_finish() argument
980 if (!enc && !tdx_enc_status_changed(vaddr, numpages, enc)) in tdx_enc_status_change_finish()
984 atomic_long_sub(numpages, &nr_shared); in tdx_enc_status_change_finish()
986 atomic_long_add(numpages, &nr_shared); in tdx_enc_status_change_finish()
/linux/arch/alpha/kernel/
H A Dsetup.c302 cluster->start_pfn + cluster->numpages); in setup_memory()
304 end = cluster->start_pfn + cluster->numpages; in setup_memory()
309 cluster->numpages << PAGE_SHIFT); in setup_memory()
316 cluster->numpages << PAGE_SHIFT); in setup_memory()
381 pfn < cluster->start_pfn + cluster->numpages) { in page_is_ram()
/linux/include/linux/
H A Dmm.h4909 extern void __kernel_poison_pages(struct page *page, int numpages);
4910 extern void __kernel_unpoison_pages(struct page *page, int numpages);
4925 static inline void kernel_poison_pages(struct page *page, int numpages) in kernel_poison_pages() argument
4928 __kernel_poison_pages(page, numpages); in kernel_poison_pages()
4930 static inline void kernel_unpoison_pages(struct page *page, int numpages) in kernel_unpoison_pages() argument
4933 __kernel_unpoison_pages(page, numpages); in kernel_unpoison_pages()
4939 static inline void kernel_poison_pages(struct page *page, int numpages) { } in kernel_poison_pages() argument
4940 static inline void kernel_unpoison_pages(struct page *page, int numpages) { } in kernel_unpoison_pages() argument
4984 extern void __kernel_map_pages(struct page *page, int numpages, int enable);
4986 static inline void debug_pagealloc_map_pages(struct page *page, int numpages) in debug_pagealloc_map_pages() argument
[all …]
/linux/mm/
H A Dpage_poison.c101 void __kernel_map_pages(struct page *page, int numpages, int enable) in __kernel_map_pages() argument
/linux/arch/alpha/include/asm/
H A Dhwrpb.h143 unsigned long numpages; member
/linux/arch/alpha/boot/compressed/
H A Dmisc.c113 unsigned long end_pfn = cluster->start_pfn + cluster->numpages; in usable_memory_end()

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