| /kernel/linux/linux-5.10/tools/testing/selftests/powerpc/pmu/ebb/ |
| D | instruction_count_test.c | 26 uint64_t overhead, bool report) in do_count_loop() argument
46 expected = instructions + overhead; in do_count_loop()
51 printf("Looped for %lu instructions, overhead %lu\n", instructions, overhead); in do_count_loop()
72 uint64_t current, overhead; in determine_overhead() local
76 overhead = event->result.value; in determine_overhead()
81 if (current < overhead) { in determine_overhead()
82 printf("Replacing overhead %lu with %lu\n", overhead, current); in determine_overhead()
83 overhead = current; in determine_overhead()
87 return overhead; in determine_overhead()
112 uint64_t overhead; in instruction_count() local
[all …]
|
| /kernel/linux/linux-6.6/tools/testing/selftests/powerpc/pmu/ebb/ |
| D | instruction_count_test.c | 26 uint64_t overhead, bool report) in do_count_loop() argument
46 expected = instructions + overhead; in do_count_loop()
51 printf("Looped for %lu instructions, overhead %lu\n", instructions, overhead); in do_count_loop()
72 uint64_t current, overhead; in determine_overhead() local
76 overhead = event->result.value; in determine_overhead()
81 if (current < overhead) { in determine_overhead()
82 printf("Replacing overhead %lu with %lu\n", overhead, current); in determine_overhead()
83 overhead = current; in determine_overhead()
87 return overhead; in determine_overhead()
112 uint64_t overhead; in instruction_count() local
[all …]
|
| /kernel/linux/linux-6.6/tools/testing/selftests/powerpc/pmu/ |
| D | count_instructions.c | 30 u64 overhead, bool report) in do_count_loop() argument
45 expected = instructions + overhead; in do_count_loop()
53 printf("Looped for %llu instructions, overhead %llu\n", instructions, overhead); in do_count_loop()
76 u64 current, overhead; in determine_overhead() local
80 overhead = events[0].result.value; in determine_overhead()
85 if (current < overhead) { in determine_overhead()
86 printf("Replacing overhead %llu with %llu\n", overhead, current); in determine_overhead()
87 overhead = current; in determine_overhead()
91 return overhead; in determine_overhead()
97 u64 overhead; in test_body() local
[all …]
|
| D | count_stcx_fail.c | 30 u64 overhead, bool report) in do_count_loop() argument
47 expected = instructions + overhead + (events[2].result.value * 10); in do_count_loop()
57 printf("Looped for %llu instructions, overhead %llu\n", instructions, overhead); in do_count_loop()
81 u64 current, overhead; in determine_overhead() local
85 overhead = events[0].result.value; in determine_overhead()
90 if (current < overhead) { in determine_overhead()
91 printf("Replacing overhead %llu with %llu\n", overhead, current); in determine_overhead()
92 overhead = current; in determine_overhead()
96 return overhead; in determine_overhead()
105 u64 overhead; in test_body() local
[all …]
|
| /kernel/linux/linux-5.10/tools/testing/selftests/powerpc/pmu/ |
| D | count_instructions.c | 30 u64 overhead, bool report) in do_count_loop() argument
45 expected = instructions + overhead; in do_count_loop()
53 printf("Looped for %llu instructions, overhead %llu\n", instructions, overhead); in do_count_loop()
76 u64 current, overhead; in determine_overhead() local
80 overhead = events[0].result.value; in determine_overhead()
85 if (current < overhead) { in determine_overhead()
86 printf("Replacing overhead %llu with %llu\n", overhead, current); in determine_overhead()
87 overhead = current; in determine_overhead()
91 return overhead; in determine_overhead()
97 u64 overhead; in test_body() local
[all …]
|
| D | count_stcx_fail.c | 30 u64 overhead, bool report) in do_count_loop() argument
47 expected = instructions + overhead + (events[2].result.value * 10); in do_count_loop()
57 printf("Looped for %llu instructions, overhead %llu\n", instructions, overhead); in do_count_loop()
81 u64 current, overhead; in determine_overhead() local
85 overhead = events[0].result.value; in determine_overhead()
90 if (current < overhead) { in determine_overhead()
91 printf("Replacing overhead %llu with %llu\n", overhead, current); in determine_overhead()
92 overhead = current; in determine_overhead()
96 return overhead; in determine_overhead()
105 u64 overhead; in test_body() local
[all …]
|
| /kernel/linux/linux-6.6/tools/perf/Documentation/ |
| D | callchain-overhead-calculation.txt | 1 Overhead calculation
3 The overhead can be shown in two columns as 'Children' and 'Self' when
4 perf collects callchains. The 'self' overhead is simply calculated by
7 'self' overhead values should be 100%.
9 The 'children' overhead is calculated by adding all period values of
10 the child functions so that it can show the total overhead of the
15 It might be confusing that the sum of all the 'children' overhead
17 'self' overhead of its child functions. But with this enabled, users
18 can find which function has the most overhead even if samples are
45 in the usual (self-overhead-only) output of perf report:
[all …]
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| D | perf-config.txt | 182 'top' means a overhead percentage which is more than 5%.
187 'medium' means a overhead percentage which has more than 0.5%.
190 'normal' means the rest of overhead percentages
371 But if this option is 'false', percent values for overhead are printed i.e.
408 This option control the way to calculate overhead of filtered entries -
412 Overhead Symbols
418 This is an original overhead and we'll filter out the first 'foo'
419 entry. The value of 'relative' would increase the overhead of 'bar'
421 current overhead (33.33%).
425 This option controls display of column headers (like 'Overhead' and 'Symbol')
[all …]
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| D | perf-report.txt | 47 the overhead column. See --percentage for more info.
57 the overhead column. See --percentage for more info.
62 the overhead column. See --percentage for more info.
100 - overhead: Overhead percentage of sample
101 - overhead_sys: Overhead percentage of sample running in system mode
102 - overhead_us: Overhead percentage of sample running in user mode
103 - overhead_guest_sys: Overhead percentage of sample running in system mode
105 - overhead_guest_us: Overhead percentage of sample running in user mode on
110 --time-quantum (default 100ms). Specify with overhead and before it.
147 executed, such as a memory access bottleneck. If a function has high overhead
[all …]
|
| D | perf-top.txt | 130 local_weight, abort, in_tx, transaction, overhead, sample, period.
136 overhead, overhead_sys, overhead_us, overhead_children, sample and period.
151 percentage of the overhead column. See --percentage for more info.
155 percentage of the overhead column. See --percentage for more info.
159 percentage of the overhead column. See --percentage for more info.
195 enabled. See the `overhead calculation' section for more details.
212 Do not show entries which have an overhead under that percent.
216 Determine how to display the overhead percentage of filtered entries.
323 Alternatively one can ask for a group and then two overhead columns
401 include::callchain-overhead-calculation.txt[]
|
| /kernel/linux/linux-5.10/tools/perf/Documentation/ |
| D | callchain-overhead-calculation.txt | 1 Overhead calculation
3 The overhead can be shown in two columns as 'Children' and 'Self' when
4 perf collects callchains. The 'self' overhead is simply calculated by
7 'self' overhead values should be 100%.
9 The 'children' overhead is calculated by adding all period values of
10 the child functions so that it can show the total overhead of the
15 It might be confusing that the sum of all the 'children' overhead
17 'self' overhead of its child functions. But with this enabled, users
18 can find which function has the most overhead even if samples are
45 in the usual (self-overhead-only) output of perf report:
[all …]
|
| D | perf-config.txt | 184 'top' means a overhead percentage which is more than 5%.
189 'medium' means a overhead percentage which has more than 0.5%.
192 'normal' means the rest of overhead percentages
360 But if this option is 'false', percent values for overhead are printed i.e.
391 This option control the way to calculate overhead of filtered entries -
395 Overhead Symbols
401 This is an original overhead and we'll filter out the first 'foo'
402 entry. The value of 'relative' would increase the overhead of 'bar'
404 current overhead (33.33%).
408 This option controls display of column headers (like 'Overhead' and 'Symbol')
[all …]
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| D | perf-report.txt | 47 the overhead column. See --percentage for more info.
57 the overhead column. See --percentage for more info.
62 the overhead column. See --percentage for more info.
100 - overhead: Overhead percentage of sample
101 - overhead_sys: Overhead percentage of sample running in system mode
102 - overhead_us: Overhead percentage of sample running in user mode
103 - overhead_guest_sys: Overhead percentage of sample running in system mode
105 - overhead_guest_us: Overhead percentage of sample running in user mode on
110 --time-quantum (default 100ms). Specify with overhead and before it.
137 executed, such as a memory access bottleneck. If a function has high overhead
[all …]
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| D | perf-top.txt | 132 local_weight, abort, in_tx, transaction, overhead, sample, period.
138 overhead, overhead_sys, overhead_us, overhead_children, sample and period.
153 percentage of the overhead column. See --percentage for more info.
157 percentage of the overhead column. See --percentage for more info.
161 percentage of the overhead column. See --percentage for more info.
191 enabled. See the `overhead calculation' section for more details.
208 Do not show entries which have an overhead under that percent.
212 Determine how to display the overhead percentage of filtered entries.
303 Alternatively one can ask for --group and then two overhead columns
381 include::callchain-overhead-calculation.txt[]
|
| /kernel/linux/linux-6.6/tools/testing/selftests/tc-testing/tc-tests/qdiscs/ |
| D | cake.json | 18 …th unlimited diffserv3 triple-isolate nonat nowash no-ack-filter split-gso rtt 100ms raw overhead",
41 …dwidth 1Kbit diffserv3 triple-isolate nonat nowash no-ack-filter split-gso rtt 100ms raw overhead",
64 …rate-ingress diffserv3 triple-isolate nonat nowash no-ack-filter split-gso rtt 100ms raw overhead",
87 …th unlimited diffserv3 triple-isolate nonat nowash no-ack-filter split-gso rtt 200us raw overhead",
110 …h unlimited besteffort triple-isolate nonat nowash no-ack-filter split-gso rtt 100ms raw overhead",
133 …th unlimited diffserv8 triple-isolate nonat nowash no-ack-filter split-gso rtt 100ms raw overhead",
156 …th unlimited diffserv4 triple-isolate nonat nowash no-ack-filter split-gso rtt 100ms raw overhead",
179 …ndwidth unlimited diffserv3 flowblind nonat nowash no-ack-filter split-gso rtt 100ms raw overhead",
202 …+ bandwidth unlimited diffserv3 dsthost nat nowash no-ack-filter split-gso rtt 100ms raw overhead",
225 …9]+ bandwidth unlimited diffserv3 hosts nonat wash no-ack-filter split-gso rtt 100ms raw overhead",
[all …]
|
| /kernel/linux/linux-5.10/drivers/net/fddi/skfp/ |
| D | ess.c | 101 static int process_bw_alloc(struct s_smc *smc, long int payload, long int overhead);
120 u_long payload, overhead ; in ess_raf_received_pack() local
258 overhead = ((struct smt_p_3210 *)p)->mib_overhead ; in ess_raf_received_pack()
260 DB_ESSN(2, "payload= %lx overhead= %lx", in ess_raf_received_pack()
261 payload, overhead); in ess_raf_received_pack()
266 (void)process_bw_alloc(smc,(long)payload,(long)overhead) ; in ess_raf_received_pack()
309 overhead = ((struct smt_p_3210 *)p)->mib_overhead ; in ess_raf_received_pack()
313 DB_ESSN(2, "payload= %lx overhead= %lx", in ess_raf_received_pack()
314 payload, overhead); in ess_raf_received_pack()
319 if(!process_bw_alloc(smc,(long)payload,(long)overhead)) in ess_raf_received_pack()
[all …]
|
| /kernel/linux/linux-6.6/drivers/net/fddi/skfp/ |
| D | ess.c | 100 static int process_bw_alloc(struct s_smc *smc, long int payload, long int overhead);
119 u_long payload, overhead ; in ess_raf_received_pack() local
257 overhead = ((struct smt_p_3210 *)p)->mib_overhead ; in ess_raf_received_pack()
259 DB_ESSN(2, "payload= %lx overhead= %lx", in ess_raf_received_pack()
260 payload, overhead); in ess_raf_received_pack()
265 (void)process_bw_alloc(smc,(long)payload,(long)overhead) ; in ess_raf_received_pack()
308 overhead = ((struct smt_p_3210 *)p)->mib_overhead ; in ess_raf_received_pack()
312 DB_ESSN(2, "payload= %lx overhead= %lx", in ess_raf_received_pack()
313 payload, overhead); in ess_raf_received_pack()
318 if(!process_bw_alloc(smc,(long)payload,(long)overhead)) in ess_raf_received_pack()
[all …]
|
| /kernel/linux/linux-5.10/net/l2tp/ |
| D | l2tp_eth.c | 208 unsigned int overhead = 0; in l2tp_eth_adjust_mtu() local
214 overhead += sizeof(struct udphdr); in l2tp_eth_adjust_mtu()
223 /* L3 Overhead couldn't be identified, this could be in l2tp_eth_adjust_mtu()
230 /* Adjust MTU, factor overhead - underlay L3, overlay L2 hdr in l2tp_eth_adjust_mtu()
231 * UDP overhead, if any, was already factored in above. in l2tp_eth_adjust_mtu()
233 overhead += session->hdr_len + ETH_HLEN + l3_overhead; in l2tp_eth_adjust_mtu()
235 mtu = l2tp_tunnel_dst_mtu(tunnel) - overhead; in l2tp_eth_adjust_mtu()
237 dev->mtu = ETH_DATA_LEN - overhead; in l2tp_eth_adjust_mtu()
|
| /kernel/linux/linux-6.6/net/sctp/ |
| D | output.c | 58 * current overhead after sending packets. in sctp_packet_reset()
60 packet->size = packet->overhead; in sctp_packet_reset()
88 /* set packet max_size with pathmtu, then calculate overhead */ in sctp_packet_config()
95 packet->overhead = sctp_mtu_payload(sp, 0, 0); in sctp_packet_config()
96 packet->size = packet->overhead; in sctp_packet_config()
154 /* The overhead will be calculated by sctp_packet_config() */ in sctp_packet_init()
155 packet->overhead = 0; in sctp_packet_init()
221 int overhead = 0; in sctp_packet_bundle_pad() local
227 overhead += sizeof(struct sctphdr) + sizeof(struct sctp_chunkhdr); in sctp_packet_bundle_pad()
228 overhead += sizeof(struct sctp_sender_hb_info) + sizeof(struct sctp_pad_chunk); in sctp_packet_bundle_pad()
[all …]
|
| /kernel/linux/linux-5.10/tools/testing/selftests/seccomp/ |
| D | seccomp_benchmark.c | 112 printf("No overhead measured!? Try running again with more samples.\n"); in main()
122 printf("Estimated total seccomp overhead for 1 filter: %llu ns\n", in main()
125 printf("Estimated total seccomp overhead for 2 filters: %llu ns\n", in main()
128 printf("Estimated seccomp per-filter overhead: %llu ns\n", in main()
131 printf("Estimated seccomp entry overhead: %llu ns\n", in main()
|
| /kernel/linux/linux-6.6/net/l2tp/ |
| D | l2tp_eth.c | 211 unsigned int overhead = 0; in l2tp_eth_adjust_mtu() local
217 overhead += sizeof(struct udphdr); in l2tp_eth_adjust_mtu()
226 /* L3 Overhead couldn't be identified, this could be in l2tp_eth_adjust_mtu()
233 /* Adjust MTU, factor overhead - underlay L3, overlay L2 hdr in l2tp_eth_adjust_mtu()
234 * UDP overhead, if any, was already factored in above. in l2tp_eth_adjust_mtu()
236 overhead += session->hdr_len + ETH_HLEN + l3_overhead; in l2tp_eth_adjust_mtu()
238 mtu = l2tp_tunnel_dst_mtu(tunnel) - overhead; in l2tp_eth_adjust_mtu()
240 dev->mtu = ETH_DATA_LEN - overhead; in l2tp_eth_adjust_mtu()
|
| /kernel/linux/linux-6.6/tools/testing/selftests/seccomp/ |
| D | seccomp_benchmark.c | 206 ESTIMATE("total seccomp overhead for 1 bitmapped filter", calc, in main()
208 ESTIMATE("total seccomp overhead for 2 bitmapped filters", calc, in main()
210 ESTIMATE("total seccomp overhead for 3 full filters", calc, in main()
212 ESTIMATE("total seccomp overhead for 4 full filters", calc, in main()
214 ESTIMATE("seccomp entry overhead", entry, in main()
216 ESTIMATE("seccomp per-filter overhead (last 2 diff)", per_filter1, in main()
218 ESTIMATE("seccomp per-filter overhead (filters / 4)", per_filter2, in main()
|
| /kernel/linux/linux-6.6/fs/freevxfs/ |
| D | vxfs_lookup.c | 84 int overhead = VXFS_DIRBLKOV(sbi, dbp); in vxfs_find_entry() local
86 pos += overhead; in vxfs_find_entry()
87 pg_ofs += overhead; in vxfs_find_entry()
235 int overhead = VXFS_DIRBLKOV(sbi, dbp); in vxfs_readdir() local
237 pos += overhead; in vxfs_readdir()
238 pg_ofs += overhead; in vxfs_readdir()
|
| /kernel/linux/linux-5.10/drivers/net/wireless/ralink/rt2x00/ |
| D | rt2x00crypto.c | 68 unsigned int overhead = 0; in rt2x00crypto_tx_overhead() local
71 return overhead; in rt2x00crypto_tx_overhead()
78 overhead += key->icv_len; in rt2x00crypto_tx_overhead()
81 overhead += key->iv_len; in rt2x00crypto_tx_overhead()
85 overhead += 8; in rt2x00crypto_tx_overhead()
88 return overhead; in rt2x00crypto_tx_overhead()
|
| /kernel/linux/linux-6.6/drivers/net/wireless/ralink/rt2x00/ |
| D | rt2x00crypto.c | 68 unsigned int overhead = 0; in rt2x00crypto_tx_overhead() local
71 return overhead; in rt2x00crypto_tx_overhead()
78 overhead += key->icv_len; in rt2x00crypto_tx_overhead()
81 overhead += key->iv_len; in rt2x00crypto_tx_overhead()
85 overhead += 8; in rt2x00crypto_tx_overhead()
88 return overhead; in rt2x00crypto_tx_overhead()
|