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Searched refs:chunk_size (Results 1 – 25 of 112) sorted by relevance

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/linux/drivers/md/
H A Ddm-exception-store.c146 unsigned int chunk_size; in set_chunk_size() local
148 if (kstrtouint(chunk_size_arg, 10, &chunk_size)) { in set_chunk_size()
153 if (!chunk_size) { in set_chunk_size()
154 store->chunk_size = store->chunk_mask = store->chunk_shift = 0; in set_chunk_size()
158 return dm_exception_store_set_chunk_size(store, chunk_size, error); in set_chunk_size()
162 unsigned int chunk_size, in dm_exception_store_set_chunk_size() argument
166 if (!is_power_of_2(chunk_size)) { in dm_exception_store_set_chunk_size()
172 if (chunk_size % in dm_exception_store_set_chunk_size()
174 chunk_size % in dm_exception_store_set_chunk_size()
180 if (chunk_size > INT_MAX >> SECTOR_SHIFT) { in dm_exception_store_set_chunk_size()
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H A Ddm-unstripe.c22 uint32_t chunk_size; member
62 if (kstrtouint(argv[1], 10, &uc->chunk_size) || !uc->chunk_size) { in unstripe_ctr()
88 uc->unstripe_offset = (sector_t)uc->unstripe * uc->chunk_size; in unstripe_ctr()
89 uc->unstripe_width = (sector_t)(uc->stripes - 1) * uc->chunk_size; in unstripe_ctr()
90 uc->chunk_shift = is_power_of_2(uc->chunk_size) ? fls(uc->chunk_size) - 1 : 0; in unstripe_ctr()
93 if (sector_div(tmp_len, uc->chunk_size)) { in unstripe_ctr()
98 if (dm_set_target_max_io_len(ti, uc->chunk_size)) { in unstripe_ctr()
127 sector_div(tmp_sector, uc->chunk_size); in map_to_core()
157 uc->stripes, (unsigned long long)uc->chunk_size, uc->unstripe, in unstripe_status()
180 limits->chunk_sectors = uc->chunk_size; in unstripe_io_hints()
H A Ddm-stripe.c38 uint32_t chunk_size; member
93 uint32_t chunk_size; in stripe_ctr() local
107 if (kstrtouint(argv[1], 10, &chunk_size) || !chunk_size) { in stripe_ctr()
119 if (sector_div(tmp_len, chunk_size)) { in stripe_ctr()
150 r = dm_set_target_max_io_len(ti, chunk_size); in stripe_ctr()
162 sc->chunk_size = chunk_size; in stripe_ctr()
163 if (chunk_size & (chunk_size - 1)) in stripe_ctr()
166 sc->chunk_size_shift = __ffs(chunk_size); in stripe_ctr()
209 chunk_offset = sector_div(chunk, sc->chunk_size); in stripe_map_sector()
211 chunk_offset = chunk & (sc->chunk_size - 1); in stripe_map_sector()
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H A Ddm-snap-transient.c48 if (size < (tc->next_free + store->chunk_size)) in transient_prepare_exception()
52 tc->next_free += store->chunk_size; in transient_prepare_exception()
100 DMEMIT(" N %llu", (unsigned long long)store->chunk_size); in transient_status()
/linux/tools/testing/selftests/net/
H A Dtcp_mmap.c91 static size_t chunk_size = 512*1024; variable
191 buffer = mmap_large_buffer(chunk_size, &buffer_sz); in child_thread()
197 raddr = mmap(NULL, chunk_size + map_align, PROT_READ, flags, fd, 0); in child_thread()
224 zc.length = min(chunk_size, FILE_SZ - total); in child_thread()
232 assert(zc.length <= chunk_size); in child_thread()
245 assert(zc.recv_skip_hint <= chunk_size); in child_thread()
261 while (sub < chunk_size) { in child_thread()
262 lu = read(fd, buffer + sub, min(chunk_size - sub, in child_thread()
321 munmap(raddr, chunk_size + map_align); in child_thread()
375 rcvlowat = chunk_size; in do_accept()
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/linux/net/xdp/
H A Dxdp_umem.c161 u32 chunk_size = mr->chunk_size, headroom = mr->headroom; in xdp_umem_reg() local
167 if (chunk_size < XDP_UMEM_MIN_CHUNK_SIZE || chunk_size > PAGE_SIZE) { in xdp_umem_reg()
180 if (!unaligned_chunks && !is_power_of_2(chunk_size)) in xdp_umem_reg()
199 chunks = div_u64_rem(size, chunk_size, &chunks_rem); in xdp_umem_reg()
206 if (headroom > chunk_size - XDP_PACKET_HEADROOM - in xdp_umem_reg()
220 umem->chunk_size = chunk_size; in xdp_umem_reg()
H A Dxsk_buff_pool.c80 pool->chunk_mask = ~((u64)umem->chunk_size - 1); in xp_create_and_assign_umem()
85 pool->chunk_size = umem->chunk_size; in xp_create_and_assign_umem()
86 pool->chunk_shift = ffs(umem->chunk_size) - 1; in xp_create_and_assign_umem()
88 pool->frame_len = umem->chunk_size - umem->headroom - in xp_create_and_assign_umem()
109 xskb->xdp.frame_sz = umem->chunk_size - umem->headroom; in xp_create_and_assign_umem()
114 xp_init_xskb_addr(xskb, pool, (u64)i * pool->chunk_size); in xp_create_and_assign_umem()
517 return xp_desc_crosses_non_contig_pg(pool, addr, pool->chunk_size); in xp_addr_crosses_non_contig_pg()
524 *addr + pool->chunk_size > pool->addrs_cnt || in xp_check_unaligned()
/linux/tools/testing/selftests/ublk/
H A Dstripe.c292 unsigned chunk_size = ctx->stripe.chunk_size; in ublk_stripe_tgt_init() local
307 if ((chunk_size & (chunk_size - 1)) || !chunk_size) { in ublk_stripe_tgt_init()
308 ublk_err("invalid chunk size %u\n", chunk_size); in ublk_stripe_tgt_init()
312 if (chunk_size < 4096 || chunk_size > 512 * 1024) { in ublk_stripe_tgt_init()
313 ublk_err("invalid chunk size %u\n", chunk_size); in ublk_stripe_tgt_init()
317 chunk_shift = ilog2(chunk_size); in ublk_stripe_tgt_init()
372 ctx->stripe.chunk_size = 65536; in ublk_stripe_cmd_line()
378 ctx->stripe.chunk_size = strtol(optarg, NULL, 10); in ublk_stripe_cmd_line()
/linux/drivers/gpu/
H A Dbuddy.c378 int gpu_buddy_init(struct gpu_buddy *mm, u64 size, u64 chunk_size) in gpu_buddy_init() argument
383 if (size < chunk_size) in gpu_buddy_init()
386 if (chunk_size < SZ_4K) in gpu_buddy_init()
389 if (!is_power_of_2(chunk_size)) in gpu_buddy_init()
392 size = round_down(size, chunk_size); in gpu_buddy_init()
397 mm->chunk_size = chunk_size; in gpu_buddy_init()
398 mm->max_order = ilog2(size) - ilog2(chunk_size); in gpu_buddy_init()
443 order = ilog2(size) - ilog2(chunk_size); in gpu_buddy_init()
444 root_size = chunk_size << order; in gpu_buddy_init()
453 BUG_ON(gpu_buddy_block_size(mm, root) < chunk_size); in gpu_buddy_init()
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/linux/tools/lib/python/abi/
H A Dsystem_symbols.py234 def get_fileref(self, all_refs, chunk_size): argument
244 if n >= chunk_size:
251 def check_undefined_symbols(self, max_workers=None, chunk_size=50, argument
298 chunk_size = min(chunk_size, max_chunk_size)
299 chunk_size = max(1, chunk_size)
321 for refs in self.get_fileref(all_refs, chunk_size):
/linux/fs/ntfs/
H A Dwof.c250 u64 *chunk_offset, u32 *chunk_size, in parse_wof_chunk_table() argument
277 *chunk_size = chunk_data_size; in parse_wof_chunk_table()
360 *chunk_size = off[1] - off[0]; in parse_wof_chunk_table()
362 if (!*chunk_size) in parse_wof_chunk_table()
369 u32 chunk_size, void *input, size_t input_size, in ntfs_read_wof_chunk() argument
380 input_size_aligned = round_up(chunk_size + input_offset, 512); in ntfs_read_wof_chunk()
408 if (chunk_offset + chunk_size > value_length) { in ntfs_read_wof_chunk()
413 chunk_size); in ntfs_read_wof_chunk()
616 char *chunk_mem, u32 chunk_size, in ntfs_wof_decompress_chunk() argument
629 chunk_end, chunk_mem, chunk_size, in ntfs_wof_decompress_chunk()
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/linux/drivers/net/ethernet/mellanox/mlx5/core/steering/sws/
H A Ddr_icm_pool.c322 enum mlx5dr_icm_chunk_size chunk_size, in dr_icm_chunk_init() argument
329 chunk->size = chunk_size; in dr_icm_chunk_init()
386 enum mlx5dr_icm_chunk_size chunk_size, in dr_icm_handle_buddies_get_mem() argument
398 chunk_size, seg); in dr_icm_handle_buddies_get_mem()
406 chunk_size); in dr_icm_handle_buddies_get_mem()
416 chunk_size); in dr_icm_handle_buddies_get_mem()
435 enum mlx5dr_icm_chunk_size chunk_size) in mlx5dr_icm_alloc_chunk() argument
442 if (chunk_size > pool->max_log_chunk_sz) in mlx5dr_icm_alloc_chunk()
447 ret = dr_icm_handle_buddies_get_mem(pool, chunk_size, &buddy, &seg); in mlx5dr_icm_alloc_chunk()
455 dr_icm_chunk_init(chunk, pool, chunk_size, buddy, seg); in mlx5dr_icm_alloc_chunk()
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H A Ddr_ptrn.c82 u32 chunk_size; in dr_ptrn_alloc_pattern() local
85 chunk_size = ilog2(roundup_pow_of_two(num_of_actions)); in dr_ptrn_alloc_pattern()
87 chunk_size = max_t(u32, chunk_size, DR_CHUNK_SIZE_8); in dr_ptrn_alloc_pattern()
89 chunk = mlx5dr_icm_alloc_chunk(mgr->ptrn_icm_pool, chunk_size); in dr_ptrn_alloc_pattern()
/linux/drivers/net/ethernet/mellanox/mlxsw/
H A Di2c.c336 int off = mlxsw_i2c->cmd.mb_off_in, chunk_size, i, j; in mlxsw_i2c_write() local
350 chunk_size = (in_mbox_size > mlxsw_i2c->block_size) ? in mlxsw_i2c_write()
352 write_tran.len = MLXSW_I2C_ADDR_WIDTH + chunk_size; in mlxsw_i2c_write()
355 mlxsw_i2c->block_size * i, chunk_size); in mlxsw_i2c_write()
375 off += chunk_size; in mlxsw_i2c_write()
376 in_mbox_size -= chunk_size; in mlxsw_i2c_write()
415 int num, chunk_size, reg_size, i, j; in mlxsw_i2c_cmd() local
461 chunk_size = (reg_size > mlxsw_i2c->block_size) ? in mlxsw_i2c_cmd()
463 read_tran[1].len = chunk_size; in mlxsw_i2c_cmd()
485 off += chunk_size; in mlxsw_i2c_cmd()
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/linux/drivers/rtc/
H A Drtc-isl12026.c327 size_t chunk_size, num_written; in isl12026_nvm_write() local
347 chunk_size = round_down(offset, ISL12026_PAGESIZE) + in isl12026_nvm_write()
349 chunk_size = min(bytes, chunk_size); in isl12026_nvm_write()
354 memcpy(payload + 2, v + num_written, chunk_size); in isl12026_nvm_write()
357 msgs[0].len = chunk_size + 2; in isl12026_nvm_write()
367 bytes -= chunk_size; in isl12026_nvm_write()
368 offset += chunk_size; in isl12026_nvm_write()
369 num_written += chunk_size; in isl12026_nvm_write()
/linux/tools/perf/bench/
H A Dmem-functions.c85 size_t chunk_size;
280 p.chunk_size = (size_t)perf_atoll((char *)chunk_size_str); in bench_mem_common()
281 if ((s64)p.chunk_size < 0 || (s64)p.chunk_size > (s64)p.size) { in bench_mem_common()
282 fprintf(stderr, "Invalid chunk_size:%s\n", chunk_size_str); in bench_mem_common()
285 if (!p.chunk_size) in bench_mem_common()
286 p.chunk_size = p.size; in bench_mem_common()
347 for (size_t off = 0; off < p->size; off += p->chunk_size) in bench_mmap()
348 fn(dst + off, src + off, min(p->chunk_size, p->size - off)); in bench_mmap()
451 for (size_t off = 0; off < p->size; off += p->chunk_size)
82 size_t chunk_size; global() member
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/linux/sound/soc/sof/
H A Dipc4.c550 size_t chunk_size; in sof_ipc4_set_get_data()
596 chunk_size = payload_limit; in sof_ipc4_find_debug_slot_offset_by_type()
598 chunk_size = remaining; in sof_ipc4_find_debug_slot_offset_by_type()
610 tx.data_size = chunk_size; in ipc4_fw_ready()
613 tx_size = chunk_size; in ipc4_fw_ready()
618 rx.data_size = chunk_size; in ipc4_fw_ready()
630 rx_size = chunk_size; in sof_ipc4_module_notification_handler()
654 if (rx_size < chunk_size) { in sof_ipc4_module_notification_handler()
655 chunk_size = rx_size; in sof_ipc4_module_notification_handler()
662 offset += chunk_size; in sof_ipc4_module_notification_handler()
448 size_t chunk_size; sof_ipc4_set_get_data() local
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/linux/drivers/net/wireless/marvell/libertas/
H A Dif_sdio.c446 u32 chunk_size; in if_sdio_prog_helper() local
475 chunk_size = min_t(size_t, size, 60); in if_sdio_prog_helper()
477 *((__le32*)chunk_buffer) = cpu_to_le32(chunk_size); in if_sdio_prog_helper()
478 memcpy(chunk_buffer + 4, firmware, chunk_size); in if_sdio_prog_helper()
487 firmware += chunk_size; in if_sdio_prog_helper()
488 size -= chunk_size; in if_sdio_prog_helper()
542 u32 chunk_size; in if_sdio_prog_real() local
613 chunk_size = min_t(size_t, req_size, 512); in if_sdio_prog_real()
615 memcpy(chunk_buffer, firmware, chunk_size); in if_sdio_prog_real()
621 chunk_buffer, roundup(chunk_size, 32)); in if_sdio_prog_real()
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/linux/Documentation/admin-guide/device-mapper/
H A Dstriped.rst36 my $chunk_size = 128 * 2;
54 $stripe_dev_size -= $stripe_dev_size % ($chunk_size * $num_devs);
56 $table = "0 $stripe_dev_size striped $num_devs $chunk_size";
/linux/mm/kmsan/
H A Dcore.c261 int chunk_size; in kmsan_internal_check_memory() local
268 chunk_size = min(size - pos, in kmsan_internal_check_memory()
284 pos += chunk_size; in kmsan_internal_check_memory()
287 for (int i = 0; i < chunk_size; i++) { in kmsan_internal_check_memory()
320 pos += chunk_size; in kmsan_internal_check_memory()
/linux/fs/nfs/blocklayout/
H A Ddev.c188 p = xdr_decode_hyper(p, &b->stripe.chunk_size); in nfs4_block_decode_volume()
266 chunk = div_u64(offset, dev->chunk_size); in bl_map_stripe()
271 __func__, chunk_idx, offset, dev->chunk_size); in bl_map_stripe()
277 offset = chunk * dev->chunk_size; in bl_map_stripe()
280 disk_offset = disk_chunk * dev->chunk_size; in bl_map_stripe()
287 map->len = dev->chunk_size; in bl_map_stripe()
528 d->chunk_size = v->stripe.chunk_size; in bl_parse_stripe()
/linux/drivers/platform/x86/intel/ifs/
H A Difs.h188 u32 chunk_size :16; member
201 u16 chunk_size; member
370 u32 chunk_size; member
/linux/drivers/net/wireless/ath/wcn36xx/
H A Ddxe.c239 int i, chunk_size = pool->chunk_size; in wcn36xx_dxe_init_tx_bd() local
250 bd_phy_addr += chunk_size; in wcn36xx_dxe_init_tx_bd()
251 bd_cpu_addr += chunk_size; in wcn36xx_dxe_init_tx_bd()
694 wcn->mgmt_mem_pool.chunk_size = WCN36XX_BD_CHUNK_SIZE + in wcn36xx_dxe_allocate_mem_pools()
697 s = wcn->mgmt_mem_pool.chunk_size * WCN36XX_DXE_CH_DESC_NUMB_TX_H; in wcn36xx_dxe_allocate_mem_pools()
709 wcn->data_mem_pool.chunk_size = WCN36XX_BD_CHUNK_SIZE + in wcn36xx_dxe_allocate_mem_pools()
712 s = wcn->data_mem_pool.chunk_size * WCN36XX_DXE_CH_DESC_NUMB_TX_L; in wcn36xx_dxe_allocate_mem_pools()
732 dma_free_coherent(wcn->dev, wcn->mgmt_mem_pool.chunk_size * in wcn36xx_dxe_free_mem_pools()
738 dma_free_coherent(wcn->dev, wcn->data_mem_pool.chunk_size * in wcn36xx_dxe_free_mem_pools()
/linux/drivers/rpmsg/
H A Dqcom_glink_trace.h281 …TP_PROTO(const char *remote, const char *channel, u16 lcid, u16 rcid, u32 iid, u32 chunk_size, u32…
282 TP_ARGS(remote, channel, lcid, rcid, iid, chunk_size, left_size, cont, tx),
289 __field(u32, chunk_size)
300 __entry->chunk_size = chunk_size;
312 __entry->chunk_size,
/linux/include/uapi/linux/raid/
H A Dmd_u.h102 int chunk_size; /* 1 chunk size in bytes */ member
145 int chunk_size; /* in bytes */
143 int chunk_size; /* in bytes */ global() member

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