/linux/drivers/infiniband/core/ |
H A D | uverbs_std_types_counters.c | 42 struct ib_counters *counters = uobject->object; in uverbs_free_counters() local 45 if (atomic_read(&counters->usecnt)) in uverbs_free_counters() 48 ret = counters->device->ops.destroy_counters(counters); in uverbs_free_counters() 51 kfree(counters); in uverbs_free_counters() 61 struct ib_counters *counters; in UVERBS_HANDLER() local 72 counters = rdma_zalloc_drv_obj(ib_dev, ib_counters); in UVERBS_HANDLER() 73 if (!counters) in UVERBS_HANDLER() 76 counters->device = ib_dev; in UVERBS_HANDLER() 77 counters->uobject = uobj; in UVERBS_HANDLER() 78 uobj->object = counters; in UVERBS_HANDLER() [all …]
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/linux/lib/ |
H A D | percpu_counter.c | 67 s32 *pcount = per_cpu_ptr(fbc->counters, cpu); in percpu_counter_set() 98 count = this_cpu_read(*fbc->counters); in percpu_counter_add_batch() 106 count = __this_cpu_read(*fbc->counters); in percpu_counter_add_batch() 108 __this_cpu_sub(*fbc->counters, count); in percpu_counter_add_batch() 112 } while (!this_cpu_try_cmpxchg(*fbc->counters, &count, count + amount)); in percpu_counter_add_batch() 126 count = __this_cpu_read(*fbc->counters) + amount; in percpu_counter_add_batch() 130 __this_cpu_sub(*fbc->counters, count - amount); in percpu_counter_add_batch() 133 this_cpu_add(*fbc->counters, amount); in percpu_counter_add_batch() 152 count = __this_cpu_read(*fbc->counters); in percpu_counter_sync() 154 __this_cpu_sub(*fbc->counters, count); in percpu_counter_sync() [all …]
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/linux/net/netfilter/ |
H A D | xt_connbytes.c | 30 const struct nf_conn_counter *counters; in connbytes_mt() local 40 counters = acct->counter; in connbytes_mt() 45 what = atomic64_read(&counters[IP_CT_DIR_ORIGINAL].packets); in connbytes_mt() 48 what = atomic64_read(&counters[IP_CT_DIR_REPLY].packets); in connbytes_mt() 51 what = atomic64_read(&counters[IP_CT_DIR_ORIGINAL].packets); in connbytes_mt() 52 what += atomic64_read(&counters[IP_CT_DIR_REPLY].packets); in connbytes_mt() 59 what = atomic64_read(&counters[IP_CT_DIR_ORIGINAL].bytes); in connbytes_mt() 62 what = atomic64_read(&counters[IP_CT_DIR_REPLY].bytes); in connbytes_mt() 65 what = atomic64_read(&counters[IP_CT_DIR_ORIGINAL].bytes); in connbytes_mt() 66 what += atomic64_read(&counters[IP_CT_DIR_REPLY].bytes); in connbytes_mt() [all …]
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/linux/tools/testing/selftests/net/tcp_ao/lib/ |
H A D | proc.c | 18 struct netstat_counter *counters; member 52 ret->counters = NULL; in lookup_get() 81 type->counters = reallocarray(type->counters, in netstat_read_type() 84 if (!type->counters) in netstat_read_type() 95 struct netstat_counter *nc = &type->counters[i]; in netstat_read_type() 133 type->counters = reallocarray(type->counters, i + 1, in snmp6_read() 135 if (!type->counters) in snmp6_read() 137 nc = &type->counters[i]; in snmp6_read() 196 free(ns->counters[i].name); in netstat_free() 197 free(ns->counters); in netstat_free() [all …]
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/linux/drivers/net/ethernet/aquantia/atlantic/macsec/ |
H A D | macsec_api.c | 1825 struct aq_mss_egress_sc_counters *counters, in get_egress_sc_counters() argument 1837 counters->sc_protected_pkts[0] = in get_egress_sc_counters() 1839 counters->sc_protected_pkts[1] = in get_egress_sc_counters() 1845 counters->sc_encrypted_pkts[0] = in get_egress_sc_counters() 1847 counters->sc_encrypted_pkts[1] = in get_egress_sc_counters() 1853 counters->sc_protected_octets[0] = in get_egress_sc_counters() 1855 counters->sc_protected_octets[1] = in get_egress_sc_counters() 1861 counters->sc_encrypted_octets[0] = in get_egress_sc_counters() 1863 counters->sc_encrypted_octets[1] = in get_egress_sc_counters() 1870 struct aq_mss_egress_sc_counters *counters, in aq_mss_get_egress_sc_counters() argument [all …]
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H A D | macsec_api.h | 271 struct aq_mss_egress_sc_counters *counters, 280 struct aq_mss_egress_sa_counters *counters, 288 struct aq_mss_egress_common_counters *counters); 299 struct aq_mss_ingress_sa_counters *counters, 307 struct aq_mss_ingress_common_counters *counters);
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/linux/samples/cgroup/ |
H A D | memcg_event_listener.c | 45 struct memcg_counters counters; member 51 static void print_memcg_counters(const struct memcg_counters *counters) in print_memcg_counters() argument 54 printf("\tlow: %ld\n", counters->low); in print_memcg_counters() 55 printf("\thigh: %ld\n", counters->high); in print_memcg_counters() 56 printf("\tmax: %ld\n", counters->max); in print_memcg_counters() 57 printf("\toom: %ld\n", counters->oom); in print_memcg_counters() 58 printf("\toom_kill: %ld\n", counters->oom_kill); in print_memcg_counters() 59 printf("\toom_group_kill: %ld\n", counters->oom_group_kill); in print_memcg_counters() 109 struct memcg_counters *counters = &events->counters; in read_memcg_events() local 118 .old = &counters->low, in read_memcg_events() [all …]
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/linux/Documentation/translations/zh_CN/core-api/ |
H A D | local_ops.rst | 93 static DEFINE_PER_CPU(local_t, counters) = LOCAL_INIT(0); 105 local_inc(&get_cpu_var(counters)); 106 put_cpu_var(counters); 110 local_inc(this_cpu_ptr(&counters)); 123 sum += local_read(&per_cpu(counters, cpu)); 143 static DEFINE_PER_CPU(local_t, counters) = LOCAL_INIT(0); 152 local_inc(this_cpu_ptr(&counters)); 157 * local_inc(&get_cpu_var(counters)); 158 * put_cpu_var(counters); 166 /* Increment the counters */ [all …]
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/linux/kernel/gcov/ |
H A D | clang.c | 75 u64 *counters; member 128 void llvm_gcda_emit_arcs(u32 num_counters, u64 *counters) in llvm_gcda_emit_arcs() argument 134 info->counters = counters; in llvm_gcda_emit_arcs() 230 memset(fn->counters, 0, in gcov_info_reset() 231 sizeof(fn->counters[0]) * fn->num_counters); in gcov_info_reset() 282 dfn_ptr->counters[i] += sfn_ptr->counters[i]; in gcov_info_add() 297 cv_size = fn->num_counters * sizeof(fn->counters[0]); in gcov_fn_info_dup() 298 fn_dup->counters = kvmalloc(cv_size, GFP_KERNEL); in gcov_fn_info_dup() 299 if (!fn_dup->counters) { in gcov_fn_info_dup() 304 memcpy(fn_dup->counters, fn->counters, cv_size); in gcov_fn_info_dup() [all …]
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H A D | gcc_base.c | 46 void __gcov_merge_add(gcov_type *counters, unsigned int n_counters) in __gcov_merge_add() argument 52 void __gcov_merge_single(gcov_type *counters, unsigned int n_counters) in __gcov_merge_single() argument 58 void __gcov_merge_delta(gcov_type *counters, unsigned int n_counters) in __gcov_merge_delta() argument 64 void __gcov_merge_ior(gcov_type *counters, unsigned int n_counters) in __gcov_merge_ior() argument 70 void __gcov_merge_time_profile(gcov_type *counters, unsigned int n_counters) in __gcov_merge_time_profile() argument 76 void __gcov_merge_icall_topn(gcov_type *counters, unsigned int n_counters) in __gcov_merge_icall_topn() argument
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/linux/drivers/perf/amlogic/ |
H A D | meson_ddr_pmu_core.c | 23 struct dmc_counter counters; /* save counters from hw */ member 96 ddr_cnt_addition(&sum_dc, &pmu->counters, &dc, chann_nr); in meson_ddr_perf_event_update() 147 memset(&pmu->counters, 0, sizeof(pmu->counters)); in meson_ddr_perf_event_start() 351 struct dmc_counter counters, *sum_cnter; in dmc_irq_handler() local 356 if (info->hw_info->irq_handler(info, &counters) != 0) in dmc_irq_handler() 359 sum_cnter = &pmu->counters; in dmc_irq_handler() 360 sum_cnter->all_cnt += counters.all_cnt; in dmc_irq_handler() 361 sum_cnter->all_req += counters.all_req; in dmc_irq_handler() 364 sum_cnter->channel_cnt[i] += counters.channel_cnt[i]; in dmc_irq_handler() 376 counters.all_req, in dmc_irq_handler() [all …]
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/linux/Documentation/arch/arm64/ |
H A D | amu.rst | 22 counters intended for system management use. The AMU extension provides a 27 of four fixed and architecturally defined 64-bit event counters. 37 When in WFI or WFE these counters do not increment. 40 event counters. Future versions of the architecture may use this space to 41 implement additional architected event counters. 44 64-bit event counters. 46 On cold reset all counters reset to 0. 59 counters, only the presence of the extension. 66 - Enable the counters. If not enabled these will read as 0. 67 - Save/restore the counters before/after the CPU is being put/brought up [all …]
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/linux/net/ipv4/netfilter/ |
H A D | arp_tables.c | 230 counter = xt_get_this_cpu_counter(&e->counters); in arpt_do_table() 319 e->counters.pcnt = pos; in mark_source_chains() 345 pos = e->counters.pcnt; in mark_source_chains() 346 e->counters.pcnt = 0; in mark_source_chains() 360 e->counters.pcnt = pos; in mark_source_chains() 379 e->counters.pcnt = pos; in mark_source_chains() 413 if (!xt_percpu_counter_alloc(alloc_state, &e->counters)) in find_check_entry() 432 xt_percpu_counter_free(&e->counters); in find_check_entry() 495 e->counters = ((struct xt_counters) { 0, 0 }); in check_entry_size_and_hooks() 513 xt_percpu_counter_free(&e->counters); in cleanup_entry() [all …]
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H A D | ip_tables.c | 297 counter = xt_get_this_cpu_counter(&e->counters); in ipt_do_table() 383 e->counters.pcnt = pos; in mark_source_chains() 407 pos = e->counters.pcnt; in mark_source_chains() 408 e->counters.pcnt = 0; in mark_source_chains() 422 e->counters.pcnt = pos; in mark_source_chains() 441 e->counters.pcnt = pos; in mark_source_chains() 526 if (!xt_percpu_counter_alloc(alloc_state, &e->counters)) in find_check_entry() 566 xt_percpu_counter_free(&e->counters); in find_check_entry() 630 e->counters = ((struct xt_counters) { 0, 0 }); in check_entry_size_and_hooks() 654 xt_percpu_counter_free(&e->counters); in cleanup_entry() [all …]
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/linux/net/ipv6/netfilter/ |
H A D | ip6_tables.c | 320 counter = xt_get_this_cpu_counter(&e->counters); in ip6t_do_table() 401 e->counters.pcnt = pos; in mark_source_chains() 425 pos = e->counters.pcnt; in mark_source_chains() 426 e->counters.pcnt = 0; in mark_source_chains() 440 e->counters.pcnt = pos; in mark_source_chains() 459 e->counters.pcnt = pos; in mark_source_chains() 545 if (!xt_percpu_counter_alloc(alloc_state, &e->counters)) in find_check_entry() 584 xt_percpu_counter_free(&e->counters); in find_check_entry() 648 e->counters = ((struct xt_counters) { 0, 0 }); in check_entry_size_and_hooks() 671 xt_percpu_counter_free(&e->counters); in cleanup_entry() [all …]
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/linux/Documentation/core-api/ |
H A D | local_ops.rst | 30 counters. They minimize the performance cost of standard atomic operations by 34 Having fast per CPU atomic counters is interesting in many cases: it does not 36 coherent counters in NMI handlers. It is especially useful for tracing purposes 37 and for various performance monitoring counters. 95 static DEFINE_PER_CPU(local_t, counters) = LOCAL_INIT(0); 107 local_inc(&get_cpu_var(counters)); 108 put_cpu_var(counters); 113 local_inc(this_cpu_ptr(&counters)); 117 Reading the counters 120 Those local counters can be read from foreign CPUs to sum the count. Note that [all …]
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/linux/tools/perf/util/ |
H A D | values.c | 33 values->counters = 0; in perf_read_values_init() 60 for (i = 0; i < values->counters; i++) in perf_read_values_destroy() 167 for (i = 0; i < values->counters; i++) in perf_read_values__findnew_counter() 171 if (values->counters == values->counters_max) { in perf_read_values__findnew_counter() 177 i = values->counters++; in perf_read_values__findnew_counter() 208 counterwidth = malloc(values->counters * sizeof(*counterwidth)); in perf_read_values__display_pretty() 215 for (j = 0; j < values->counters; j++) in perf_read_values__display_pretty() 226 for (j = 0; j < values->counters; j++) { in perf_read_values__display_pretty() 234 for (j = 0; j < values->counters; j++) in perf_read_values__display_pretty() 241 for (j = 0; j < values->counters; j++) in perf_read_values__display_pretty() [all …]
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/linux/include/linux/ |
H A D | alloc_tag.h | 30 struct alloc_tag_counters __percpu *counters; member 103 .counters = &_shared_alloc_tag }; 112 .counters = &_alloc_tag_cntr }; 132 counter = per_cpu_ptr(tag->counters, cpu); in alloc_tag_read() 181 this_cpu_inc(tag->counters->calls); in alloc_tag_ref_set() 188 this_cpu_add(tag->counters->bytes, bytes); in alloc_tag_add() 206 this_cpu_sub(tag->counters->bytes, bytes); in alloc_tag_sub() 207 this_cpu_dec(tag->counters->calls); in alloc_tag_sub()
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/linux/drivers/accessibility/speakup/ |
H A D | keyhelp.c | 51 u_char *kp, counters[MAXFUNCS], ch, ch1; in build_key_data() local 56 memset(counters, 0, sizeof(counters)); in build_key_data() 66 counters[*kp]++; in build_key_data() 70 if (counters[i] == 0) in build_key_data() 73 offset += (counters[i] + 1); in build_key_data() 90 counters[ch1]--; in build_key_data() 94 p_key = key_data + offset + counters[ch1]; in build_key_data()
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/linux/drivers/net/wireless/silabs/wfx/ |
H A D | debug.c | 65 struct wfx_hif_mib_extended_count_table counters[3]; in wfx_counters_show() local 67 for (i = 0; i < ARRAY_SIZE(counters); i++) { in wfx_counters_show() 68 ret = wfx_hif_get_counters_table(wdev, i, counters + i); in wfx_counters_show() 79 le32_to_cpu(counters[2].count_##name), \ in wfx_counters_show() 80 le32_to_cpu(counters[0].count_##name), \ in wfx_counters_show() 81 le32_to_cpu(counters[1].count_##name)) in wfx_counters_show() 117 for (i = 0; i < ARRAY_SIZE(counters[0].reserved); i++) in wfx_counters_show() 119 le32_to_cpu(counters[2].reserved[i]), in wfx_counters_show() 120 le32_to_cpu(counters[0].reserved[i]), in wfx_counters_show() 121 le32_to_cpu(counters[1].reserved[i])); in wfx_counters_show()
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/linux/drivers/scsi/elx/efct/ |
H A D | efct_xport.c | 105 struct efct_hw_link_stat_counts *counters, void *arg) in efct_xport_link_stats_cb() argument 110 counters[EFCT_HW_LINK_STAT_LINK_FAILURE_COUNT].counter; in efct_xport_link_stats_cb() 112 counters[EFCT_HW_LINK_STAT_LOSS_OF_SYNC_COUNT].counter; in efct_xport_link_stats_cb() 114 counters[EFCT_HW_LINK_STAT_PRIMITIVE_SEQ_COUNT].counter; in efct_xport_link_stats_cb() 116 counters[EFCT_HW_LINK_STAT_INVALID_XMIT_WORD_COUNT].counter; in efct_xport_link_stats_cb() 118 counters[EFCT_HW_LINK_STAT_CRC_COUNT].counter; in efct_xport_link_stats_cb() 125 struct efct_hw_host_stat_counts *counters, void *arg) in efct_xport_host_stats_cb() argument 130 counters[EFCT_HW_HOST_STAT_TX_KBYTE_COUNT].counter; in efct_xport_host_stats_cb() 132 counters[EFCT_HW_HOST_STAT_RX_KBYTE_COUNT].counter; in efct_xport_host_stats_cb() 134 counters[EFCT_HW_HOST_STAT_TX_FRAME_COUNT].counter; in efct_xport_host_stats_cb() [all …]
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/linux/tools/perf/ |
H A D | design.txt | 5 Performance counters are special hardware registers available on most modern 13 hardware capabilities. It provides per task and per CPU counters, counter 15 provides "virtual" 64-bit counters, regardless of the width of the 16 underlying hardware counters. 18 Performance counters are accessed via special file descriptors. 32 Multiple counters can be kept open at a time, and the counters 130 * Special "software" counters provided by the kernel, even if the hardware 131 * does not support performance counters. These counters measure various 152 Counters come in two flavours: counting counters and sampling 153 counters. A "counting" counter is one that is used for counting the [all …]
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/linux/tools/perf/tests/shell/ |
H A D | stat_bpf_counters_cgrp.sh | 2 # perf stat --bpf-counters --for-each-cgroup test 12 # skip if --bpf-counters --for-each-cgroup is not supported 15 if ! perf stat -a --bpf-counters --for-each-cgroup / true > /dev/null 2>&1; then 17 echo "Skipping: --bpf-counters --for-each-cgroup not supported" 18 perf --no-pager stat -a --bpf-counters --for-each-cgroup / true || true 51 check_system_wide_counted_output=$(perf stat -a --bpf-counters --for-each-cgroup ${test_cgroups} -e cpu-clock -x, sleep 1 2>&1)
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/linux/Documentation/admin-guide/perf/ |
H A D | thunderx2-pmu.rst | 13 The DMC and L3C support up to 4 counters, while the CCPI2 supports up to 8 14 counters. Counters are independently programmable to different events and 15 can be started and stopped individually. None of the counters support an 16 overflow interrupt. DMC and L3C counters are 32-bit and read every 2 seconds. 17 The CCPI2 counters are 64-bit and assumed not to overflow in normal operation.
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/linux/Documentation/arch/powerpc/ |
H A D | imc.rst | 17 IMC (In-Memory collection counters) is a hardware monitoring facility that 21 The Nest PMU counters are handled by a Nest IMC microcode which runs in the OCC 25 The Core and Thread IMC PMU counters are handled in the core. Core level PMU 26 counters give us the IMC counters' data per core and thread level PMU counters 27 give us the IMC counters' data per CPU thread. 51 The kernel discovers the IMC counters information in the device tree at the 52 `imc-counters` device node which has a compatible field 53 `ibm,opal-in-memory-counters`. From the device tree, the kernel parses the PMUs
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