| /kernel/trace/ |
| D | synth_event_gen_test.c | 50 int ret; in test_gen_synth_cmd() local
64 ret = synth_event_gen_cmd_start(&cmd, "gen_synth_test", THIS_MODULE, in test_gen_synth_cmd()
69 if (ret) in test_gen_synth_cmd()
74 ret = synth_event_add_field(&cmd, "unsigned int", "cpu"); in test_gen_synth_cmd()
75 if (ret) in test_gen_synth_cmd()
78 ret = synth_event_add_field(&cmd, "char[64]", "my_string_field"); in test_gen_synth_cmd()
79 if (ret) in test_gen_synth_cmd()
82 ret = synth_event_add_field(&cmd, "int", "my_int_field"); in test_gen_synth_cmd()
83 if (ret) in test_gen_synth_cmd()
86 ret = synth_event_gen_cmd_end(&cmd); in test_gen_synth_cmd()
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| D | trace_selftest.c | 66 int cpu, ret = 0; in trace_test_buffer() local
83 ret = trace_test_buffer_cpu(buf, cpu); in trace_test_buffer()
84 if (ret) in trace_test_buffer()
94 return ret; in trace_test_buffer()
190 int ret = -1; in trace_selftest_ops() local
290 ret = 0; in trace_selftest_ops()
314 ret = -1; in trace_selftest_ops()
318 return ret; in trace_selftest_ops()
329 int ret; in trace_selftest_startup_dynamic_tracing() local
352 ret = tracer_init(trace, tr); in trace_selftest_startup_dynamic_tracing()
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| D | trace_dynevent.c | 25 bool ret = false; in trace_event_dyn_try_get_ref() local
34 ret = true; in trace_event_dyn_try_get_ref()
38 return ret; in trace_event_dyn_try_get_ref()
76 int argc, ret = -ENOENT; in dyn_event_release() local
85 ret = -EINVAL; in dyn_event_release()
92 ret = -EINVAL; in dyn_event_release()
105 ret = -EINVAL; in dyn_event_release()
117 ret = pos->ops->free(pos); in dyn_event_release()
118 if (ret) in dyn_event_release()
125 return ret; in dyn_event_release()
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| D | trace_events_synth.c | 122 int ret = 0; in synth_event_define_fields() local
129 ret = trace_define_field(call, type, name, offset, size, in synth_event_define_fields()
131 if (ret) in synth_event_define_fields()
147 return ret; in synth_event_define_fields()
435 int ret; in trace_string() local
449 ret = kern_fetch_store_string((unsigned long)str_val, &entry->fields[*n_u64], entry); in trace_string()
457 ret = strncpy_from_user_nofault(str_field, (const void __user *)str_val, STR_VAR_LEN_MAX); in trace_string()
460 ret = strncpy_from_kernel_nofault(str_field, str_val, STR_VAR_LEN_MAX); in trace_string()
462 if (ret < 0) in trace_string()
691 int len, ret = -ENOMEM; in parse_synth_field() local
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| D | kprobe_event_gen_test.c | 89 int ret; in test_gen_kprobe_cmd() local
103 ret = kprobe_event_gen_cmd_start(&cmd, "gen_kprobe_test", in test_gen_kprobe_cmd()
106 if (ret) in test_gen_kprobe_cmd()
111 ret = kprobe_event_add_fields(&cmd, KPROBE_GEN_TEST_ARG2, KPROBE_GEN_TEST_ARG3); in test_gen_kprobe_cmd()
112 if (ret) in test_gen_kprobe_cmd()
118 ret = kprobe_event_gen_cmd_end(&cmd); in test_gen_kprobe_cmd()
119 if (ret) in test_gen_kprobe_cmd()
131 ret = PTR_ERR(gen_kprobe_test); in test_gen_kprobe_cmd()
136 ret = trace_array_set_clr_event(gen_kprobe_test->tr, in test_gen_kprobe_cmd()
138 if (ret) { in test_gen_kprobe_cmd()
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| D | trace_kprobe.c | 116 bool ret; in trace_kprobe_module_exist() local
125 ret = !!find_module(tk->symbol); in trace_kprobe_module_exist()
129 return ret; in trace_kprobe_module_exist()
263 int ret = -ENOMEM; in alloc_trace_kprobe() local
267 return ERR_PTR(ret); in alloc_trace_kprobe()
291 ret = trace_probe_init(&tk->tp, event, group, false); in alloc_trace_kprobe()
292 if (ret < 0) in alloc_trace_kprobe()
299 return ERR_PTR(ret); in alloc_trace_kprobe()
317 int ret = 0; in __enable_trace_kprobe() local
321 ret = enable_kretprobe(&tk->rp); in __enable_trace_kprobe()
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| D | fgraph.c | 59 ftrace_push_return_trace(unsigned long ret, unsigned long func, in ftrace_push_return_trace() argument
87 current->ret_stack[index].ret = ret; in ftrace_push_return_trace()
113 int function_graph_enter(unsigned long ret, unsigned long func, in function_graph_enter() argument
125 ftrace_find_rec_direct(ret - MCOUNT_INSN_SIZE)) in function_graph_enter()
130 if (ftrace_push_return_trace(ret, func, frame_pointer, retp)) in function_graph_enter()
147 ftrace_pop_return_trace(struct ftrace_graph_ret *trace, unsigned long *ret, in ftrace_pop_return_trace() argument
158 *ret = (unsigned long)panic; in ftrace_pop_return_trace()
184 current->ret_stack[index].ret); in ftrace_pop_return_trace()
185 *ret = (unsigned long)panic; in ftrace_pop_return_trace()
190 *ret = current->ret_stack[index].ret; in ftrace_pop_return_trace()
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| D | trace_event_perf.c | 30 int ret; in perf_trace_event_perm() local
33 ret = tp_event->perf_perm(tp_event, p_event); in perf_trace_event_perm()
34 if (ret) in perf_trace_event_perm()
35 return ret; in perf_trace_event_perm()
52 ret = perf_allow_tracepoint(&p_event->attr); in perf_trace_event_perm()
53 if (ret) in perf_trace_event_perm()
54 return ret; in perf_trace_event_perm()
89 ret = perf_allow_tracepoint(&p_event->attr); in perf_trace_event_perm()
90 if (ret) in perf_trace_event_perm()
91 return ret; in perf_trace_event_perm()
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| D | trace_uprobe.c | 112 unsigned long ret; in get_user_stack_nth() local
117 if (copy_from_user(&ret, (void __force __user *) addr, sizeof(ret))) in get_user_stack_nth()
120 return ret; in get_user_stack_nth()
147 long ret; in fetch_store_string() local
157 ret = strlcpy(dst, current->comm, maxlen); in fetch_store_string()
159 ret = strncpy_from_user(dst, src, maxlen); in fetch_store_string()
160 if (ret >= 0) { in fetch_store_string()
161 if (ret == maxlen) in fetch_store_string()
162 dst[ret - 1] = '\0'; in fetch_store_string()
169 ret++; in fetch_store_string()
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| D | trace_events_trigger.c | 192 int ret; in event_trigger_regex_open() local
194 ret = security_locked_down(LOCKDOWN_TRACEFS); in event_trigger_regex_open()
195 if (ret) in event_trigger_regex_open()
196 return ret; in event_trigger_regex_open()
219 ret = seq_open(file, &event_triggers_seq_ops); in event_trigger_regex_open()
220 if (!ret) { in event_trigger_regex_open()
228 return ret; in event_trigger_regex_open()
235 int ret = -EINVAL; in trigger_process_regex() local
249 ret = p->func(p, file, buff, command, next); in trigger_process_regex()
256 return ret; in trigger_process_regex()
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| D | trace_events.c | 158 ret = __trace_define_field(&ftrace_generic_fields, #type, \
161 if (ret) \
162 return ret;
165 ret = __trace_define_field(&ftrace_common_fields, #type, \
170 if (ret) \
171 return ret;
175 int ret; in trace_define_generic_fields() local
183 return ret; in trace_define_generic_fields()
188 int ret; in trace_define_common_fields() local
197 return ret; in trace_define_common_fields()
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| D | trace_stat.c | 128 int ret = 0; in stat_seq_init() local
141 ret = insert_stat(root, stat, ts->stat_cmp); in stat_seq_init()
142 if (ret) in stat_seq_init()
155 ret = insert_stat(root, stat, ts->stat_cmp); in stat_seq_init()
156 if (ret) in stat_seq_init()
162 return ret; in stat_seq_init()
167 return ret; in stat_seq_init()
235 int ret; in tracing_stat_open() local
239 ret = security_locked_down(LOCKDOWN_TRACEFS); in tracing_stat_open()
240 if (ret) in tracing_stat_open()
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| D | trace_probe_kernel.h | 24 int ret, len = 0; in kern_fetch_store_strlen() local
33 ret = copy_from_kernel_nofault(&c, (u8 *)addr + len, 1); in kern_fetch_store_strlen()
35 } while (c && ret == 0 && len < MAX_STRING_SIZE); in kern_fetch_store_strlen()
37 return (ret < 0) ? ret : len; in kern_fetch_store_strlen()
40 static nokprobe_inline void set_data_loc(int ret, void *dest, void *__dest, void *base) in set_data_loc() argument
42 if (ret < 0) in set_data_loc()
43 ret = 0; in set_data_loc()
44 *(u32 *)dest = make_data_loc(ret, __dest - base); in set_data_loc()
57 long ret; in kern_fetch_store_string_user() local
64 ret = strncpy_from_user_nofault(__dest, uaddr, maxlen); in kern_fetch_store_string_user()
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| /kernel/ |
| D | test_kprobes.c | 58 int ret; in test_kprobe() local
60 ret = register_kprobe(&kp); in test_kprobe()
61 if (ret < 0) { in test_kprobe()
62 pr_err("register_kprobe returned %d\n", ret); in test_kprobe()
63 return ret; in test_kprobe()
66 ret = target(rand1); in test_kprobe()
111 int ret; in test_kprobes() local
117 ret = register_kprobes(kps, 2); in test_kprobes()
118 if (ret < 0) { in test_kprobes()
119 pr_err("register_kprobes returned %d\n", ret); in test_kprobes()
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| D | resource_kunit.c | 32 bool ret; member
37 .r1 = &r1, .r2 = &r0, .r.start = R0_START, .r.end = R0_END, .ret = true,
39 .r1 = &r2, .r2 = &r0, .r.start = R0_START, .r.end = R0_END, .ret = true,
41 .r1 = &r3, .r2 = &r0, .r.start = R0_START, .r.end = R0_END, .ret = true,
43 .r1 = &r4, .r2 = &r0, .r.start = R0_START, .r.end = R0_END, .ret = true,
45 .r1 = &r2, .r2 = &r1, .ret = false,
47 .r1 = &r3, .r2 = &r1, .ret = false,
49 .r1 = &r4, .r2 = &r1, .r.start = R1_START, .r.end = R4_END, .ret = true,
51 .r1 = &r2, .r2 = &r3, .ret = false,
53 .r1 = &r2, .r2 = &r4, .r.start = R4_START, .r.end = R4_END, .ret = true,
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| D | kexec_file.c | 52 int ret = -ENOEXEC; in kexec_image_probe_default() local
55 ret = (*fops)->probe(buf, buf_len); in kexec_image_probe_default()
56 if (!ret) { in kexec_image_probe_default()
58 return ret; in kexec_image_probe_default()
62 return ret; in kexec_image_probe_default()
165 int ret; in kimage_validate_signature() local
167 ret = arch_kexec_kernel_verify_sig(image, image->kernel_buf, in kimage_validate_signature()
169 if (ret) { in kimage_validate_signature()
172 pr_notice("Enforced kernel signature verification failed (%d).\n", ret); in kimage_validate_signature()
173 return ret; in kimage_validate_signature()
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| D | notifier.c | 68 int ret = NOTIFY_DONE; in notifier_call_chain() local
83 ret = nb->notifier_call(nb, val, v); in notifier_call_chain()
88 if (ret & NOTIFY_STOP_MASK) in notifier_call_chain()
93 return ret; in notifier_call_chain()
116 int ret, nr = 0; in notifier_call_chain_robust() local
118 ret = notifier_call_chain(nl, val_up, v, -1, &nr); in notifier_call_chain_robust()
119 if (ret & NOTIFY_STOP_MASK) in notifier_call_chain_robust()
122 return ret; in notifier_call_chain_robust()
143 int ret; in atomic_notifier_chain_register() local
146 ret = notifier_chain_register(&nh->head, n); in atomic_notifier_chain_register()
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| D | cpu.c | 175 int ret, cnt; in cpuhp_invoke_callback() local
192 ret = cb(cpu); in cpuhp_invoke_callback()
193 trace_cpuhp_exit(cpu, st->state, state, ret); in cpuhp_invoke_callback()
194 return ret; in cpuhp_invoke_callback()
202 ret = cbm(cpu, node); in cpuhp_invoke_callback()
203 trace_cpuhp_exit(cpu, st->state, state, ret); in cpuhp_invoke_callback()
204 return ret; in cpuhp_invoke_callback()
214 ret = cbm(cpu, node); in cpuhp_invoke_callback()
215 trace_cpuhp_exit(cpu, st->state, state, ret); in cpuhp_invoke_callback()
216 if (ret) { in cpuhp_invoke_callback()
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| D | ptrace.c | 47 int ret; in ptrace_access_vm() local
61 ret = __access_remote_vm(mm, addr, buf, len, gup_flags); in ptrace_access_vm()
64 return ret; in ptrace_access_vm()
191 bool ret = false; in ptrace_freeze_traced() local
195 return ret; in ptrace_freeze_traced()
201 ret = true; in ptrace_freeze_traced()
205 return ret; in ptrace_freeze_traced()
248 int ret = -ESRCH; in ptrace_check_attach() local
265 ret = 0; in ptrace_check_attach()
269 if (!ret && !ignore_state) { in ptrace_check_attach()
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| D | seccomp.c | 130 int ret; member
398 #define ACTION_ONLY(ret) ((s32)((ret) & (SECCOMP_RET_ACTION_FULL))) argument
402 u32 ret = SECCOMP_RET_ALLOW; in seccomp_run_filters() local
421 if (ACTION_ONLY(cur_ret) < ACTION_ONLY(ret)) { in seccomp_run_filters()
422 ret = cur_ret; in seccomp_run_filters()
426 return ret; in seccomp_run_filters()
640 int ret; in seccomp_prepare_filter() local
669 ret = bpf_prog_create_from_user(&sfilter->prog, fprog, in seccomp_prepare_filter()
671 if (ret < 0) { in seccomp_prepare_filter()
673 return ERR_PTR(ret); in seccomp_prepare_filter()
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| D | cpu_pm.c | 31 int ret; in cpu_pm_notify() local
40 ret = raw_notifier_call_chain(&cpu_pm_notifier.chain, event, NULL); in cpu_pm_notify()
44 return notifier_to_errno(ret); in cpu_pm_notify()
50 int ret; in cpu_pm_notify_robust() local
54 ret = raw_notifier_call_chain_robust(&cpu_pm_notifier.chain, event_up, event_down, NULL); in cpu_pm_notify_robust()
58 return notifier_to_errno(ret); in cpu_pm_notify_robust()
73 int ret; in cpu_pm_register_notifier() local
76 ret = raw_notifier_chain_register(&cpu_pm_notifier.chain, nb); in cpu_pm_register_notifier()
78 return ret; in cpu_pm_register_notifier()
93 int ret; in cpu_pm_unregister_notifier() local
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| /kernel/futex/ |
| D | core.c | 745 int ret; in fault_in_user_writeable() local
748 ret = fixup_user_fault(mm, (unsigned long)uaddr, in fault_in_user_writeable()
752 return ret < 0 ? ret : 0; in fault_in_user_writeable()
777 int ret; in cmpxchg_futex_value_locked() local
780 ret = futex_atomic_cmpxchg_inatomic(curval, uaddr, uval, newval); in cmpxchg_futex_value_locked()
783 return ret; in cmpxchg_futex_value_locked()
788 int ret; in get_futex_value_locked() local
791 ret = __get_user(*dest, from); in get_futex_value_locked()
794 return ret ? -EFAULT : 0; in get_futex_value_locked()
1078 int ret; in attach_to_pi_state() local
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| /kernel/livepatch/ |
| D | core.c | 197 int i, cnt, ret; in klp_resolve_symbols() local
253 ret = klp_find_object_symbol(sym_vmlinux ? NULL : sym_objname, in klp_resolve_symbols()
255 if (ret) in klp_resolve_symbols()
256 return ret; in klp_resolve_symbols()
292 int cnt, ret; in klp_apply_section_relocs() local
312 ret = klp_resolve_symbols(sechdrs, strtab, symndx, sec, sec_objname); in klp_apply_section_relocs()
313 if (ret) in klp_apply_section_relocs()
314 return ret; in klp_apply_section_relocs()
336 int ret; in enabled_store() local
339 ret = kstrtobool(buf, &enabled); in enabled_store()
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| /kernel/locking/ |
| D | test-ww_mutex.c | 53 int ret; in __test_mutex() local
72 ret = 0; in __test_mutex()
75 ret = -EINVAL; in __test_mutex()
81 ret = wait_for_completion_timeout(&mtx.done, TIMEOUT); in __test_mutex()
86 if (ret) { in __test_mutex()
89 ret = -EINVAL; in __test_mutex()
94 return ret; in __test_mutex()
100 int ret; in test_mutex() local
104 ret = __test_mutex(i); in test_mutex()
105 if (ret) in test_mutex()
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| /kernel/power/ |
| D | qos.c | 248 int ret = pm_qos_update_target(req->qos, &req->node, action, value); in cpu_latency_qos_apply() local
249 if (ret > 0) in cpu_latency_qos_apply()
388 int ret; in cpu_latency_qos_write() local
390 ret = kstrtos32_from_user(buf, count, 16, &value); in cpu_latency_qos_write()
391 if (ret) in cpu_latency_qos_write()
392 return ret; in cpu_latency_qos_write()
416 int ret; in cpu_latency_qos_init() local
418 ret = misc_register(&cpu_latency_qos_miscdev); in cpu_latency_qos_init()
419 if (ret < 0) in cpu_latency_qos_init()
423 return ret; in cpu_latency_qos_init()
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