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/OK3568_Linux_fs/kernel/arch/mips/oprofile/
H A Dop_model_mipsxx.c28 * XLR has only one set of counters per core. Designate the
45 * The number of bits to shift to convert between counters per core and
46 * counters per VPE. There is no reasonable interface atm to obtain the
72 static inline unsigned int counters_total_to_per_cpu(unsigned int counters) in counters_total_to_per_cpu() argument
74 return counters >> vpe_shift(); in counters_total_to_per_cpu()
77 static inline unsigned int counters_per_cpu_to_total(unsigned int counters) in counters_per_cpu_to_total() argument
79 return counters << vpe_shift(); in counters_per_cpu_to_total()
137 unsigned int counters = op_model_mipsxx_ops.num_counters; in mipsxx_reg_setup() local
141 for (i = 0; i < counters; i++) { in mipsxx_reg_setup()
166 unsigned int counters = op_model_mipsxx_ops.num_counters; in mipsxx_cpu_setup() local
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/OK3568_Linux_fs/kernel/drivers/infiniband/core/
H A Duverbs_std_types_counters.c42 struct ib_counters *counters = uobject->object; in uverbs_free_counters() local
45 ret = ib_destroy_usecnt(&counters->usecnt, why, uobject); in uverbs_free_counters()
49 ret = counters->device->ops.destroy_counters(counters); in uverbs_free_counters()
52 kfree(counters); in uverbs_free_counters()
62 struct ib_counters *counters; in UVERBS_HANDLER() local
73 counters = rdma_zalloc_drv_obj(ib_dev, ib_counters); in UVERBS_HANDLER()
74 if (!counters) in UVERBS_HANDLER()
77 counters->device = ib_dev; in UVERBS_HANDLER()
78 counters->uobject = uobj; in UVERBS_HANDLER()
79 uobj->object = counters; in UVERBS_HANDLER()
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/OK3568_Linux_fs/kernel/net/netfilter/
H A Dxt_connbytes.c30 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()
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/OK3568_Linux_fs/kernel/tools/perf/
H A Ddesign.txt2 Performance Counters for Linux
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
112 on all CPUs that implement Performance Counters support under Linux,
127 * Special "software" counters provided by the kernel, even if the hardware
128 * does not support performance counters. These counters measure various
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/OK3568_Linux_fs/kernel/drivers/gpu/arm/midgard/
H A Dmali_kbase_gator_api.h22 * @brief This file describes the API used by Gator to fetch hardware counters.
39 * the counters you want enabled. The enables can all be set for simplicity in
58 * 6] Process the counters stored in the buffer pointed to by ...
62 * In pseudo code you can find all of the counters via this approach:
74 * # Skip reserved type blocks - they contain no counters at all
82 * # Iterate over the names of the counters in this block type
101 * analysis is to AVERAGE shader core counters, but SUM L2 cache and MMU
102 * counters.
104 * 7] Goto 4, repeating until you want to stop collecting counters.
126 /* the bitmask of enabled hardware counters for each counter block */
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/OK3568_Linux_fs/kernel/Documentation/core-api/
H A Dlocal_ops.rst30 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
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/OK3568_Linux_fs/kernel/drivers/net/ethernet/aquantia/atlantic/macsec/
H A Dmacsec_api.h265 /*! Read the counters for the specified SC, and unpack them into the
266 * fields of counters.
267 * counters - [OUT] The raw table row data will be unpacked here.
271 struct aq_mss_egress_sc_counters *counters,
274 /*! Read the counters for the specified SA, and unpack them into the
275 * fields of counters.
276 * counters - [OUT] The raw table row data will be unpacked here.
280 struct aq_mss_egress_sa_counters *counters,
283 /*! Read the counters for the common egress counters, and unpack them
284 * into the fields of counters.
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H A Dmacsec_api.c1825 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
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/OK3568_Linux_fs/kernel/Documentation/arm64/
H A Damu.rst22 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
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/OK3568_Linux_fs/kernel/arch/powerpc/oprofile/
H A Dop_model_7450.c51 /* Unfreezes the counters on this CPU, enables the interrupt,
52 * enables the counters to trigger the interrupt, and sets the
53 * counters to only count when the mark bit is not set.
65 /* Disables the counters on this CPU, and freezes them */
76 /* Configures the counters on this CPU based on the global
80 /* freeze all counters */ in fsl7450_cpu_setup()
99 /* Our counters count up, and "count" refers to in fsl7450_reg_setup()
103 * Then we set the events on the enabled counters */ in fsl7450_reg_setup()
107 /* Set events for Counters 1 & 2 */ in fsl7450_reg_setup()
118 /* Set events for Counters 3-6 */ in fsl7450_reg_setup()
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/OK3568_Linux_fs/kernel/fs/xfs/scrub/
H A Dfscounters.c21 * FS Summary Counters
27 * Then we compare what we computed against the in-core counters.
29 * However, the reality is that summary counters are a tricky beast to check.
40 * structures as quickly as it can. We snapshot the percpu counters before and
47 * values, the percpu counters should be fairly close to each other. However,
54 * contents and trust that the incore counters match the ondisk counters. (The
56 * summary counters after checking all AG headers). Do this from the setup
132 /* We must get the incore counters set up before we can proceed. */ in xchk_setup_fscounters()
139 * likelihood of background perturbations to the counters throwing off in xchk_setup_fscounters()
148 * Calculate what the global in-core counters ought to be from the incore
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/OK3568_Linux_fs/kernel/include/linux/
H A Dnfs_iostat.h13 * These counters are not meant to be human-readable, but are meant
15 * "iostat". As such, the counters are sampled by the tools over
28 * NFS byte counters
40 * These counters give a view of the data throughput into and out
46 * These counters can also help characterize which access methods
53 * NFS page counters
58 * NB: When adding new byte counters, please include the measured
75 * NFS event counters
77 * These counters provide a low-overhead way of monitoring client
78 * activity without enabling NFS trace debugging. The counters
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/OK3568_Linux_fs/kernel/net/ipv4/netfilter/
H A Darp_tables.c229 counter = xt_get_this_cpu_counter(&e->counters); in arpt_do_table()
318 e->counters.pcnt = pos; in mark_source_chains()
344 pos = e->counters.pcnt; in mark_source_chains()
345 e->counters.pcnt = 0; in mark_source_chains()
359 e->counters.pcnt = pos; in mark_source_chains()
378 e->counters.pcnt = pos; in mark_source_chains()
412 if (!xt_percpu_counter_alloc(alloc_state, &e->counters)) in find_check_entry()
431 xt_percpu_counter_free(&e->counters); in find_check_entry()
493 /* Clear counters and comefrom */ in check_entry_size_and_hooks()
494 e->counters = ((struct xt_counters) { 0, 0 }); in check_entry_size_and_hooks()
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H A Dip_tables.c298 counter = xt_get_this_cpu_counter(&e->counters); in ipt_do_table()
384 e->counters.pcnt = pos; in mark_source_chains()
408 pos = e->counters.pcnt; in mark_source_chains()
409 e->counters.pcnt = 0; in mark_source_chains()
423 e->counters.pcnt = pos; in mark_source_chains()
442 e->counters.pcnt = pos; in mark_source_chains()
527 if (!xt_percpu_counter_alloc(alloc_state, &e->counters)) in find_check_entry()
567 xt_percpu_counter_free(&e->counters); in find_check_entry()
630 /* Clear counters and comefrom */ in check_entry_size_and_hooks()
631 e->counters = ((struct xt_counters) { 0, 0 }); in check_entry_size_and_hooks()
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/OK3568_Linux_fs/kernel/lib/
H A Dpercpu_counter.c3 * Fast batching percpu counters.
67 s32 *pcount = per_cpu_ptr(fbc->counters, cpu); in percpu_counter_set()
87 count = __this_cpu_read(*fbc->counters) + amount; in percpu_counter_add_batch()
92 __this_cpu_sub(*fbc->counters, count - amount); in percpu_counter_add_batch()
95 this_cpu_add(*fbc->counters, amount); in percpu_counter_add_batch()
113 count = __this_cpu_read(*fbc->counters); in percpu_counter_sync()
115 __this_cpu_sub(*fbc->counters, count); in percpu_counter_sync()
133 s32 *pcount = per_cpu_ptr(fbc->counters, cpu); in __percpu_counter_sum()
149 fbc->counters = alloc_percpu_gfp(s32, gfp); in __percpu_counter_init()
150 if (!fbc->counters) in __percpu_counter_init()
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/OK3568_Linux_fs/kernel/drivers/gpu/arm/mali400/mali/linux/
H A Dmali_linux_trace.h68 * Hardware counters belonging to the vertex or fragment processor are
70 * counters are reported continuously.
94 * Define a tracepoint used to send a bundle of software counters.
96 * @param counters The bundle of counters.
100 TP_PROTO(pid_t pid, pid_t tid, void *surface_id, unsigned int *counters),
102 TP_ARGS(pid, tid, surface_id, counters),
108 __field(unsigned int *, counters)
115 __entry->counters = counters;
118 TP_printk("counters were %s", __entry->counters == NULL ? "NULL" : "not NULL")
/OK3568_Linux_fs/kernel/arch/x86/oprofile/
H A Dnmi_int.c77 struct op_msr *counters = msrs->counters; in nmi_cpu_save_registers() local
82 if (counters[i].addr) in nmi_cpu_save_registers()
83 rdmsrl(counters[i].addr, counters[i].saved); in nmi_cpu_save_registers()
202 struct op_msr *counters = msrs->counters; in nmi_cpu_save_mpx_registers() local
208 if (counters[i].addr) in nmi_cpu_save_mpx_registers()
209 rdmsrl(counters[i].addr, multiplex[virt].saved); in nmi_cpu_save_mpx_registers()
215 struct op_msr *counters = msrs->counters; in nmi_cpu_restore_mpx_registers() local
221 if (counters[i].addr) in nmi_cpu_restore_mpx_registers()
222 wrmsrl(counters[i].addr, multiplex[virt].saved); in nmi_cpu_restore_mpx_registers()
251 * The check should be sufficient since counters are used
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/OK3568_Linux_fs/kernel/drivers/gpu/arm/bifrost/hwcnt/
H A Dmali_kbase_hwcnt_context.h71 * before counters are disabled via the backend interface.
73 * Subsequent dumps via the accumulator while counters are disabled will first
74 * return the accumulated dump, then will return dumps with zeroed counters.
76 * After this function call returns, it is guaranteed that counters will not be
87 * This function will only succeed if hardware counters are effectively already
89 * non-zero, or the accumulator has no counters set.
91 * After this function call returns true, it is guaranteed that counters will
103 * an accumulator has been acquired, then counters will be re-enabled via the
106 * If an accumulator has been acquired and enabling counters fails for some
120 * hardware counters.
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/OK3568_Linux_fs/kernel/drivers/gpu/arm/bifrost/ipa/backend/
H A Dmali_kbase_ipa_counter_common_csf.h28 /* Maximum number of HW counters used by the IPA counter model. */
38 * @top_level_cntrs_def: Array of description of HW counters used by the IPA
41 * @shader_cores_cntrs_def: Array of description of HW counters used by the IPA
44 * @counter_coeffs: Buffer to store coefficient value used for HW counters
45 * @counter_values: Buffer to store the accumulated value of HW counters
47 * @num_counters: Number of counters queried from kbase_ipa_control.
97 * kbase_ipa_counter_dynamic_coeff() - calculate dynamic power based on HW counters
111 * kbase_ipa_counter_reset_data() - Reset the counters data used for dynamic
115 * Retrieve the accumulated value of HW counters from the kbase_ipa_control
125 * @top_level_cntrs_def: Array corresponding to the HW counters used in the
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/OK3568_Linux_fs/kernel/drivers/infiniband/hw/mlx5/
H A Dcounters.c8 #include "counters.h"
78 static int mlx5_ib_read_counters(struct ib_counters *counters, in mlx5_ib_read_counters() argument
82 struct mlx5_ib_mcounters *mcounters = to_mcounters(counters); in mlx5_ib_read_counters()
102 ret = mcounters->read_counters(counters->device, &mread_attr); in mlx5_ib_read_counters()
106 /* do the pass over the counters data array to assign according to the in mlx5_ib_read_counters()
120 static int mlx5_ib_destroy_counters(struct ib_counters *counters) in mlx5_ib_destroy_counters() argument
122 struct mlx5_ib_mcounters *mcounters = to_mcounters(counters); in mlx5_ib_destroy_counters()
124 mlx5_ib_counters_clear_description(counters); in mlx5_ib_destroy_counters()
126 mlx5_fc_destroy(to_mdev(counters->device)->mdev, in mlx5_ib_destroy_counters()
131 static int mlx5_ib_create_counters(struct ib_counters *counters, in mlx5_ib_create_counters() argument
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/OK3568_Linux_fs/kernel/net/ipv6/netfilter/
H A Dip6_tables.c322 counter = xt_get_this_cpu_counter(&e->counters); in ip6t_do_table()
403 e->counters.pcnt = pos; in mark_source_chains()
427 pos = e->counters.pcnt; in mark_source_chains()
428 e->counters.pcnt = 0; in mark_source_chains()
442 e->counters.pcnt = pos; in mark_source_chains()
461 e->counters.pcnt = pos; in mark_source_chains()
547 if (!xt_percpu_counter_alloc(alloc_state, &e->counters)) in find_check_entry()
586 xt_percpu_counter_free(&e->counters); in find_check_entry()
649 /* Clear counters and comefrom */ in check_entry_size_and_hooks()
650 e->counters = ((struct xt_counters) { 0, 0 }); in check_entry_size_and_hooks()
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/OK3568_Linux_fs/kernel/tools/perf/util/
H A Dvalues.c30 pr_debug("failed to allocate read_values counters arrays"); in perf_read_values_init()
33 values->counters = 0; in perf_read_values_init()
60 for (i = 0; i < values->counters; i++) in perf_read_values_destroy()
107 pr_debug("failed to allocate read_values counters array"); in perf_read_values__findnew_thread()
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()
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/OK3568_Linux_fs/u-boot/arch/arm/mach-tegra/
H A Divc.c27 * established state, indicating that has cleared the counters in our
34 * allowed to clear the counters it owns asynchronously with respect to
44 * return to the established state once it has cleared its counters.
152 * Invalid cases where the counters indicate that the queue is over in tegra_ivc_channel_full()
188 * transmit counters until we've acknowledged its synchronization in tegra_ivc_check_read()
341 * SYNC ACK reset counters; move to EST; notify
342 * SYNC SYNC reset counters; move to ACK; notify
345 * ACK SYNC reset counters; move to ACK; notify
348 * EST SYNC reset counters; move to ACK; notify
370 * Reset tx_channel counters. The remote end is in the SYNC in tegra_ivc_channel_notified()
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/OK3568_Linux_fs/kernel/kernel/gcov/
H A Dclang.c79 u64 *counters; member
167 void llvm_gcda_emit_arcs(u32 num_counters, u64 *counters) in llvm_gcda_emit_arcs() argument
173 info->counters = counters; in llvm_gcda_emit_arcs()
269 memset(fn->counters, 0, in gcov_info_reset()
270 sizeof(fn->counters[0]) * fn->num_counters); in gcov_info_reset()
329 dfn_ptr->counters[i] += sfn_ptr->counters[i]; in gcov_info_add()
349 cv_size = fn->num_counters * sizeof(fn->counters[0]); in gcov_fn_info_dup()
350 fn_dup->counters = vmalloc(cv_size); in gcov_fn_info_dup()
351 if (!fn_dup->counters) in gcov_fn_info_dup()
353 memcpy(fn_dup->counters, fn->counters, cv_size); in gcov_fn_info_dup()
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/OK3568_Linux_fs/kernel/drivers/md/
H A Dmd-faulty.c78 atomic_t counters[Modes]; member
88 atomic_read(&conf->counters[mode]) <= 0) in check_mode()
92 if (atomic_dec_and_test(&conf->counters[mode])) { in check_mode()
94 atomic_set(&conf->counters[mode], conf->period[mode]); in check_mode()
171 if (atomic_read(&conf->counters[WriteAll])) { in faulty_make_request()
226 if ((n=atomic_read(&conf->counters[WriteTransient])) != 0) in faulty_status()
230 if ((n=atomic_read(&conf->counters[ReadTransient])) != 0) in faulty_status()
234 if ((n=atomic_read(&conf->counters[WritePersistent])) != 0) in faulty_status()
238 if ((n=atomic_read(&conf->counters[ReadPersistent])) != 0) in faulty_status()
243 if ((n=atomic_read(&conf->counters[ReadFixable])) != 0) in faulty_status()
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