Home
last modified time | relevance | path

Searched full:copy (Results 1 – 25 of 4369) sorted by relevance

12345678910>>...175

/linux/arch/microblaze/kernel/
H A Dsignal.c62 #define COPY(x) {err |= __get_user(regs->x, &sc->regs.x); } in restore_sigcontext() macro
63 COPY(r0); in restore_sigcontext()
64 COPY(r1); in restore_sigcontext()
65 COPY(r2); COPY(r3); COPY(r4); COPY(r5); in restore_sigcontext()
66 COPY(r6); COPY(r7); COPY(r8); COPY(r9); in restore_sigcontext()
67 COPY(r10); COPY(r11); COPY(r12); COPY(r13); in restore_sigcontext()
68 COPY(r14); COPY(r15); COPY(r16); COPY(r17); in restore_sigcontext()
69 COPY(r18); COPY(r19); COPY(r20); COPY(r21); in restore_sigcontext()
70 COPY(r22); COPY(r23); COPY(r24); COPY(r25); in restore_sigcontext()
71 COPY(r26); COPY(r27); COPY(r28); COPY(r29); in restore_sigcontext()
[all …]
/linux/arch/x86/um/os-Linux/
H A Dmcontext.c16 #define COPY(X) regs->gp[X] = mc->gregs[REG_##X] in get_regs_from_mc() macro
20 COPY(EDI); COPY(ESI); COPY(EBP); in get_regs_from_mc()
22 COPY(EBX); COPY(EDX); COPY(ECX); COPY(EAX); in get_regs_from_mc()
23 COPY(EIP); COPY_SEG_CPL3(CS); COPY(EFL); COPY_SEG_CPL3(SS); in get_regs_from_mc()
25 #undef COPY in get_regs_from_mc()
30 #define COPY(X) regs->gp[X/sizeof(unsigned long)] = mc->gregs[REG_##X] in get_regs_from_mc()
31 COPY(R8); COPY(R9); COPY(R10); COPY(R11); in get_regs_from_mc()
32 COPY(R12); COPY(R13); COPY(R14); COPY(R15); in get_regs_from_mc()
33 COPY(RDI); COPY(RSI); COPY(RBP); COPY(RBX); in get_regs_from_mc()
34 COPY(RDX); COPY(RAX); COPY(RCX); COPY(RSP); in get_regs_from_mc()
[all …]
/linux/arch/riscv/lib/
H A Dmemmove.S17 * a2 - Length of copy n
24 * in the 2 misaligned fixup copy loops.
33 * Forward Copy: a1 - Index counter of src
34 * Reverse Copy: a4 - Index counter of src
35 * Forward Copy: t3 - Index counter of dest
36 * Reverse Copy: t4 - Index counter of dest
37 * Both Copy Modes: t5 - Inclusive first multibyte/aligned of dest
38 * Both Copy Modes: t6 - Non-Inclusive last multibyte/aligned of dest
39 * Both Copy Modes: t0 - Link / Temporary for load-store
40 * Both Copy Modes: t1 - Temporary for load-store
[all …]
/linux/net/core/
H A Ddatagram.c395 int i, copy = start - offset, start_off = offset, n; in __skb_datagram_iter()
398 /* Copy header. */ in __skb_datagram_iter()
399 if (copy > 0) { in __skb_datagram_iter()
400 if (copy > len) in __skb_datagram_iter()
401 copy = len; in __skb_datagram_iter()
403 skb->data + offset, copy, data, to); in __skb_datagram_iter()
405 if (n != copy) in __skb_datagram_iter()
407 if ((len -= copy) == 0) in __skb_datagram_iter()
414 /* Copy paged appendix. Hmm... why does this look so complicated? */ in __skb_datagram_iter()
422 if ((copy in __skb_datagram_iter()
394 int i, copy = start - offset, start_off = offset, n; __skb_datagram_iter() local
557 int i, copy = start - offset; skb_copy_datagram_from_iter() local
732 int copy = min_t(int, skb_headlen(skb), iov_iter_count(from)); zerocopy_sg_from_iter() local
[all...]
/linux/arch/m68k/atari/
H A Dtime.c100 #define COPY(v) val->v=(mste_rtc.v & 0xf) in mste_read() macro
102 COPY(sec_ones) ; COPY(sec_tens) ; COPY(min_ones) ; in mste_read()
103 COPY(min_tens) ; COPY(hr_ones) ; COPY(hr_tens) ; in mste_read()
104 COPY(weekday) ; COPY(day_ones) ; COPY(day_tens) ; in mste_read()
105 COPY(mon_ones) ; COPY(mon_tens) ; COPY(year_ones) ; in mste_read()
106 COPY(year_tens) ; in mste_read()
109 #undef COPY in mste_read()
114 #define COPY(v) mste_rtc.v=val->v in mste_write() macro
116 COPY(sec_ones) ; COPY(sec_tens) ; COPY(min_ones) ; in mste_write()
117 COPY(min_tens) ; COPY(hr_ones) ; COPY(hr_tens) ; in mste_write()
[all …]
/linux/Documentation/staging/
H A Dlzo.rst27 - a length (number of bytes to copy from dictionary)
28 - the number of literals to copy, which is retained in variable "state"
55 ranges, resulting in multiple copy instructions using different encodings.
59 After any instruction except the large literal copy, 0, 1, 2 or 3 literals
68 End of stream is declared when a block copy of distance 0 is seen. Only one
101 noting that code 16 will represent a block copy from the
111 18..21 : copy 0..3 literals
112 state = (byte - 17) = 0..3 [ copy <state> literals ]
115 22..255 : copy literal string
117 state = 4 [ don't copy extra literals ]
[all …]
/linux/arch/sh/kernel/
H A Dsignal_32.c120 #define COPY(x) err |= __get_user(regs->x, &sc->sc_##x) in restore_sigcontext() macro
121 COPY(regs[1]); in restore_sigcontext()
122 COPY(regs[2]); COPY(regs[3]); in restore_sigcontext()
123 COPY(regs[4]); COPY(regs[5]); in restore_sigcontext()
124 COPY(regs[6]); COPY(regs[7]); in restore_sigcontext()
125 COPY(regs[8]); COPY(regs[9]); in restore_sigcontext()
126 COPY(regs[10]); COPY(regs[11]); in restore_sigcontext()
127 COPY(regs[12]); COPY(regs[13]); in restore_sigcontext()
128 COPY(regs[14]); COPY(regs[15]); in restore_sigcontext()
129 COPY(gbr); COPY(mach); in restore_sigcontext()
[all …]
/linux/lib/zlib_inflate/
H A Dinflate.c123 unsigned copy, dist; in zlib_updatewindow() local
127 /* copy state->wsize or less output bytes into the circular window */ in zlib_updatewindow()
128 copy = out - strm->avail_out; in zlib_updatewindow()
129 if (copy >= state->wsize) { in zlib_updatewindow()
136 if (dist > copy) dist = copy; in zlib_updatewindow()
137 memcpy(state->window + state->write, strm->next_out - copy, dist); in zlib_updatewindow()
138 copy -= dist; in zlib_updatewindow()
139 if (copy) { in zlib_updatewindow()
140 memcpy(state->window, strm->next_out - copy, copy); in zlib_updatewindow()
141 state->write = copy; in zlib_updatewindow()
[all …]
/linux/drivers/s390/cio/
H A Ddevice_status.c73 * Copy valid bits from the extended control word to device irb.
79 * Copy extended control bit if it is valid... yes there in ccw_device_accumulate_ecw()
90 /* Copy concurrent sense / model dependent information. */ in ccw_device_accumulate_ecw()
111 * Copy valid bits from the extended status word to device irb.
124 /* Copy last path used mask. */ in ccw_device_accumulate_esw()
127 /* Copy subchannel logout information if esw is of format 0. */ in ccw_device_accumulate_esw()
131 /* Copy extended status flags. */ in ccw_device_accumulate_esw()
134 * Copy fields that have a meaning for channel data check in ccw_device_accumulate_esw()
140 /* Copy ancillary report bit. */ in ccw_device_accumulate_esw()
142 /* Copy field-validity-flags. */ in ccw_device_accumulate_esw()
[all …]
/linux/Documentation/admin-guide/device-mapper/
H A Dkcopyd.rst5 Kcopyd provides the ability to copy a range of sectors from one block-device
10 to set aside for their copy jobs. This is done with a call to
16 To start a copy job, the user must set up io_region structures to describe
17 the source and destinations of the copy. Each io_region indicates a
19 of the copy is given as one io_region structure, and the destinations of the
20 copy are given as an array of io_region structures::
28 To start the copy, the user calls kcopyd_copy(), passing in the client
30 completion callback routine, and a pointer to some context data for the copy::
39 When the copy completes, kcopyd will call the user's completion routine,
41 write error occurred during the copy.
[all …]
/linux/arch/s390/kvm/
H A Dgaccess.h106 * @x: value to copy to guest
132 * write_guest_lc - copy data from kernel space to guest vcpu's lowcore
136 * @len: number of bytes to copy
138 * Copy data from kernel space to guest vcpu's lowcore. The entire range must
158 * read_guest_lc - copy data from guest vcpu's lowcore to kernel space
162 * @len: number of bytes to copy
164 * Copy data from guest vcpu's lowcore to kernel space. The entire range must
213 * write_guest_with_key - copy data from kernel space to guest space
218 * @len: number of bytes to copy
221 * Copy @len bytes from @data (kernel space) to @ga (guest address).
[all …]
/linux/arch/xtensa/lib/
H A Dmemcopy.S61 * Byte by byte copy
92 # copy 1 byte
101 # copy 2 bytes
117 mov a5, a2 # copy dst so that a2 is return value
125 _bany a3, a8, .Lsrcunaligned # then use shifting copy
127 * Destination and source are word-aligned, use word copy.
129 # copy 16 bytes per iteration for word-aligned dst and word-aligned src
153 # copy 8 bytes
166 # copy 4 bytes
175 # copy 2 bytes
[all …]
H A Dusercopy.S4 * Copy to/from user space (derived from arch/xtensa/lib/hal/memcopy.S)
70 mov a5, a2 # copy dst so that a2 is return value
79 bnone a3, a8, .Laligned # then use word copy
92 # copy 1 byte
101 # copy 2 bytes
113 * Byte by byte copy
140 # copy 16 bytes per iteration for word-aligned dst and word-aligned src
167 # copy 8 bytes
176 # copy 4 bytes
183 # copy 2 bytes
[all …]
/linux/arch/parisc/kernel/
H A Dentry.S104 copy %r30, %r17
116 copy %r9,%r29
124 copy %r30,%r1
130 copy %r9,%r29
375 copy \spc,\tmp
394 copy %r0,\pte
408 copy %r0,\pte
483 copy \pte,\tmp
578 * aligned to 8 MB. It is used to clear/copy/flush user pages
589 copy \va,\tmp1
[all …]
/linux/arch/x86/lib/
H A Dcopy_mc_64.S12 * copy_mc_fragile - copy memory with indication if an exception / fault happened
22 /* Less than 8 bytes? Go to byte copy loop */
30 /* Copy one byte at a time until source is 8-byte aligned */
65 /* Copy trailing bytes */
76 /* Copy successful. Return zero */
98 * copy up to the write-protected page.
117 * copy_mc_enhanced_fast_string - memory copy with exception handling
119 * Fast string copy + fault / exception handling. If the CPU does
131 /* Copy successful. Return zero */
137 * On fault %rcx is updated such that the copy instruction could
[all …]
/linux/LICENSES/deprecated/
H A DGFDL-1.128 Everyone is permitted to copy and distribute verbatim copies
36 the effective freedom to copy and redistribute it, with or without
87 A "Transparent" copy of the Document means a machine-readable copy,
94 to text formatters. A copy made in an otherwise Transparent file
96 subsequent modification by readers is not Transparent. A copy that is
119 You may copy and distribute the Document in any medium, either
154 copy along with each Opaque copy, or state in or with each Opaque copy
156 Transparent copy of the Document, free of added material, which the
161 Transparent copy will remain thus accessible at the stated location
163 copy (directly or through your agents or retailers) of that edition to
[all …]
H A DGFDL-1.227 Everyone is permitted to copy and distribute verbatim copies
35 assure everyone the effective freedom to copy and redistribute it,
64 copy, modify or distribute the work in a way requiring permission
95 A "Transparent" copy of the Document means a machine-readable copy,
102 to text formatters. A copy made in an otherwise Transparent file
106 of text. A copy that is not "Transparent" is called "Opaque".
144 You may copy and distribute the Document in any medium, either
180 copy along with each Opaque copy, or state in or with each Opaque copy
183 a complete Transparent copy of the Document, free of added material.
186 that this Transparent copy will remain thus accessible at the stated
[all …]
/linux/lib/
H A Diomap_copy.c10 * __iowrite32_copy - copy data to MMIO space, in 32-bit units
13 * @count: number of 32-bit quantities to copy
15 * Copy data from kernel space to MMIO space, in units of 32 bits at a
33 * __ioread32_copy - copy data from MMIO space, in 32-bit units
36 * @count: number of 32-bit quantities to copy
38 * Copy data from MMIO space to kernel space, in units of 32 bits at a
54 * __iowrite64_copy - copy data to MMIO space, in 64-bit or 32-bit units
57 * @count: number of 64-bit quantities to copy
59 * Copy data from kernel space to MMIO space, in units of 32 or 64 bits at a
/linux/drivers/gpu/drm/v3d/
H A Dv3d_submit.c185 DRM_DEBUG("Failed to copy wait dep handle.\n"); in v3d_job_init()
348 DRM_DEBUG("Failed to copy post dep handles\n"); in v3d_get_multisync_post_deps()
578 /* Get data for the copy timestamp query results job submission. */
585 struct drm_v3d_copy_timestamp_query copy; in v3d_get_cpu_copy_query_results_params() local
600 if (copy_from_user(&copy, ext, sizeof(copy))) in v3d_get_cpu_copy_query_results_params()
603 if (copy.pad) in v3d_get_cpu_copy_query_results_params()
608 query_info->queries = kvmalloc_array(copy.count, in v3d_get_cpu_copy_query_results_params()
614 offsets = u64_to_user_ptr(copy.offsets); in v3d_get_cpu_copy_query_results_params()
615 syncs = u64_to_user_ptr(copy.syncs); in v3d_get_cpu_copy_query_results_params()
617 for (i = 0; i < copy.count; i++) { in v3d_get_cpu_copy_query_results_params()
[all …]
/linux/Documentation/input/devices/
H A Dbcm5974.rst7 :Copyright: |copy| 2008-2009 Henrik Rydberg <rydberg@euromail.se>
12 :Copyright: |copy| 2008 Scott Shawcroft (scott.shawcroft@gmail.com)
16 :Copyright: |copy| 2001-2004 Greg Kroah-Hartman (greg@kroah.com)
17 :Copyright: |copy| 2005 Johannes Berg (johannes@sipsolutions.net)
18 :Copyright: |copy| 2005 Stelian Pop (stelian@popies.net)
19 :Copyright: |copy| 2005 Frank Arnold (frank@scirocco-5v-turbo.de)
20 :Copyright: |copy| 2005 Peter Osterlund (petero2@telia.com)
21 :Copyright: |copy| 2005 Michael Hanselmann (linux-kernel@hansmi.ch)
22 :Copyright: |copy| 2006 Nicolas Boichat (nicolas@boichat.ch)
/linux/arch/nios2/lib/
H A Dmemcpy.c16 You should have received a copy of the GNU Lesser General Public
33 /* Copy exactly NBYTES bytes from SRC_BP to DST_BP,
47 /* Copy *up to* NBYTES bytes from SRC_BP to DST_BP, with
68 /* _wordcopy_fwd_aligned -- Copy block beginning at SRCP to
107 /* _wordcopy_fwd_dest_aligned -- Copy block beginning at SRCP to
119 aligned srcp to make it aligned for copy. */ in _wordcopy_fwd_dest_aligned()
165 /* Copy from the beginning to the end. */ in memcpy()
167 /* If there not too few bytes to copy, use word copy. */ in memcpy()
169 /* Copy just a few bytes to make DSTP aligned. */ in memcpy()
173 /* Copy whole pages from SRCP to DSTP by virtual address in memcpy()
[all …]
/linux/LICENSES/preferred/
H A DLGPL-2.123 Everyone is permitted to copy and distribute verbatim copies of this
66 permission to copy, distribute and/or modify the library.
162 1. You may copy and distribute verbatim copies of the Library's complete
164 conspicuously and appropriately publish on each copy an appropriate
167 distribute a copy of this License along with the Library.
169 You may charge a fee for the physical act of transferring a copy, and
172 2. You may modify your copy or copies of the Library or any portion of it,
173 thus forming a work based on the Library, and copy and distribute such
221 License instead of this License to a given copy of the Library. To do
229 Once this change is made in a given copy, it is irreversible for that
[all …]
H A DLGPL-2.021 Everyone is permitted to copy and distribute verbatim copies of this
60 copy, distribute and/or modify the library.
150 1. You may copy and distribute verbatim copies of the Library's complete
152 conspicuously and appropriately publish on each copy an appropriate
155 distribute a copy of this License along with the Library.
157 You may charge a fee for the physical act of transferring a copy, and
160 2. You may modify your copy or copies of the Library or any portion of it,
161 thus forming a work based on the Library, and copy and distribute such
209 License instead of this License to a given copy of the Library. To do
217 Once this change is made in a given copy, it is irreversible for that
[all …]
/linux/Documentation/networking/
H A Dmsg_zerocopy.rst9 The MSG_ZEROCOPY flag enables copy avoidance for socket send calls.
20 underlying copy avoidance mechanism to common socket send calls.
22 Copy avoidance is not a free lunch. As implemented, with page pinning,
23 it replaces per byte copy cost with page accounting and completion
60 Passing the MSG_ZEROCOPY flag is the most obvious step to enable copy
68 copy avoidance mode for legacy processes that accidentally already pass
91 Mixing copy avoidance and copying
94 Many workloads have a mixture of large and small buffers. Because copy
211 Passing flag MSG_ZEROCOPY is a hint to the kernel to apply copy
213 notification. It is not a guarantee that the copy is elided.
[all …]
/linux/include/linux/
H A Dregset.h90 * not copy it all out.
106 * @count: amount of data to copy, in bytes
107 * @kbuf: if not %NULL, a kernel-space pointer to copy from
108 * @ubuf: if @kbuf is %NULL, a user-space pointer to copy from
262 unsigned int copy = (end_pos < 0 ? *count in user_regset_copyin() local
266 memcpy(data, *kbuf, copy); in user_regset_copyin()
267 *kbuf += copy; in user_regset_copyin()
268 } else if (__copy_from_user(data, *ubuf, copy)) in user_regset_copyin()
271 *ubuf += copy; in user_regset_copyin()
272 *pos += copy; in user_regset_copyin()
[all …]

12345678910>>...175