| /openbmc/linux/Documentation/devicetree/bindings/dvfs/ |
| H A D | performance-domain.yaml | 4 $id: http://devicetree.org/schemas/dvfs/performance-domain.yaml#
7 title: Generic performance domains
25 devices with their performance domains provided by performance domain
30 \#performance-domain-cells property in the performance domain provider node.
35 "#performance-domain-cells":
39 multiple performance domains (e.g. performance controllers), but can be
44 performance-domains:
58 performance: performance-controller@11bc00 {
62 #performance-domain-cells = <1>;
66 // The node above defines a performance controller that is a performance
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| /openbmc/linux/drivers/acpi/ |
| H A D | processor_perflib.c | 158 if (!pr || !pr->performance || !pr->performance->state_count) in acpi_processor_get_bios_limit()
333 pr->performance->states = in acpi_processor_get_performance_states()
613 if (pr->performance) { in acpi_processor_preregister_performance()
618 if (!performance || !per_cpu_ptr(performance, i)) { in acpi_processor_preregister_performance()
630 pr->performance = per_cpu_ptr(performance, i); in acpi_processor_preregister_performance()
752 if (pr->performance) { in acpi_processor_register_performance()
757 WARN_ON(!performance); in acpi_processor_register_performance()
759 pr->performance = performance; in acpi_processor_register_performance()
762 pr->performance = NULL; in acpi_processor_register_performance()
782 if (pr->performance) in acpi_processor_unregister_performance()
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| /openbmc/linux/Documentation/admin-guide/acpi/ |
| H A D | cppc_sysfs.rst | 13 performance of a logical processor on a contiguous and abstract performance
14 scale. CPPC exposes a set of registers to describe abstract performance scale,
15 to request performance levels and to measure per-cpu delivered performance.
40 * highest_perf : Highest performance of this processor (abstract scale).
41 * nominal_perf : Highest sustained performance of this processor
43 * lowest_nonlinear_perf : Lowest performance of this processor with nonlinear
45 * lowest_perf : Lowest performance of this processor (abstract scale).
49 The above frequencies should only be used to report processor performance in
53 * feedback_ctrs : Includes both Reference and delivered performance counter.
58 * reference_perf : Performance level at which reference performance counter
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| /openbmc/linux/Documentation/devicetree/bindings/cpufreq/ |
| H A D | cpufreq-mediatek-hw.yaml | 29 "#performance-domain-cells":
31 Number of cells in a performance domain specifier.
33 performance domains.
39 - "#performance-domain-cells"
53 performance-domains = <&performance 0>;
64 performance: performance-controller@11bc00 {
68 #performance-domain-cells = <1>;
|
| H A D | apple,cluster-cpufreq.yaml | 15 operating-points-v2 table to define the CPU performance states, with the
34 '#performance-domain-cells':
40 - '#performance-domain-cells'
58 performance-domains = <&cpufreq_e>;
66 performance-domains = <&cpufreq_p>;
106 cpufreq_e: performance-controller@210e20000 {
109 #performance-domain-cells = <0>;
112 cpufreq_p: performance-controller@211e20000 {
115 #performance-domain-cells = <0>;
|
| /openbmc/linux/Documentation/admin-guide/pm/ |
| H A D | amd-pstate.rst | 24 communicate the performance hints to hardware.
123 performance level lower than the lowest nonlinear performance level may
133 Minimum requested performance (RW)
138 Maximum requested performance (RW)
144 Desired performance target (RW)
149 performance (infrastructure max). Below the nominal sustained performance
150 level, desired performance expresses the average performance level of the
312 performance preference registers.
340 performance (infrastructure max). Below the nominal sustained performance level,
341 desired performance expresses the average performance level of the processor subject
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| H A D | intel-speed-select.rst | 93 Number or performance levels
112 base performance profile (which is performance level 0).
138 Properties of a performance level
164 performance level 0.
193 Get current performance level
238 Changing performance level
569 performance, execute some workload and measure performance and get a baseline
570 performance to compare against.
586 performance using Intel(R) SST-BF.
589 number means better performance::
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| /openbmc/linux/arch/x86/events/ |
| H A D | Kconfig | 5 tristate "Intel uncore performance events"
9 Include support for Intel uncore performance events. These are
13 tristate "Intel/AMD rapl performance events"
17 Include support for Intel and AMD rapl performance events for power
21 tristate "Intel cstate performance events"
25 Include support for Intel cstate performance events for power
38 tristate "AMD Uncore performance events"
42 Include support for AMD uncore performance events for use with
|
| /openbmc/bios-bmc-smm-error-logger/ |
| H A D | .clang-tidy | 223 performance-for-range-copy,
225 performance-inefficient-algorithm,
227 performance-move-constructor-init,
228 performance-no-automatic-move,
229 performance-trivially-destructible,
232 performance-faster-string-find,
233 performance-for-range-copy,
235 performance-inefficient-algorithm,
238 performance-move-const-arg,
239 performance-move-constructor-init,
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| /openbmc/linux/drivers/perf/hisilicon/ |
| H A D | Kconfig | 6 Support for HiSilicon SoC L3 Cache performance monitor, Hydra Home
7 Agent performance monitor and DDR Controller performance monitor.
13 Provide support for HiSilicon PCIe performance monitoring unit (PMU)
23 Provide support for HNS3 performance monitoring unit (PMU) RCiEP
|
| /openbmc/linux/Documentation/ABI/testing/ |
| H A D | sysfs-platform_profile | 13 and performance
14 balanced-performance Balance between performance and low
16 towards performance
17 performance High performance operation
|
| /openbmc/openbmc/meta-openembedded/meta-oe/recipes-support/libcereal/files/ |
| H A D | 0001-sandbox-Do-not-use-int8_t-in-std-uniform_int_distrib.patch | 16 …64-yoe-linux-musl/libcereal/1.3.2+gitAUTOINC+ebef1e9298-r0/git/sandbox/performance.cpp:261:9: note…
19 …64-yoe-linux-musl/libcereal/1.3.2+gitAUTOINC+ebef1e9298-r0/git/sandbox/performance.cpp:261:9: erro…
27 sandbox/performance.cpp | 4 ++--
30 diff --git a/sandbox/performance.cpp b/sandbox/performance.cpp
32 --- a/sandbox/performance.cpp
33 +++ b/sandbox/performance.cpp
|
| /openbmc/linux/Documentation/admin-guide/ |
| H A D | perf-security.rst | 14 depends on the nature of data that perf_events performance monitoring
15 units (PMU) [2]_ and Perf collect and expose for performance analysis.
16 Collected system and performance data may be split into several
21 its topology, used kernel and Perf versions, performance monitoring
30 faults, CPU migrations), architectural hardware performance counters
46 So, perf_events performance monitoring and observability operations are
56 all kernel security permission checks so perf_events performance
70 as privileged processes with respect to perf_events performance
75 performance monitoring and observability in the system.
233 performance data. This is the least secure mode since allowed
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| /openbmc/linux/Documentation/admin-guide/perf/ |
| H A D | hns3-pmu.rst | 6 End Point device to collect performance statistics of HiSilicon SoC NIC.
9 HNS3 PMU supports collection of performance statistics such as bandwidth,
48 Each performance statistic has a pair of events to get two values to
49 calculate real performance data in userspace.
57 computation to calculate real performance data is:::
82 PMU collect performance statistics for all HNS3 PCIe functions of IO DIE.
89 PMU collect performance statistic of one whole physical port. The port id
98 PMU collect performance statistic of one tc of physical port. The port id
106 PMU collect performance statistic of one PF/VF. The function id is BDF of
123 PMU collect performance statistic of one queue of PF/VF. The function id
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| /openbmc/linux/Documentation/userspace-api/ |
| H A D | sysfs-platform_profile.rst | 5 On modern systems the platform performance, temperature, fan and other
13 operation or towards performance.
19 NOT a goal of this API to allow monitoring the resulting performance
20 characteristics. Monitoring performance is best done with device/vendor
23 Specifically when selecting a high performance profile the actual achieved
24 performance may be limited by various factors such as: the heat generated
28 performance level.
|
| /openbmc/phosphor-dbus-interfaces/yaml/xyz/openbmc_project/Control/Power/ |
| H A D | Mode.interface.yaml | 11 consumption and performance.
47 save power while attempting to maintain performance. This mode
48 differs from EfficiencyFavorPower in that more performance is
53 save power at the cost of performance. This mode differs from
54 PowerSaving in that more performance is retained and less power
56 that less performance is retained but more power is saved.
60 speeds possible. This mode should be used when performance is
|
| /openbmc/linux/drivers/perf/ |
| H A D | Kconfig | 56 Say y if you want to use CPU performance monitors on ARM-based
64 Say y if you want to use CPU performance monitors on RISCV-based
74 Say y if you want to use the legacy CPU performance monitor
84 Say y if you want to use the CPU performance monitor
108 Say y if you want to use the ARM performance monitor unit (PMU)
109 version 3. The PMUv3 is the CPU performance monitors on ARMv8
126 Provides support for the DDR performance monitor in i.MX8, which
134 Provides support for the DDR performance monitor in i.MX9, which
195 performance monitors on CN10K family silicons.
228 Support performance monitoring as defined in CXL rev 3.0
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| /openbmc/linux/tools/power/cpupower/bench/ |
| H A D | README-BENCH | 7 - Identify worst case performance loss when doing dynamic frequency
12 - Identify cpufreq related performance regressions between kernels
18 - Power saving related regressions (In fact as better the performance
28 For that purpose, it compares the performance governor to a configured
56 takes on this machine and needs to be run in a loop using the performance
58 Then the above test runs are processed using the performance governor
61 on full performance and you get the overall performance loss.
80 trigger of the cpufreq-bench, you will see no performance loss (compare with
84 will always see 50% loads and you get worst performance impact never
|
| /openbmc/estoraged/ |
| H A D | .clang-tidy | 253 performance-faster-string-find,
254 performance-for-range-copy,
256 performance-inefficient-algorithm,
259 performance-move-const-arg,
260 performance-move-constructor-init,
261 performance-no-automatic-move,
262 performance-no-int-to-ptr,
263 performance-noexcept-move-constructor,
264 performance-trivially-destructible,
265 performance-type-promotion-in-math-fn,
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|
| /openbmc/phosphor-time-manager/ |
| H A D | .clang-tidy | 253 performance-faster-string-find,
254 performance-for-range-copy,
256 performance-inefficient-algorithm,
259 performance-move-const-arg,
260 performance-move-constructor-init,
261 performance-no-automatic-move,
262 performance-no-int-to-ptr,
263 performance-noexcept-move-constructor,
264 performance-trivially-destructible,
265 performance-type-promotion-in-math-fn,
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| /openbmc/linux/drivers/xen/ |
| H A D | xen-acpi-processor.c | 145 dst_states = kcalloc(_pr->performance->state_count, in xen_copy_pss_data()
150 dst_perf->state_count = _pr->performance->state_count; in xen_copy_pss_data()
151 for (i = 0; i < _pr->performance->state_count; i++) { in xen_copy_pss_data()
169 dst->shared_type = _pr->performance->shared_type; in xen_copy_psd_data()
171 pdomain = &(_pr->performance->domain_info); in xen_copy_psd_data()
220 xen_copy_pct_data(&(_pr->performance->control_register), in push_pxx_to_hypervisor()
222 xen_copy_pct_data(&(_pr->performance->status_register), in push_pxx_to_hypervisor()
247 perf = _pr->performance; in push_pxx_to_hypervisor()
280 if (_pr->performance && _pr->performance->states) in upload_pm_data()
437 memcpy(&pr_backup->performance->domain_info, in check_acpi_ids()
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| /openbmc/linux/Documentation/scheduler/ |
| H A D | sched-util-clamp.rst | 11 feature that allows user space to help in managing the performance requirement
16 performance requirements and restrictions of the tasks, thus it helps the
23 system run at a certain performance point.
26 performance constraints. It consists of two tunables:
95 performance/watt if used effectively.
268 highest performance point.
330 Uclamp performance request has the range of 0 to 1024 inclusive.
346 at when this task is running. Or lower performance bound.
348 at when this task is running. Or upper performance bound.
515 performance point all the time.
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| /openbmc/linux/Documentation/power/ |
| H A D | energy-model.rst | 11 the power consumed by devices at various performance levels, and the kernel
68 'performance domain' in the system. A performance domain is a group of CPUs
84 2.2 Registration of performance domains
107 performance domains using cpumask. For other devices than CPUs the last
130 knowledge about power value for each performance state. The callback
159 2.3 Accessing performance domains
166 performance domain.
170 the performance domains, and kept in memory untouched.
172 The energy consumed by a performance domain can be estimated using the
198 performance domain in the Energy Model framework using the (fake) 'foo'
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|
| /openbmc/obmc-console/ |
| H A D | .clang-tidy | 111 -clang-analyzer-optin.performance.Padding,
164 performance-faster-string-find,
165 performance-for-range-copy,
166 performance-implicit-conversion-in-loop,
167 performance-inefficient-algorithm,
168 performance-inefficient-string-concatenation,
169 performance-inefficient-vector-operation,
170 performance-no-int-to-ptr,
171 performance-type-promotion-in-math-fn,
172 performance-unnecessary-copy-initialization,
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|
| /openbmc/libpldm/ |
| H A D | .clang-tidy | 111 clang-analyzer-optin.performance.Padding,
164 performance-faster-string-find,
165 performance-for-range-copy,
166 performance-implicit-conversion-in-loop,
167 performance-inefficient-algorithm,
168 performance-inefficient-string-concatenation,
169 performance-inefficient-vector-operation,
170 performance-no-int-to-ptr,
171 performance-type-promotion-in-math-fn,
172 performance-unnecessary-copy-initialization,
[all …]
|