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/arch/arm64/include/asm/
A Dio.h161 : "rZ"(from[0]), "rZ"(from[1]), "rZ"(from[2]), in __const_memcpy_toio_aligned32()
162 "rZ"(from[3]), "rZ"(from[4]), "rZ"(from[5]), in __const_memcpy_toio_aligned32()
163 "rZ"(from[6]), "rZ"(from[7]), "r"(to)); in __const_memcpy_toio_aligned32()
171 : "rZ"(from[0]), "rZ"(from[1]), "rZ"(from[2]), in __const_memcpy_toio_aligned32()
178 : "rZ"(from[0]), "rZ"(from[1]), "r"(to)); in __const_memcpy_toio_aligned32()
181 __raw_writel(*from, to); in __const_memcpy_toio_aligned32()
218 : "rZ"(from[0]), "rZ"(from[1]), "rZ"(from[2]), in __const_memcpy_toio_aligned64()
219 "rZ"(from[3]), "rZ"(from[4]), "rZ"(from[5]), in __const_memcpy_toio_aligned64()
220 "rZ"(from[6]), "rZ"(from[7]), "r"(to)); in __const_memcpy_toio_aligned64()
228 : "rZ"(from[0]), "rZ"(from[1]), "rZ"(from[2]), in __const_memcpy_toio_aligned64()
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A Dpage.h22 extern void copy_page(void *to, const void *from);
25 void copy_user_highpage(struct page *to, struct page *from,
29 void copy_highpage(struct page *to, struct page *from);
40 #define copy_user_page(to, from, vaddr, pg) copy_page(to, from) argument
/arch/x86/lib/
A Diomem.c6 #define movs(type,to,from) \ argument
7 asm volatile("movs" type:"=&D" (to), "=&S" (from):"0" (to), "1" (from):"memory")
36 movs("b", to, from); in string_memcpy_fromio()
40 movs("w", to, from); in string_memcpy_fromio()
43 rep_movs(to, (const void *)from, n); in string_memcpy_fromio()
54 kmsan_check_memory(from, n); in string_memcpy_toio()
57 movs("b", to, from); in string_memcpy_toio()
61 movs("w", to, from); in string_memcpy_toio()
80 const char *in = from; in unrolled_memcpy_toio()
101 string_memcpy_fromio(to, from, n); in memcpy_fromio()
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A Dusercopy_32.c186 : "1"(to), "2"(from), "0"(size) in __copy_user_intel()
192 const void __user *from, unsigned long size) in __copy_user_intel_nocache() argument
270 : "1"(to), "2"(from), "0"(size) in __copy_user_intel_nocache()
286 #define __copy_user(to, from, size) \ argument
309 : "3"(size), "0"(size), "1"(to), "2"(from) \
316 if (movsl_is_ok(to, from, n)) in __copy_user_ll()
317 __copy_user(to, from, n); in __copy_user_ll()
319 n = __copy_user_intel(to, from, n); in __copy_user_ll()
331 n = __copy_user_intel_nocache(to, from, n); in __copy_from_user_ll_nocache_nozero()
333 __copy_user(to, from, n); in __copy_from_user_ll_nocache_nozero()
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A Dusercopy.c32 copy_from_user_nmi(void *to, const void __user *from, unsigned long n) in copy_from_user_nmi() argument
36 if (!__access_ok(from, n)) in copy_from_user_nmi()
48 instrument_copy_from_user_before(to, from, n); in copy_from_user_nmi()
49 ret = raw_copy_from_user(to, from, n); in copy_from_user_nmi()
50 instrument_copy_from_user_after(to, from, n, ret); in copy_from_user_nmi()
/arch/sh/kernel/
A Dio.c53 : "7"(from), "0" (to), "1" (count) in memcpy_fromio()
58 if ((((u32)to | (u32)from) & 0x3) == 0) { in memcpy_fromio()
60 *(u32 *)to = *(volatile u32 *)from; in memcpy_fromio()
62 from += 4; in memcpy_fromio()
67 *(u8 *)to = *(volatile u8 *)from; in memcpy_fromio()
69 from++; in memcpy_fromio()
81 if ((((u32)to | (u32)from) & 0x3) == 0) { in memcpy_toio()
83 *(volatile u32 *)to = *(u32 *)from; in memcpy_toio()
85 from += 4; in memcpy_toio()
90 *(volatile u8 *)to = *(u8 *)from; in memcpy_toio()
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A Dmachvec.c40 static int __init early_parse_mv(char *from) in early_parse_mv() argument
48 mv_end = strchr(from, ' '); in early_parse_mv()
50 mv_end = from + strlen(from); in early_parse_mv()
52 mv_comma = strchr(from, ','); in early_parse_mv()
53 mv_len = mv_end - from; in early_parse_mv()
56 memcpy(mv_name, from, mv_len); in early_parse_mv()
58 from = mv_end; in early_parse_mv()
/arch/m68k/include/asm/
A Duaccess.h225 : "+d" (res), "+&a" (to), "+a" (from), "=&d" (tmp) \
275 return __generic_copy_from_user(to, from, n); in __constant_copy_from_user()
312 : "+d" (res), "+a" (to), "+a" (from), "=&d" (tmp) \
322 __put_user_asm(MOVES, res, *(u8 *)from, (u8 __user *)to, in __constant_copy_to_user()
326 __put_user_asm(MOVES, res, *(u16 *)from, (u16 __user *)to, in __constant_copy_to_user()
330 __constant_copy_to_user_asm(res, to, from, tmp, 3, w, b,); in __constant_copy_to_user()
359 return __generic_copy_to_user(to, from, n); in __constant_copy_to_user()
369 return __constant_copy_from_user(to, from, n); in raw_copy_from_user()
370 return __generic_copy_from_user(to, from, n); in raw_copy_from_user()
377 return __constant_copy_to_user(to, from, n); in raw_copy_to_user()
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/arch/m68k/lib/
A Dmemcpy.c19 const char *cfrom = from; in memcpy()
22 from = cfrom; in memcpy()
26 if ((long)from & 1) { in memcpy()
28 const char *cfrom = from; in memcpy()
36 const short *sfrom = from; in memcpy()
39 from = sfrom; in memcpy()
45 const long *lfrom = from; in memcpy()
73 from = lfrom; in memcpy()
77 const short *sfrom = from; in memcpy()
80 from = sfrom; in memcpy()
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/arch/arc/include/asm/
A Duaccess.h177 "=&r" (tmp), "+r" (to), "+r" (from) in raw_copy_from_user()
218 : "+r" (res), "+r"(to), "+r"(from), in raw_copy_from_user()
242 : "+r" (res), "+r"(to), "+r"(from), in raw_copy_from_user()
263 : "+r" (res), "+r"(to), "+r"(from), "=r"(tmp1) in raw_copy_from_user()
283 : "+r" (res), "+r"(to), "+r"(from), "=r"(tmp1) in raw_copy_from_user()
301 : "+r" (res), "+r"(to), "+r"(from), "=r"(tmp1) in raw_copy_from_user()
404 "=&r" (tmp), "+r" (to), "+r" (from) in raw_copy_to_user()
441 : "+r" (res), "+r"(to), "+r"(from), in raw_copy_to_user()
465 : "+r" (res), "+r"(to), "+r"(from), in raw_copy_to_user()
486 : "+r" (res), "+r"(to), "+r"(from), "=r"(tmp1) in raw_copy_to_user()
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/arch/arm/mach-omap2/
A Dpm44xx.c43 const char *from; member
178 {.from = NULL} /* TERMINATION */
182 {.from = "mpu_clkdm", .to = "emif_clkdm"},
183 {.from = NULL} /* TERMINATION */
193 struct clockdomain *from, *to; in omap4plus_init_static_deps() local
198 while (map->from) { in omap4plus_init_static_deps()
199 from = clkdm_lookup(map->from); in omap4plus_init_static_deps()
201 if (!from || !to) { in omap4plus_init_static_deps()
203 map->from, map->to); in omap4plus_init_static_deps()
206 ret = clkdm_add_wkdep(from, to); in omap4plus_init_static_deps()
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/arch/s390/include/asm/
A Duaccess.h52 : [spec] "I" (0x81), [from] "Q" (*(const char __user *)from) in raw_copy_from_user()
60 from += 4096; in raw_copy_from_user()
80 : [spec] "I" (0x81), [from] "Q" (*(const char *)from) in raw_copy_to_user()
88 from += 4096; in raw_copy_to_user()
109 if (check_copy_size(from, n, true)) in copy_to_user_key()
121 unsigned type *from, \
131 : [size] "d" (size), [from] "Q" (*from), \
146 unsigned type *from, \
159 : [size] "d" (size), [from] "Q" (*from), \
246 : [size] "d" (size), [from] "Q" (*from), \
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/arch/x86/include/asm/
A Duaccess_32.h13 (void *to, const void *from, unsigned long n);
15 (void *to, const void __user *from, unsigned long n);
18 raw_copy_to_user(void __user *to, const void *from, unsigned long n) in raw_copy_to_user() argument
20 return __copy_user_ll((__force void *)to, from, n); in raw_copy_to_user()
24 raw_copy_from_user(void *to, const void __user *from, unsigned long n) in raw_copy_from_user() argument
26 return __copy_user_ll(to, (__force const void *)from, n); in raw_copy_from_user()
30 __copy_from_user_inatomic_nocache(void *to, const void __user *from, in __copy_from_user_inatomic_nocache() argument
33 return __copy_from_user_ll_nocache_nozero(to, from, n); in __copy_from_user_inatomic_nocache()
A Dstring_32.h61 *(char *)to = *(char *)from; in __constant_memcpy()
64 *(short *)to = *(short *)from; in __constant_memcpy()
67 *(int *)to = *(int *)from; in __constant_memcpy()
70 *(short *)to = *(short *)from; in __constant_memcpy()
71 *((char *)to + 2) = *((char *)from + 2); in __constant_memcpy()
74 *(int *)to = *(int *)from; in __constant_memcpy()
75 *((char *)to + 4) = *((char *)from + 4); in __constant_memcpy()
78 *(int *)to = *(int *)from; in __constant_memcpy()
82 *(int *)to = *(int *)from; in __constant_memcpy()
83 *((int *)to + 1) = *((int *)from + 1); in __constant_memcpy()
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/arch/x86/entry/vdso/
A Dextable.h11 #define _ASM_VDSO_EXTABLE_HANDLE(from, to) \ argument
12 ASM_VDSO_EXTABLE_HANDLE from to
14 .macro ASM_VDSO_EXTABLE_HANDLE from:req to:req
16 .long (\from) - __ex_table
21 #define _ASM_VDSO_EXTABLE_HANDLE(from, to) \
23 ".long (" #from ") - __ex_table\n" \
/arch/arm/include/asm/
A Dpage.h109 void (*cpu_copy_user_highpage)(struct page *to, struct page *from,
113 void fa_copy_user_highpage(struct page *to, struct page *from,
116 void feroceon_copy_user_highpage(struct page *to, struct page *from,
119 void v4_mc_copy_user_highpage(struct page *to, struct page *from,
122 void v4wb_copy_user_highpage(struct page *to, struct page *from,
125 void v4wt_copy_user_highpage(struct page *to, struct page *from,
128 void xsc3_mc_copy_user_highpage(struct page *to, struct page *from,
131 void xscale_mc_copy_user_highpage(struct page *to, struct page *from,
155 #define copy_user_highpage(to,from,vaddr,vma) \ argument
156 __cpu_copy_user_highpage(to, from, vaddr, vma)
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/arch/powerpc/kernel/
A Dsignal.h40 void __user *from);
42 void __user *from);
68 #define unsafe_copy_fpr_from_user(task, from, label) do { \ argument
70 u64 __user *buf = (u64 __user *)from; \
78 #define unsafe_copy_vsx_from_user(task, from, label) do { \ argument
80 u64 __user *buf = (u64 __user *)from; \
111 u64 __user *buf = (u64 __user *)from; \
121 u64 __user *buf = (u64 __user *)from; \
135 #define unsafe_copy_fpr_from_user(task, from, label) \ argument
136 unsafe_copy_from_user((task)->thread.fp_state.fpr, from, \
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/arch/sh/include/asm/
A Ddma.h107 extern int dma_xfer(unsigned int chan, unsigned long from,
110 #define dma_write(chan, from, to, size) \ argument
111 dma_xfer(chan, from, to, size, DMA_MODE_WRITE)
112 #define dma_write_page(chan, from, to) \ argument
113 dma_write(chan, from, to, PAGE_SIZE)
115 #define dma_read(chan, from, to, size) \ argument
116 dma_xfer(chan, from, to, size, DMA_MODE_READ)
117 #define dma_read_page(chan, from, to) \ argument
118 dma_read(chan, from, to, PAGE_SIZE)
/arch/x86/events/
A Dutils.c88 static int get_branch_type(unsigned long from, unsigned long to, int abort, in get_branch_type() argument
104 from_plm = kernel_ip(from) ? X86_BR_KERNEL : X86_BR_USER; in get_branch_type()
110 if (from == 0 || to == 0) in get_branch_type()
125 bytes_left = copy_from_user_nmi(buf, (void __user *)from, in get_branch_type()
139 if (kernel_text_address(from) && !in_gate_area_no_mm(from)) { in get_branch_type()
140 addr = (void *)from; in get_branch_type()
208 int branch_type(unsigned long from, unsigned long to, int abort) in branch_type() argument
210 return get_branch_type(from, to, abort, false, NULL); in branch_type()
213 int branch_type_fused(unsigned long from, unsigned long to, int abort, in branch_type_fused() argument
216 return get_branch_type(from, to, abort, true, offset); in branch_type_fused()
/arch/arm64/mm/
A Dcopypage.c17 void copy_highpage(struct page *to, struct page *from) in copy_highpage() argument
20 void *kfrom = page_address(from); in copy_highpage()
21 struct folio *src = page_folio(from); in copy_highpage()
35 from != folio_page(src, 0)) in copy_highpage()
53 } else if (page_mte_tagged(from)) { in copy_highpage()
63 void copy_user_highpage(struct page *to, struct page *from, in copy_user_highpage() argument
66 copy_highpage(to, from); in copy_user_highpage()
/arch/csky/lib/
A Dusercopy.c7 unsigned long raw_copy_from_user(void *to, const void *from, in raw_copy_from_user() argument
69 : "=r"(n), "=r"(to), "=r"(from), "=r"(nsave), in raw_copy_from_user()
71 : "0"(n), "1"(to), "2"(from) in raw_copy_from_user()
78 unsigned long raw_copy_to_user(void *to, const void *from, in raw_copy_to_user() argument
136 : "=r"(n), "=r"(to), "=r"(from), "=r"(w0), in raw_copy_to_user()
138 : "0"(n), "1"(to), "2"(from) in raw_copy_to_user()
/arch/x86/kernel/
A Dioport.c71 long ksys_ioperm(unsigned long from, unsigned long num, int turn_on) in ksys_ioperm() argument
77 if ((from + num <= from) || (from + num > IO_BITMAP_BITS)) in ksys_ioperm()
128 bitmap_clear(iobm->bitmap, from, num); in ksys_ioperm()
130 bitmap_set(iobm->bitmap, from, num); in ksys_ioperm()
158 SYSCALL_DEFINE3(ioperm, unsigned long, from, unsigned long, num, int, turn_on) in SYSCALL_DEFINE3() argument
160 return ksys_ioperm(from, num, turn_on); in SYSCALL_DEFINE3()
207 long ksys_ioperm(unsigned long from, unsigned long num, int turn_on) in ksys_ioperm() argument
211 SYSCALL_DEFINE3(ioperm, unsigned long, from, unsigned long, num, int, turn_on) in SYSCALL_DEFINE3() argument
/arch/arm64/kernel/
A Dio.c17 #define memcpy_toio_aligned(to, from, count, bits) \ argument
20 const u##bits *_from = from; \
40 void __iowrite64_copy_full(void __iomem *to, const void *from, size_t count) in __iowrite64_copy_full() argument
42 memcpy_toio_aligned(to, from, count, 64); in __iowrite64_copy_full()
47 void __iowrite32_copy_full(void __iomem *to, const void *from, size_t count) in __iowrite32_copy_full() argument
49 memcpy_toio_aligned(to, from, count, 32); in __iowrite32_copy_full()
/arch/parisc/kernel/
A Dalternative.c48 u32 *from, replacement; in apply_alternatives() local
52 from = (u32 *)((ulong)&entry->orig_offset + entry->orig_offset); in apply_alternatives()
63 index, cond, len, from, replacement); in apply_alternatives()
71 replacement = *from; in apply_alternatives()
84 index, cond, len, replacement, from, from); in apply_alternatives()
91 memcpy(from, source, 4 * len); in apply_alternatives()
94 *from = replacement; in apply_alternatives()
/arch/x86/um/
A Dptrace.c123 const struct user_i387_struct *from);
126 const struct user_i387_struct *from) in um_fxsr_from_i387() argument
133 fxsave->fip = from->fip; in um_fxsr_from_i387()
135 fxsave->fcs = (from->fcs & 0xffff); in um_fxsr_from_i387()
136 fxsave->foo = from->foo; in um_fxsr_from_i387()
137 fxsave->fos = from->fos; in um_fxsr_from_i387()
141 (void *)from->st_space + i * 10, 10); in um_fxsr_from_i387()
153 const struct user_i387_struct *from; in fpregs_legacy_set() local
159 from = &buf; in fpregs_legacy_set()
161 from = kbuf; in fpregs_legacy_set()
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