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/samples/bpf/
A Dlathist_user.c25 int i; in stars() local
27 for (i = 0; i < (width * val / max) - 1 && i < width - 1; i++) in stars()
28 str[i] = '*'; in stars()
38 int i, j; in print_hist() local
52 for (i = 1; i <= MAX_ENTRIES; i++) { in print_hist()
55 (1l << i) >> 1, (1l << i) - 1, in print_hist()
64 int c, i; in get_data() local
66 for (i = 0; i < MAX_CPU; i++) in get_data()
70 for (i = 0; i < MAX_ENTRIES; i++) { in get_data()
115 i++; in main()
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A Dlwt_len_hist_user.c20 int i; in stars() local
22 for (i = 0; i < (width * val / max) - 1 && i < width - 1; i++) in stars()
23 str[i] = '*'; in stars()
25 str[i - 1] = '+'; in stars()
26 str[i] = '\0'; in stars()
36 int i, map_fd; in main() local
54 for (i = 0; i < nr_cpus; i++) in main()
55 sum += values[i]; in main()
67 for (i = 1; i <= max_key + 1; i++) { in main()
68 stars(starstr, data[i - 1], max_value, MAX_STARS); in main()
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A Dsyscall_tp_user.c55 for (i = 0; i < nr_tests; i++) { in test()
59 objs[i] = NULL; in test()
82 map0_fds[i] = bpf_object__find_map_fd_by_name(objs[i], in test()
84 map1_fds[i] = bpf_object__find_map_fd_by_name(objs[i], in test()
86 if (map0_fds[i] < 0 || map1_fds[i] < 0) { in test()
100 printf("prog #%d: map ids %d %d\n", i, map0_fds[i], map1_fds[i]); in test()
117 for (i = 0; i < nr_tests; i++) { in test()
118 verify_map(map0_fds[i]); in test()
119 verify_map(map1_fds[i]); in test()
130 for (i--; i >= 0; i--) in test()
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A Dmap_perf_test_user.c88 for (i = 0; i < max_cnt; i++) in test_hash_prealloc()
189 for (i = 0; i < max_cnt; i++) { in do_test_lru()
229 for (i = 0; i < max_cnt; i++) in test_percpu_hash_prealloc()
241 for (i = 0; i < max_cnt; i++) in test_hash_kmalloc()
253 for (i = 0; i < max_cnt; i++) in test_percpu_hash_kmalloc()
265 for (i = 0; i < max_cnt; i++) in test_lpm_kmalloc()
277 for (i = 0; i < max_cnt; i++) in test_hash_lookup()
289 for (i = 0; i < max_cnt; i++) in test_array_lookup()
353 for (i = 0; i < tasks; i++) { in run_perf_test()
381 for (i = 0; i < 512; ++i) { in fill_lpm_trie()
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A Dcpustat_user.c41 int i, j; in cpu_stat_print() local
52 for (i = 0; i < MAX_CSTATE_ENTRIES; i++) { in cpu_stat_print()
57 for (i = 0; i < MAX_PSTATE_ENTRIES; i++) { in cpu_stat_print()
68 for (i = 0; i < MAX_CSTATE_ENTRIES; i++) in cpu_stat_print()
71 for (i = 0; i < MAX_PSTATE_ENTRIES; i++) in cpu_stat_print()
81 int c, i; in cpu_stat_update() local
84 for (i = 0; i < MAX_CSTATE_ENTRIES; i++) { in cpu_stat_update()
90 for (i = 0; i < MAX_PSTATE_ENTRIES; i++) { in cpu_stat_update()
108 int rcpu, i, ret; in cpu_stat_inject_cpu_idle_event() local
123 for (i = 0; i < ret; i++) { in cpu_stat_inject_cpu_idle_event()
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A Dsampleip_user.c39 int i, pmu_fd; in sampling_start() local
49 for (i = 0; i < nr_cpus; i++) { in sampling_start()
59 links[i] = NULL; in sampling_start()
70 int i; in sampling_end() local
72 for (i = 0; i < nr_cpus; i++) in sampling_end()
94 int i, max; in print_ip_map() local
99 key = 0, i = 0; in print_ip_map()
102 counts[i].ip = next_key; in print_ip_map()
106 max = i; in print_ip_map()
110 for (i = 0; i < max; i++) { in print_ip_map()
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A Doffwaketime_user.c51 int i; in print_stack() local
57 for (i = PERF_MAX_STACK_DEPTH - 1; i >= 0; i--) in print_stack()
58 print_ksym(ip[i]); in print_stack()
64 for (i = 0; i < PERF_MAX_STACK_DEPTH; i++) in print_stack()
65 print_ksym(ip[i]); in print_stack()
100 int delay = 1, i = 0; in main() local
134 if (libbpf_get_error(links[i])) { in main()
136 links[i] = NULL; in main()
139 i++; in main()
148 for (i--; i >= 0; i--) in main()
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A Dxdp_sample_user.c356 for (i = 0; i < nr_cpus; i++) { in map_collect_percpu()
409 for (i = 0; i < count; i++) { in map_collect_percpu_devmap()
660 for (i = 0; i < nr_cpus; i++) { in stats_get_rx_cnt()
723 for (i = 0; i < nr_cpus; i++) { in stats_get_cpumap_enqueue()
767 for (i = 0; i < nr_cpus; i++) { in stats_get_cpumap_remote()
804 for (i = 0; i < nr_cpus; i++) { in stats_get_cpumap_kthread()
834 for (i = 0; i < nr_cpus; i++) { in stats_get_redirect_cnt()
880 for (i = 0; i < nr_cpus; i++) { in stats_get_redirect_err_cnt()
925 for (i = 0; i < nr_cpus; i++) { in stats_get_exception_cnt()
961 for (i = 0; i < nr_cpus; i++) { in stats_get_devmap_xmit()
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A Dtracex6_user.c82 for (i = 0; i < nr_cpus; i++) { in test_perf_event_array()
83 pid[i] = fork(); in test_perf_event_array()
84 assert(pid[i] >= 0); in test_perf_event_array()
85 if (pid[i] == 0) { in test_perf_event_array()
86 check_on_cpu(i, attr); in test_perf_event_array()
91 for (i = 0; i < nr_cpus; i++) { in test_perf_event_array()
92 assert(waitpid(pid[i], &status, 0) == pid[i]); in test_perf_event_array()
181 int i = 0; in main() local
208 links[i] = NULL; in main()
211 i++; in main()
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A Dmap_perf_test.bpf.c109 int i; in BPF_KSYSCALL() local
111 for (i = 0; i < 10; i++) { in BPF_KSYSCALL()
127 int i; in BPF_KSYSCALL() local
129 for (i = 0; i < 10; i++) { in BPF_KSYSCALL()
144 int i; in BPF_KSYSCALL() local
146 for (i = 0; i < 10; i++) { in BPF_KSYSCALL()
163 for (i = 0; i < 10; i++) { in BPF_KSYSCALL()
233 for (i = 0; i < 32; i++) { in BPF_KSYSCALL()
264 for (i = 0; i < 32; ++i) in BPF_KSYSCALL()
277 for (i = 0; i < 64; ++i) in BPF_KSYSCALL()
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A Dtracex3_user.c83 int i; in print_hist() local
88 for (i = 0; i < nr_cpus; i++) in print_hist()
89 value += values[i]; in print_hist()
113 int map_fd, i, j = 0; in main() local
115 for (i = 1; i < ac; i++) { in main()
116 if (strcmp(argv[i], "-a") == 0) { in main()
118 } else if (strcmp(argv[i], "-t") == 0) { in main()
120 } else if (strcmp(argv[i], "-h") == 0) { in main()
170 for (i = 0; ; i++) { in main()
171 if (i % 20 == 0) in main()
A Dxdp_adjust_tail_user.c89 int i, prog_fd, map_fd, opt; in main() local
97 for (i = 0; i < strlen(optstr); i++) in main()
98 if (optstr[i] != 'h' && 'a' <= optstr[i] && optstr[i] <= 'z') in main()
99 opt_flags[(unsigned char)optstr[i]] = 1; in main()
134 for (i = 0; i < strlen(optstr); i++) { in main()
135 if (opt_flags[(unsigned int)optstr[i]]) { in main()
136 fprintf(stderr, "Missing argument -%c\n", optstr[i]); in main()
A Dtrace_event_user.c65 int i; in print_stack() local
71 for (i = PERF_MAX_STACK_DEPTH - 1; i >= 0; i--) in print_stack()
72 print_ksym(ip[i]); in print_stack()
78 for (i = PERF_MAX_STACK_DEPTH - 1; i >= 0; i--) in print_stack()
79 print_addr(ip[i]); in print_stack()
141 int i, pmu_fd, error = 1; in test_perf_event_all_cpu() local
152 for (i = 0; i < nr_cpus; i++) { in test_perf_event_all_cpu()
159 if (libbpf_get_error(links[i])) { in test_perf_event_all_cpu()
161 links[i] = NULL; in test_perf_event_all_cpu()
173 for (i--; i >= 0; i--) in test_perf_event_all_cpu()
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A Dxdp_tx_iptunnel_user.c57 int i; in poll_stats() local
69 for (i = 0; i < nr_cpus; i++) in poll_stats()
70 sum += (values[i] - prev[proto][i]); in poll_stats()
166 int i, err; in main() local
171 for (i = 0; i < strlen(optstr); i++) in main()
172 if (optstr[i] != 'h' && 'a' <= optstr[i] && optstr[i] <= 'z') in main()
173 opt_flags[(unsigned char)optstr[i]] = 1; in main()
245 for (i = 0; i < strlen(optstr); i++) { in main()
246 if (opt_flags[(unsigned int)optstr[i]]) { in main()
247 fprintf(stderr, "Missing argument -%c\n", optstr[i]); in main()
A Dtest_lru_dist.c172 int i; in read_keys() local
183 for (i = 0; i < fst.st_size; i++) { in read_keys()
240 int i; in run_parallel() local
242 for (i = 0; i < tasks; i++) { in run_parallel()
246 fn(i, data); in run_parallel()
258 for (i = 0; i < tasks; i++) { in run_parallel()
261 assert(waitpid(pid[i], &status, 0) == pid[i]); in run_parallel()
279 for (i = 0; i < dist_key_counts; i++) { in do_test_lru_dist()
434 for (i = 0; i < nr_stable_elems; i++) { in do_test_parallel_lru_loss()
440 for (i = 0; i < nr_repeats; i++) { in do_test_parallel_lru_loss()
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/samples/auxdisplay/
A Dcfag12864b-example.c128 unsigned short i; in cfag12864b_fill() local
130 for (i = 0; i < CFAG12864B_SIZE; i++) in cfag12864b_fill()
139 unsigned short i; in cfag12864b_clear() local
141 for (i = 0; i < CFAG12864B_SIZE; i++) in cfag12864b_clear()
153 unsigned char i, j, n; in cfag12864b_format() local
155 for (i = 0; i < CFAG12864B_HEIGHT; i++) in cfag12864b_format()
188 unsigned short i, j; in example() local
200 for (i = 0; i < CFAG12864B_WIDTH; i += 2) in example()
213 for (i = 0; i < CFAG12864B_WIDTH; i++) in example()
226 for (i = 0; i < CFAG12864B_WIDTH; i += 2) in example()
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/samples/kfifo/
A Ddma-example.c25 int i; in example_init() local
41 for (i = 0; i != 9; i++) in example_init()
42 kfifo_put(&fifo, i); in example_init()
75 for (i = 0; i < nents; i++) { in example_init()
79 i, sg_page(&sg[i]), sg[i].offset, sg[i].length); in example_init()
81 if (sg_is_last(&sg[i])) in example_init()
104 for (i = 0; i < nents; i++) { in example_init()
108 i, sg_page(&sg[i]), sg[i].offset, sg[i].length); in example_init()
110 if (sg_is_last(&sg[i])) in example_init()
A Dbytestream-example.c55 unsigned char i, j; in testfunc() local
64 for (i = 0; i != 10; i++) in testfunc()
65 kfifo_put(&test, i); in testfunc()
71 i = kfifo_out(&test, buf, 5); in testfunc()
72 printk(KERN_INFO "buf: %.*s\n", i, buf); in testfunc()
86 for (i = 20; kfifo_put(&test, i); i++) in testfunc()
92 if (kfifo_peek(&test, &i)) in testfunc()
93 printk(KERN_INFO "%d\n", i); in testfunc()
97 while (kfifo_get(&test, &i)) { in testfunc()
98 printk(KERN_INFO "item = %d\n", i); in testfunc()
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A Dinttype-example.c55 int i, j; in testfunc() local
61 for (i = 0; i != 10; i++) in testfunc()
62 kfifo_put(&test, i); in testfunc()
79 for (i = 20; kfifo_put(&test, i); i++) in testfunc()
85 if (kfifo_peek(&test, &i)) in testfunc()
86 printk(KERN_INFO "%d\n", i); in testfunc()
90 while (kfifo_get(&test, &i)) { in testfunc()
91 printk(KERN_INFO "item = %d\n", i); in testfunc()
92 if (i != expected_result[j++]) { in testfunc()
/samples/pfsm/
A Dpfsm-wakeup.c33 int i, ret, fd_rtc, fd_pfsm[PMIC_NB] = { 0 }; in main() local
44 for (i = 0 ; i < PMIC_NB ; i++) { in main()
45 fd_pfsm[i] = open(dev_pfsm[i], O_RDWR); in main()
46 if (fd_pfsm[i] < 0) { in main()
93 for (i = PMIC_NB - 1 ; i >= 0 ; i--) { in main()
94 printf("Set RETENTION state for PMIC_%d.\n", i); in main()
96 ret = ioctl(fd_pfsm[i], PMIC_SET_RETENTION_STATE, &pmic_opt); in main()
117 for (i = 0 ; i < PMIC_NB ; i++) in main()
118 if (fd_pfsm[i]) in main()
119 close(fd_pfsm[i]); in main()
/samples/nitro_enclaves/
A Dne_ioctl_sample.c200 int i = 0; in ne_poll_enclave_fd() local
219 i++; in ne_poll_enclave_fd()
292 unsigned long i = 0; in ne_load_enclave_image() local
301 for (i = 0; i < NE_DEFAULT_NR_MEM_REGIONS; i++) in ne_load_enclave_image()
361 for (i = 0; i < NE_DEFAULT_NR_MEM_REGIONS; i++) { in ne_load_enclave_image()
499 unsigned int i = 0; in ne_free_mem_regions() local
501 for (i = 0; i < NE_DEFAULT_NR_MEM_REGIONS; i++) in ne_free_mem_regions()
816 for (i = 0; i < NE_DEFAULT_NR_MEM_REGIONS; i++) { in main()
831 for (i = 0; i < NE_DEFAULT_NR_MEM_REGIONS; i++) { in main()
842 for (i = 0; i < NE_DEFAULT_NR_VCPUS; i++) { in main()
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/samples/pktgen/
A Dpktgen_sample06_numa_awared_queue_irq_affinity.sh53 for ((i = 0; i < $THREADS; i++)); do
58 thread=${cpu_array[$((i+F_THREAD))]}
60 echo $thread > /proc/irq/${irq_array[$i]}/smp_affinity_list
61 … info "irq ${irq_array[$i]} is set affinity to `cat /proc/irq/${irq_array[$i]}/smp_affinity_list`"
68 queue_num=$i
109 for ((i = 0; i < $THREADS; i++)); do
110 thread=${cpu_array[$((i+F_THREAD))]}
/samples/ftrace/
A Dftrace-ops.c129 for (unsigned int i = 0; i < nr; i++) { in ops_alloc_init() local
130 ops[i].ops.func = func; in ops_alloc_init()
131 ops[i].ops.flags = flags; in ops_alloc_init()
132 WARN_ON_ONCE(ftrace_set_filter_ip(&ops[i].ops, (unsigned long)tracee, 0, 0)); in ops_alloc_init()
133 WARN_ON_ONCE(register_ftrace_function(&ops[i].ops)); in ops_alloc_init()
144 for (unsigned int i = 0; i < nr; i++) { in ops_destroy() local
145 WARN_ON_ONCE(unregister_ftrace_function(&ops[i].ops)); in ops_destroy()
146 ftrace_free_filter(&ops[i].ops); in ops_destroy()
158 for (unsigned int i = 0; i < nr; i++) { in ops_check() local
215 for (unsigned int i = 0; i < nr_function_calls; i++) in ftrace_ops_sample_init() local
/samples/hidraw/
A Dhid-example.c46 int i, res, desc_size = 0; in main() local
82 for (i = 0; i < rpt_desc.size; i++) in main()
83 printf("%hhx ", rpt_desc.value[i]); in main()
132 for (i = 0; i < res; i++) in main()
133 printf("%hhx ", buf[i]); in main()
154 for (i = 0; i < res; i++) in main()
155 printf("%hhx ", buf[i]); in main()
/samples/kmemleak/
A Dkmemleak-test.c38 int i; in kmemleak_test_init() local
67 for (i = 0; i < 10; i++) { in kmemleak_test_init()
76 for_each_possible_cpu(i) { in kmemleak_test_init()
77 per_cpu(kmemleak_test_pointer, i) = kmalloc(129, GFP_KERNEL); in kmemleak_test_init()
79 per_cpu(kmemleak_test_pointer, i)); in kmemleak_test_init()

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