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Searched refs:to_copy (Results 1 – 25 of 36) sorted by relevance

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/linux/net/rds/
H A Dtcp_recv.c75 unsigned long to_copy, skb_off; in rds_tcp_inc_copy_to_user() local
76 for (skb_off = 0; skb_off < skb->len; skb_off += to_copy) { in rds_tcp_inc_copy_to_user()
77 to_copy = iov_iter_count(to); in rds_tcp_inc_copy_to_user()
78 to_copy = min(to_copy, skb->len - skb_off); in rds_tcp_inc_copy_to_user()
80 if (skb_copy_datagram_iter(skb, skb_off, to, to_copy)) in rds_tcp_inc_copy_to_user()
83 rds_stats_add(s_copy_to_user, to_copy); in rds_tcp_inc_copy_to_user()
84 ret += to_copy; in rds_tcp_inc_copy_to_user()
110 unsigned int to_copy, skb_off; in rds_tcp_cong_recv() local
127 to_copy in rds_tcp_cong_recv()
163 size_t left = len, to_copy; rds_tcp_data_recv() local
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H A Dmessage.c499 unsigned long to_copy, nbytes; in rds_message_copy_from_user() local
523 to_copy = min_t(unsigned long, iov_iter_count(from), in rds_message_copy_from_user()
526 rds_stats_add(s_copy_from_user, to_copy); in rds_message_copy_from_user()
528 to_copy, from); in rds_message_copy_from_user()
529 if (nbytes != to_copy) in rds_message_copy_from_user()
532 sg_off += to_copy; in rds_message_copy_from_user()
545 unsigned long to_copy; in rds_message_inc_copy_to_user() local
559 to_copy = min_t(unsigned long, iov_iter_count(to), in rds_message_inc_copy_to_user()
561 to_copy = min_t(unsigned long, to_copy, len - copied); in rds_message_inc_copy_to_user()
563 rds_stats_add(s_copy_to_user, to_copy); in rds_message_inc_copy_to_user()
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/linux/drivers/staging/fbtft/
H A Dfbtft-bus.c126 size_t to_copy; in fbtft_write_vmem16_bus8() local
152 to_copy = min(tx_array_size, remain); in fbtft_write_vmem16_bus8()
154 to_copy, remain - to_copy); in fbtft_write_vmem16_bus8()
156 for (i = 0; i < to_copy; i++) in fbtft_write_vmem16_bus8()
159 vmem16 = vmem16 + to_copy; in fbtft_write_vmem16_bus8()
161 startbyte_size + to_copy * 2); in fbtft_write_vmem16_bus8()
164 remain -= to_copy; in fbtft_write_vmem16_bus8()
177 size_t to_copy; in fbtft_write_vmem16_bus9() local
193 to_copy = min(tx_array_size, remain); in fbtft_write_vmem16_bus9()
195 to_copy, remain - to_copy); in fbtft_write_vmem16_bus9()
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H A Dfb_ra8875.c242 size_t to_copy; in write_vmem16_bus8() local
260 to_copy = min(tx_array_size, remain); in write_vmem16_bus8()
262 to_copy, remain - to_copy); in write_vmem16_bus8()
264 for (i = 0; i < to_copy; i++) in write_vmem16_bus8()
267 vmem16 = vmem16 + to_copy; in write_vmem16_bus8()
269 startbyte_size + to_copy * 2); in write_vmem16_bus8()
272 remain -= to_copy; in write_vmem16_bus8()
/linux/crypto/
H A Dscatterwalk.c37 unsigned int to_copy; in memcpy_from_scatterwalk() local
39 to_copy = scatterwalk_next(walk, nbytes); in memcpy_from_scatterwalk()
40 memcpy(buf, walk->addr, to_copy); in memcpy_from_scatterwalk()
41 scatterwalk_done_src(walk, to_copy); in memcpy_from_scatterwalk()
42 buf += to_copy; in memcpy_from_scatterwalk()
43 nbytes -= to_copy; in memcpy_from_scatterwalk()
52 unsigned int to_copy; in memcpy_to_scatterwalk() local
54 to_copy = scatterwalk_next(walk, nbytes); in memcpy_to_scatterwalk()
55 memcpy(walk->addr, buf, to_copy); in memcpy_to_scatterwalk()
56 scatterwalk_done_dst(walk, to_copy); in memcpy_to_scatterwalk()
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/linux/arch/powerpc/platforms/pseries/
H A Dhtmdump.c125 u64 to_copy = 0; in htmsystem_mem_read() local
167 to_copy = 32 + (be64_to_cpu(*num_entries) * 32); in htmsystem_mem_read()
169 *ppos += to_copy; in htmsystem_mem_read()
170 return simple_read_from_buffer(ubuf, count, &offset, htm_mem_data, to_copy); in htmsystem_mem_read()
293 u64 to_copy; in htmstatus_read() local
335 to_copy = 32 + (be64_to_cpu(*num_entries) * htmstatus_flag); in htmstatus_read()
336 *ppos += to_copy; in htmstatus_read()
338 return simple_read_from_buffer(ubuf, count, &offset, htm_status_data, to_copy); in htmstatus_read()
353 u64 to_copy; in htminfo_read() local
390 to_copy = 32 + (be64_to_cpu(*num_entries) * 16); in htminfo_read()
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/linux/drivers/hwtracing/coresight/
H A Dultrasoc-smb.c119 ssize_t to_copy = 0; in smb_read() local
127 to_copy = min(sdb->data_size, len); in smb_read()
130 if (sdb->buf_rdptr + to_copy > sdb->buf_size) in smb_read()
131 to_copy = sdb->buf_size - sdb->buf_rdptr; in smb_read()
133 if (copy_to_user(data, sdb->buf_base + sdb->buf_rdptr, to_copy)) { in smb_read()
138 *ppos += to_copy; in smb_read()
139 smb_update_read_ptr(drvdata, to_copy); in smb_read()
143 dev_dbg(dev, "%zu bytes copied\n", to_copy); in smb_read()
144 return to_copy; in smb_read()
336 unsigned long to_copy; in smb_sync_perf_buffer() local
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/linux/drivers/xen/
H A Dxen-front-pgdir-shbuf.c274 int to_copy = XEN_NUM_GREFS_PER_PAGE; in backend_map() local
276 if (to_copy > grefs_left) in backend_map()
277 to_copy = grefs_left; in backend_map()
279 for (cur_gref = 0; cur_gref < to_copy; cur_gref++) { in backend_map()
290 grefs_left -= to_copy; in backend_map()
360 int cur_gref, grefs_left, to_copy, i, num_pages_dir; in guest_fill_page_dir() local
376 to_copy = grefs_left; in guest_fill_page_dir()
379 to_copy = XEN_NUM_GREFS_PER_PAGE; in guest_fill_page_dir()
383 to_copy * sizeof(grant_ref_t)); in guest_fill_page_dir()
385 grefs_left -= to_copy; in guest_fill_page_dir()
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/linux/drivers/nvmem/
H A Dbrcm_nvram.c53 size_t to_copy; in brcm_nvram_read() local
56 to_copy = max_t(ssize_t, (ssize_t)priv->data_len - offset, 0); in brcm_nvram_read()
58 to_copy = bytes; in brcm_nvram_read()
60 memcpy(val, priv->data + offset, to_copy); in brcm_nvram_read()
62 memset((uint8_t *)val + to_copy, priv->padding_byte, bytes - to_copy); in brcm_nvram_read()
/linux/drivers/most/
H A Dmost_cdev.c189 size_t to_copy, left; in comp_write() local
209 to_copy = min(count, c->cfg->buffer_size - c->mbo_offs); in comp_write()
210 left = copy_from_user(mbo->virt_address + c->mbo_offs, buf, to_copy); in comp_write()
211 if (left == to_copy) { in comp_write()
216 c->mbo_offs += to_copy - left; in comp_write()
226 ret = to_copy - left; in comp_write()
242 size_t to_copy, not_copied, copied; in comp_read() local
264 to_copy = min_t(size_t, in comp_read()
270 to_copy); in comp_read()
272 copied = to_copy - not_copied; in comp_read()
/linux/drivers/gpu/drm/amd/amdkfd/
H A Dkfd_smi_events.c85 size_t to_copy; in kfd_smi_ev_read() local
98 to_copy = kfifo_len(&client->fifo); in kfd_smi_ev_read()
99 if (!to_copy) { in kfd_smi_ev_read()
104 to_copy = min(size, to_copy); in kfd_smi_ev_read()
105 ret = kfifo_out(&client->fifo, buf, to_copy); in kfd_smi_ev_read()
112 ret = copy_to_user(user, buf, to_copy); in kfd_smi_ev_read()
119 return to_copy; in kfd_smi_ev_read()
/linux/drivers/infiniband/hw/hfi1/
H A Deprom.c263 u32 bytes_available, ncopied, to_copy; in read_segment_platform_config() local
367 to_copy = entry->size - ncopied; in read_segment_platform_config()
370 if (to_copy > bytes_available) in read_segment_platform_config()
371 to_copy = bytes_available; in read_segment_platform_config()
383 ret = read_length(dd, seg_base + seg_offset, to_copy, in read_segment_platform_config()
388 ncopied += to_copy; in read_segment_platform_config()
/linux/tools/objtool/
H A Dbuiltin-check.c215 size_t to_copy, copied; in copy_file()
242 for (to_copy = stat.st_size; to_copy > 0; to_copy -= copied) { in save_argv()
243 copied = sendfile(dst_fd, src_fd, &offset, to_copy); in save_argv()
192 size_t to_copy, copied; copy_file() local
/linux/fs/btrfs/
H A Dzlib.c448 unsigned long to_copy; in zlib_decompress() local
484 to_copy = min(workspace->strm.total_out, destlen); in zlib_decompress()
488 memcpy_to_folio(dest_folio, dest_pgoff, workspace->buf, to_copy); in zlib_decompress()
491 if (unlikely(to_copy != destlen)) { in zlib_decompress()
497 folio_pos(dest_folio), to_copy, destlen); in zlib_decompress()
505 if (unlikely(to_copy < destlen)) in zlib_decompress()
506 folio_zero_range(dest_folio, dest_pgoff + to_copy, destlen - to_copy); in zlib_decompress()
H A Dzstd.c684 unsigned long to_copy = 0; in zstd_decompress() local
721 to_copy = workspace->out_buf.pos; in zstd_decompress()
722 memcpy_to_folio(dest_folio, dest_pgoff, workspace->out_buf.dst, to_copy); in zstd_decompress()
725 if (unlikely(to_copy < destlen)) { in zstd_decompress()
727 folio_zero_range(dest_folio, dest_pgoff + to_copy, destlen - to_copy); in zstd_decompress()
/linux/drivers/gpu/drm/vmwgfx/
H A Dvmwgfx_blit.c125 size_t to_copy = size & ~(sizeof(_type) - 1); \
128 ((_type *) dst, (_type *) src, to_copy); \
198 size_t to_copy = round_down(size, sizeof(_type)); \
201 ((_type *) dst, (_type *) src, to_copy); \
202 location = size - to_copy + diff_offs - sizeof(_type); \
206 dst -= to_copy - diff_offs; \
207 src -= to_copy - diff_offs; \
208 size -= to_copy - diff_offs; \
/linux/mm/kmsan/
H A Dhooks.c249 void kmsan_copy_to_user(void __user *to, const void *from, size_t to_copy, in kmsan_copy_to_user()
262 if (!to_copy) in kmsan_copy_to_user()
265 if (to_copy <= left) in kmsan_copy_to_user()
272 kmsan_internal_check_memory((void *)from, to_copy - left, to, in kmsan_copy_to_user()
283 to_copy - left); in kmsan_copy_to_user()
248 kmsan_copy_to_user(void __user * to,const void * from,size_t to_copy,size_t left) kmsan_copy_to_user() argument
/linux/drivers/net/ethernet/brocade/bna/
H A Dbfa_msgq.c205 size_t to_copy; in __cmd_copy() local
213 to_copy = (len < BFI_MSGQ_CMD_ENTRY_SIZE) ? in __cmd_copy()
215 memcpy(dst, src, to_copy); in __cmd_copy()
216 len -= to_copy; in __cmd_copy()
639 size_t to_copy; in bfa_msgq_rsp_copy() local
649 to_copy = (len < BFI_MSGQ_RSP_ENTRY_SIZE) ? in bfa_msgq_rsp_copy()
651 memcpy(dst, src, to_copy); in bfa_msgq_rsp_copy()
652 len -= to_copy; in bfa_msgq_rsp_copy()
/linux/drivers/md/
H A Ddm-flakey.c455 unsigned size_to_add, to_copy; in clone_bio() local
473 to_copy = size_to_add; in clone_bio()
476 unsigned this_step = min(bvec.bv_len, to_copy); in clone_bio()
482 to_copy -= this_step; in clone_bio()
484 } while (to_copy); in clone_bio()
H A Ddm-verity-fec.c58 unsigned int n, i, j, parity_pos, to_copy; in fec_decode_bufs() local
96 to_copy = min(v->fec->block_size - parity_pos, v->fec->roots); in fec_decode_bufs()
97 for (j = 0; j < to_copy; j++) in fec_decode_bufs()
99 if (to_copy < v->fec->roots) { in fec_decode_bufs()
/linux/drivers/hid/
H A Dhid-sensor-hub.c247 size_t to_copy; in sensor_hub_get_feature() local
284 to_copy = min(field_size, report_size - copied); in sensor_hub_get_feature()
285 memcpy(&((u8 *)buffer)[copied], &field->value[i], to_copy); in sensor_hub_get_feature()
286 copied += to_copy; in sensor_hub_get_feature()
/linux/net/batman-adv/
H A Dtp_meter.c585 size_t to_copy; in batadv_tp_fill_prerandom() local
597 to_copy = min(nbytes, bytes_inbuf); in batadv_tp_fill_prerandom()
599 memcpy(&buf[pos], &batadv_tp_prerandom[local_offset], to_copy); in batadv_tp_fill_prerandom()
600 pos += to_copy; in batadv_tp_fill_prerandom()
601 nbytes -= to_copy; in batadv_tp_fill_prerandom()
/linux/net/xfrm/
H A Dxfrm_iptfs.c2004 u32 to_copy = skb->len - mtu; in iptfs_copy_create_frags() local
2014 to_copy = skb->len - offset; in iptfs_copy_create_frags()
2015 while (to_copy) { in iptfs_copy_create_frags()
2017 trace_iptfs_first_fragmenting(nskb, mtu, to_copy, NULL); in iptfs_copy_create_frags()
2024 copy_len = min(to_copy, mtu); in iptfs_copy_create_frags()
2033 iptfs_output_prepare_skb(nskb, to_copy); in iptfs_copy_create_frags()
2035 to_copy -= copy_len; in iptfs_copy_create_frags()
2036 blkoff = to_copy; in iptfs_copy_create_frags()
/linux/drivers/net/ethernet/sfc/
H A Dmcdi_port_common.c895 unsigned int to_copy; in efx_mcdi_phy_get_module_eeprom_page() local
902 to_copy = min(space, SFP_PAGE_SIZE - offset); in efx_mcdi_phy_get_module_eeprom_page()
922 to_copy); in efx_mcdi_phy_get_module_eeprom_page()
924 return to_copy; in efx_mcdi_phy_get_module_eeprom_page()
/linux/drivers/net/ethernet/sfc/siena/
H A Dmcdi_port_common.c914 unsigned int to_copy; in efx_mcdi_phy_get_module_eeprom_page() local
921 to_copy = min(space, SFP_PAGE_SIZE - offset); in efx_mcdi_phy_get_module_eeprom_page()
941 to_copy); in efx_mcdi_phy_get_module_eeprom_page()
943 return to_copy; in efx_mcdi_phy_get_module_eeprom_page()

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