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/linux-6.15/tools/testing/selftests/resctrl/
H A Dfill_buf.c41 void mem_flush(unsigned char *buf, size_t buf_size) in mem_flush() argument
46 buf_size = buf_size / CL_SIZE; /* mem size in cache lines */ in mem_flush()
48 for (i = 0; i < buf_size; i++) in mem_flush()
65 static int fill_one_span_read(unsigned char *buf, size_t buf_size) in fill_one_span_read() argument
67 unsigned int size = buf_size / (CL_SIZE / 2); in fill_one_span_read()
91 void fill_cache_read(unsigned char *buf, size_t buf_size, bool once) in fill_cache_read() argument
96 ret = fill_one_span_read(buf, buf_size); in fill_cache_read()
105 unsigned char *alloc_buffer(size_t buf_size, bool memflush) in alloc_buffer() argument
112 ret = posix_memalign(&buf, PAGE_SIZE, buf_size); in alloc_buffer()
118 s64 = buf_size / sizeof(uint64_t); in alloc_buffer()
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H A Dmbm_test.c144 fill_buf.buf_size = uparams->fill_buf->buf_size; in mbm_run_test()
148 ssize_t buf_size; in mbm_run_test() local
150 buf_size = get_fill_buf_size(uparams->cpu, "L3"); in mbm_run_test()
151 if (buf_size < 0) in mbm_run_test()
152 return buf_size; in mbm_run_test()
153 fill_buf.buf_size = buf_size; in mbm_run_test()
162 ret = check_results(param.fill_buf ? param.fill_buf->buf_size : 0); in mbm_run_test()
H A Dmba_test.c185 fill_buf.buf_size = uparams->fill_buf->buf_size; in mba_run_test()
189 ssize_t buf_size; in mba_run_test() local
191 buf_size = get_fill_buf_size(uparams->cpu, "L3"); in mba_run_test()
192 if (buf_size < 0) in mba_run_test()
193 return buf_size; in mba_run_test()
194 fill_buf.buf_size = buf_size; in mba_run_test()
/linux-6.15/drivers/ntb/hw/intel/
H A Dntb_hw_gen3.c264 size_t buf_size; in ndev_ntb3_debugfs_read() local
271 buf_size = min(count, 0x800ul); in ndev_ntb3_debugfs_read()
273 buf = kmalloc(buf_size, GFP_KERNEL); in ndev_ntb3_debugfs_read()
279 off += scnprintf(buf + off, buf_size - off, in ndev_ntb3_debugfs_read()
282 off += scnprintf(buf + off, buf_size - off, in ndev_ntb3_debugfs_read()
286 off += scnprintf(buf + off, buf_size - off, in ndev_ntb3_debugfs_read()
288 off += scnprintf(buf + off, buf_size - off, in ndev_ntb3_debugfs_read()
305 off += scnprintf(buf + off, buf_size - off, in ndev_ntb3_debugfs_read()
307 off += scnprintf(buf + off, buf_size - off, in ndev_ntb3_debugfs_read()
309 off += scnprintf(buf + off, buf_size - off, in ndev_ntb3_debugfs_read()
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H A Dntb_hw_gen4.c225 size_t buf_size; in ndev_ntb4_debugfs_read() local
232 buf_size = min(count, 0x800ul); in ndev_ntb4_debugfs_read()
234 buf = kmalloc(buf_size, GFP_KERNEL); in ndev_ntb4_debugfs_read()
240 off += scnprintf(buf + off, buf_size - off, in ndev_ntb4_debugfs_read()
243 off += scnprintf(buf + off, buf_size - off, in ndev_ntb4_debugfs_read()
247 off += scnprintf(buf + off, buf_size - off, in ndev_ntb4_debugfs_read()
249 off += scnprintf(buf + off, buf_size - off, in ndev_ntb4_debugfs_read()
266 off += scnprintf(buf + off, buf_size - off, in ndev_ntb4_debugfs_read()
268 off += scnprintf(buf + off, buf_size - off, in ndev_ntb4_debugfs_read()
270 off += scnprintf(buf + off, buf_size - off, in ndev_ntb4_debugfs_read()
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H A Dntb_hw_gen1.c498 size_t buf_size; in ndev_ntb_debugfs_read() local
506 buf_size = min(count, 0x800ul); in ndev_ntb_debugfs_read()
508 buf = kmalloc(buf_size, GFP_KERNEL); in ndev_ntb_debugfs_read()
514 off += scnprintf(buf + off, buf_size - off, in ndev_ntb_debugfs_read()
517 off += scnprintf(buf + off, buf_size - off, in ndev_ntb_debugfs_read()
528 off += scnprintf(buf + off, buf_size - off, in ndev_ntb_debugfs_read()
532 off += scnprintf(buf + off, buf_size - off, in ndev_ntb_debugfs_read()
534 off += scnprintf(buf + off, buf_size - off, in ndev_ntb_debugfs_read()
551 off += scnprintf(buf + off, buf_size - off, in ndev_ntb_debugfs_read()
553 off += scnprintf(buf + off, buf_size - off, in ndev_ntb_debugfs_read()
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/linux-6.15/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_eeprom.c93 u8 *eeprom_buf, u32 buf_size, bool read) in __amdgpu_eeprom_xfer() argument
110 for (r = 0; buf_size > 0; in __amdgpu_eeprom_xfer()
111 buf_size -= len, eeprom_addr += len, eeprom_buf += len) { in __amdgpu_eeprom_xfer()
137 buf_size); in __amdgpu_eeprom_xfer()
144 len = min(U16_MAX, buf_size); in __amdgpu_eeprom_xfer()
182 u8 *eeprom_buf, u32 buf_size, bool read) in amdgpu_eeprom_xfer() argument
198 eeprom_buf, buf_size, read); in amdgpu_eeprom_xfer()
202 eeprom_addr, buf_size, in amdgpu_eeprom_xfer()
212 for ( ; buf_size > 0; in amdgpu_eeprom_xfer()
213 buf_size -= ps, eeprom_addr += ps, eeprom_buf += ps) { in amdgpu_eeprom_xfer()
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/linux-6.15/tools/perf/util/
H A Dsymbol-minimal.c95 size_t buf_size; in filename__read_build_id() local
129 buf = malloc(buf_size); in filename__read_build_id()
150 buf_size = phdr->p_filesz; in filename__read_build_id()
152 tmp = realloc(buf, buf_size); in filename__read_build_id()
181 buf = malloc(buf_size); in filename__read_build_id()
202 buf_size = phdr->p_filesz; in filename__read_build_id()
204 tmp = realloc(buf, buf_size); in filename__read_build_id()
232 size_t buf_size; in sysfs__read_build_id() local
242 buf_size = stbuf.st_size; in sysfs__read_build_id()
243 buf = malloc(buf_size); in sysfs__read_build_id()
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/linux-6.15/net/mac80211/
H A Dagg-rx.c175 u16 buf_size) in ieee80211_add_addbaext() argument
196 u16 *buf_size) in ieee80211_retrieve_addba_ext_data() argument
214 if (buf_size && in ieee80211_retrieve_addba_ext_data()
329 (buf_size > max_buf_size)) { in __ieee80211_start_rx_ba_session()
337 if (buf_size == 0) in __ieee80211_start_rx_ba_session()
338 buf_size = max_buf_size; in __ieee80211_start_rx_ba_session()
343 params.buf_size = buf_size; in __ieee80211_start_rx_ba_session()
346 buf_size, sta->sta.addr); in __ieee80211_start_rx_ba_session()
417 for (i = 0; i < buf_size; i++) in __ieee80211_start_rx_ba_session()
433 tid_agg_rx->buf_size = buf_size; in __ieee80211_start_rx_ba_session()
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/linux-6.15/drivers/media/platform/ti/omap3isp/
H A Dispstat.c101 buf->buf_size + AF_EXTRA_DATA : buf->buf_size; in isp_stat_buf_check_magic()
141 stat->buf_size + AF_EXTRA_DATA : stat->buf_size; in isp_stat_buf_insert_magic()
240 stat->active_buf->buf_size = stat->buf_size; in isp_stat_buf_queue()
310 if (buf->buf_size > data->buf_size) { in isp_stat_buf_get()
503 data->buf_size = buf->buf_size; in omap3isp_stat_request_statistics()
543 u32 buf_size = user_cfg->buf_size; in omap3isp_stat_config() local
559 if (buf_size != user_cfg->buf_size) in omap3isp_stat_config()
577 buf_size = user_cfg->buf_size * 2 + MAGIC_SIZE; in omap3isp_stat_config()
587 buf_size += recover_cfg->buf_size * in omap3isp_stat_config()
590 buf_size = PAGE_ALIGN(buf_size); in omap3isp_stat_config()
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H A Disph3a_aewb.c75 aewb->buf_size = conf->buf_size; in h3a_aewb_setup_regs()
115 u32 buf_size; in h3a_aewb_validate_params() local
163 buf_size = h3a_aewb_get_buf_size(user_cfg); in h3a_aewb_validate_params()
164 if (buf_size > user_cfg->buf_size) in h3a_aewb_validate_params()
165 user_cfg->buf_size = buf_size; in h3a_aewb_validate_params()
166 else if (user_cfg->buf_size > OMAP3ISP_AEWB_MAX_BUF_SIZE) in h3a_aewb_validate_params()
167 user_cfg->buf_size = OMAP3ISP_AEWB_MAX_BUF_SIZE; in h3a_aewb_validate_params()
237 cur_cfg->buf_size = h3a_aewb_get_buf_size(cur_cfg); in h3a_aewb_set_params()
330 aewb_recover_cfg->buf_size = h3a_aewb_get_buf_size(aewb_recover_cfg); in omap3isp_h3a_aewb_init()
H A Disph3a_af.c125 af->buf_size = conf->buf_size; in h3a_af_setup_regs()
159 u32 buf_size; in h3a_af_validate_params() local
216 buf_size = h3a_af_get_buf_size(user_cfg); in h3a_af_validate_params()
217 if (buf_size > user_cfg->buf_size) in h3a_af_validate_params()
219 user_cfg->buf_size = buf_size; in h3a_af_validate_params()
220 else if (user_cfg->buf_size > OMAP3ISP_AF_MAX_BUF_SIZE) in h3a_af_validate_params()
221 user_cfg->buf_size = OMAP3ISP_AF_MAX_BUF_SIZE; in h3a_af_validate_params()
301 cur_cfg->buf_size = h3a_af_get_buf_size(cur_cfg); in h3a_af_set_params()
388 af_recover_cfg->buf_size = h3a_af_get_buf_size(af_recover_cfg); in omap3isp_h3a_af_init()
H A Disphist.c137 hist->buf_size = conf->buf_size; in hist_setup_regs()
194 cfg.src_maxburst = hist->buf_size / 4; in hist_buf_dma()
204 hist->buf_size, DMA_DEV_TO_MEM, in hist_buf_dma()
255 for (i = hist->buf_size / 16; i > 0; i--) { in hist_buf_pio()
308 u32 buf_size; in hist_validate_params() local
350 buf_size = hist_get_buf_size(user_cfg); in hist_validate_params()
351 if (buf_size > user_cfg->buf_size) in hist_validate_params()
353 user_cfg->buf_size = buf_size; in hist_validate_params()
354 else if (user_cfg->buf_size > OMAP3ISP_HIST_MAX_BUF_SIZE) in hist_validate_params()
355 user_cfg->buf_size = OMAP3ISP_HIST_MAX_BUF_SIZE; in hist_validate_params()
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/linux-6.15/fs/
H A Dkernel_read_file.c36 size_t buf_size, size_t *file_size, in kernel_read_file() argument
66 if (!file_size && offset == 0 && i_size > buf_size) { in kernel_read_file()
71 whole_file = (offset == 0 && i_size <= buf_size); in kernel_read_file()
88 while (copied < buf_size) { in kernel_read_file()
90 size_t wanted = min_t(size_t, buf_size - copied, in kernel_read_file()
128 size_t buf_size, size_t *file_size, in kernel_read_file_from_path() argument
141 ret = kernel_read_file(file, offset, buf, buf_size, file_size, id); in kernel_read_file_from_path()
148 void **buf, size_t buf_size, in kernel_read_file_from_path_initns() argument
168 ret = kernel_read_file(file, offset, buf, buf_size, file_size, id); in kernel_read_file_from_path_initns()
175 size_t buf_size, size_t *file_size, in kernel_read_file_from_fd() argument
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/linux-6.15/drivers/scsi/fnic/
H A Dfnic_trace.c217 int buf_size = debug->buf_size; in fnic_get_stats_data() local
222 len = scnprintf(debug->debug_buffer + len, buf_size - len, in fnic_get_stats_data()
227 len += scnprintf(debug->debug_buffer + len, buf_size - len, in fnic_get_stats_data()
473 int buf_size = info->buf_size; in fnic_get_debug_info() local
478 len += snprintf(info->debug_buffer + len, buf_size - len, in fnic_get_debug_info()
482 len += snprintf(info->debug_buffer + len, buf_size - len, in fnic_get_debug_info()
488 snprintf(info->debug_buffer + len, buf_size - len, in fnic_get_debug_info()
492 snprintf(info->debug_buffer + len, buf_size - len, in fnic_get_debug_info()
496 snprintf(info->debug_buffer + len, buf_size - len, in fnic_get_debug_info()
501 snprintf(info->debug_buffer + len, buf_size - len, in fnic_get_debug_info()
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/linux-6.15/drivers/media/platform/verisilicon/
H A Dhantro_postproc.c197 unsigned int buf_size; in hantro_postproc_buffer_size() local
199 buf_size = ctx->ref_fmt.plane_fmt[0].sizeimage; in hantro_postproc_buffer_size()
201 buf_size += hantro_h264_mv_size(ctx->ref_fmt.width, in hantro_postproc_buffer_size()
204 buf_size += hantro_vp9_mv_size(ctx->ref_fmt.width, in hantro_postproc_buffer_size()
207 buf_size += hantro_hevc_mv_size(ctx->ref_fmt.width, in hantro_postproc_buffer_size()
214 buf_size += hantro_av1_mv_size(ctx->ref_fmt.width, in hantro_postproc_buffer_size()
217 return buf_size; in hantro_postproc_buffer_size()
224 unsigned int buf_size = hantro_postproc_buffer_size(ctx); in hantro_postproc_alloc() local
226 if (!buf_size) in hantro_postproc_alloc()
238 priv->size = buf_size; in hantro_postproc_alloc()
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/linux-6.15/drivers/media/pci/ivtv/
H A Divtv-queue.c15 if (s->buf_size - buf->bytesused < copybytes) in ivtv_buf_copy_from_user()
16 copybytes = s->buf_size - buf->bytesused; in ivtv_buf_copy_from_user()
54 q->length += s->buf_size; in ivtv_enqueue()
69 q->length -= s->buf_size; in ivtv_dequeue()
83 from->length -= s->buf_size; in ivtv_queue_move_buf()
89 to->length += s->buf_size; in ivtv_queue_move_buf()
144 steal->length -= s->buf_size; in ivtv_queue_move()
148 from->length += s->buf_size; in ivtv_queue_move()
149 bytes_available += s->buf_size; in ivtv_queue_move()
192 s->name, s->buffers, s->buf_size, s->buffers * s->buf_size / 1024); in ivtv_stream_alloc()
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/linux-6.15/drivers/media/pci/cx18/
H A Dcx18-queue.c93 u32 buf_size = s->buf_size; in _cx18_mdl_update_bufs_for_cpu() local
98 if (bytesused >= buf_size) { in _cx18_mdl_update_bufs_for_cpu()
99 buf->bytesused = buf_size; in _cx18_mdl_update_bufs_for_cpu()
100 bytesused -= buf_size; in _cx18_mdl_update_bufs_for_cpu()
294 cx18_writel(cx, s->buf_size, in cx18_load_queues()
323 u32 buf_size = s->buf_size; in _cx18_mdl_sync_for_device() local
329 buf_size, dma); in _cx18_mdl_sync_for_device()
341 s->name, s->buffers, s->buf_size, in cx18_stream_alloc()
342 s->buffers * s->buf_size / 1024, in cx18_stream_alloc()
389 buf->buf, s->buf_size, in cx18_stream_alloc()
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/linux-6.15/drivers/infiniband/sw/rxe/
H A Drxe_queue.c14 size_t buf_size, struct rxe_mmap_info **ip_p) in do_mmap_info() argument
20 ip = rxe_create_mmap_info(rxe, buf_size, udata, buf); in do_mmap_info()
52 memset(q->buf->data, 0, q->buf_size - sizeof(struct rxe_queue_buf)); in rxe_queue_reset()
59 size_t buf_size; in rxe_queue_init() local
87 buf_size = sizeof(struct rxe_queue_buf) + num_slots * elem_size; in rxe_queue_init()
89 q->buf = vmalloc_user(buf_size); in rxe_queue_init()
96 q->buf_size = buf_size; in rxe_queue_init()
163 new_q->buf_size, &new_q->ip); in rxe_queue_resize()
/linux-6.15/tools/testing/vsock/
H A Dvsock_test.c373 size_t buf_size; in test_seqpacket_msg_bounds_client() local
400 send_buf(fd, buf, buf_size, flags, buf_size); in test_seqpacket_msg_bounds_client()
622 size_t buf_size; in test_seqpacket_bigmsg_client() local
710 send_buf(fd, buf1, buf_size, 0, buf_size); in test_seqpacket_invalid_rec_buffer_client()
712 send_buf(fd, buf2, buf_size, 0, buf_size); in test_seqpacket_invalid_rec_buffer_client()
775 if (res != buf_size) { in test_seqpacket_invalid_rec_buffer_server()
778 buf_size, res); in test_seqpacket_invalid_rec_buffer_server()
1319 size_t buf_size; in test_stream_rcvlowat_def_cred_upd_client() local
1341 if (send(fd, buf, buf_size, 0) != buf_size) { in test_stream_rcvlowat_def_cred_upd_client()
1355 size_t buf_size; in test_stream_credit_update_test() local
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/linux-6.15/drivers/staging/most/dim2/
H A Dhal.c476 if (buf_size > max_size) in dim_norm_ctrl_async_buffer_size()
479 return buf_size; in dim_norm_ctrl_async_buffer_size()
488 buf_size = max_size; in norm_isoc_buffer_size()
505 buf_size = max_size; in norm_sync_buffer_size()
507 n = buf_size / unit; in norm_sync_buffer_size()
648 if (buf_size <= 0) in channel_start()
652 buf_size != dim_norm_ctrl_async_buffer_size(buf_size)) in channel_start()
657 buf_size != norm_isoc_buffer_size(buf_size, ch->packet_length)) in channel_start()
662 buf_size != norm_sync_buffer_size(buf_size, ch->bytes_per_frame)) in channel_start()
672 dbrcnt_enq(buf_size); in channel_start()
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/linux-6.15/arch/s390/kernel/
H A Ddebug.c252 rc->buf_size = buf_size; in debug_info_alloc()
739 if (buf_size < 1) in debug_dump()
741 buf_size--; in debug_dump()
753 if (offset >= buf_size) in debug_dump()
847 int nr_areas, int buf_size) in debug_register() argument
1196 if (len < id->buf_size) in debug_event_common()
1199 len -= id->buf_size; in debug_event_common()
1200 buf += id->buf_size; in debug_event_common()
1229 if (len < id->buf_size) in debug_exception_common()
1232 len -= id->buf_size; in debug_exception_common()
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/linux-6.15/tools/testing/selftests/bpf/prog_tests/
H A Dxdp_adjust_frags.c8 int err, prog_fd, max_skb_frags, buf_size, num; in test_xdp_update_frags() local
118 buf_size = 4096 + (max_skb_frags + 1) * sysconf(_SC_PAGE_SIZE); in test_xdp_update_frags()
119 buf = malloc(buf_size); in test_xdp_update_frags()
123 memset(buf, 0, buf_size); in test_xdp_update_frags()
131 topts.data_size_in = buf_size; in test_xdp_update_frags()
132 topts.data_size_out = buf_size; in test_xdp_update_frags()
/linux-6.15/drivers/media/usb/pvrusb2/
H A Dpvrusb2-debugifc.h16 char *buf_ptr, unsigned int buf_size);
22 char *buf_ptr,unsigned int buf_size);
26 const char *buf_ptr,unsigned int buf_size);
/linux-6.15/include/linux/
H A Dima.h19 extern int ima_file_hash(struct file *file, char *buf, size_t buf_size);
20 extern int ima_inode_hash(struct inode *inode, char *buf, size_t buf_size);
43 static inline int ima_file_hash(struct file *file, char *buf, size_t buf_size) in ima_file_hash() argument
48 static inline int ima_inode_hash(struct inode *inode, char *buf, size_t buf_size) in ima_inode_hash() argument

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