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Searched refs:ret (Results 1 – 25 of 162) sorted by relevance

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/kernel/trace/
Dtrace_selftest.c64 int cpu, ret = 0; in trace_test_buffer() local
81 ret = trace_test_buffer_cpu(buf, cpu); in trace_test_buffer()
82 if (ret) in trace_test_buffer()
92 return ret; in trace_test_buffer()
191 int ret = -1; in trace_selftest_ops() local
291 ret = 0; in trace_selftest_ops()
315 ret = -1; in trace_selftest_ops()
319 return ret; in trace_selftest_ops()
330 int ret; in trace_selftest_startup_dynamic_tracing() local
353 ret = tracer_init(trace, tr); in trace_selftest_startup_dynamic_tracing()
[all …]
Dtrace_events_trigger.c187 int ret = 0; in event_trigger_regex_open() local
210 ret = seq_open(file, &event_triggers_seq_ops); in event_trigger_regex_open()
211 if (!ret) { in event_trigger_regex_open()
219 return ret; in event_trigger_regex_open()
226 int ret = -EINVAL; in trigger_process_regex() local
234 ret = p->func(p, file, buff, command, next); in trigger_process_regex()
241 return ret; in trigger_process_regex()
249 ssize_t ret; in event_trigger_regex_write() local
271 ret = trigger_process_regex(event_file, buf); in event_trigger_regex_write()
275 if (ret < 0) in event_trigger_regex_write()
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Dtrace_events.c154 ret = __trace_define_field(&ftrace_generic_fields, #type, \
157 if (ret) \
158 return ret;
161 ret = __trace_define_field(&ftrace_common_fields, #type, \
166 if (ret) \
167 return ret;
171 int ret; in trace_define_generic_fields() local
178 return ret; in trace_define_generic_fields()
183 int ret; in trace_define_common_fields() local
191 return ret; in trace_define_common_fields()
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Dtrace_kprobe.c170 long ret; in DEFINE_BASIC_FETCH_FUNCS() local
179 ret = strncpy_from_unsafe(dst, addr, maxlen); in DEFINE_BASIC_FETCH_FUNCS()
181 if (ret < 0) { /* Failed to fetch string */ in DEFINE_BASIC_FETCH_FUNCS()
185 *(u32 *)dest = make_data_rloc(ret, get_rloc_offs(*(u32 *)dest)); in DEFINE_BASIC_FETCH_FUNCS()
195 int ret, len = 0; in FETCH_FUNC_NAME() local
203 ret = __copy_from_user_inatomic(&c, (u8 *)addr + len, 1); in FETCH_FUNC_NAME()
205 } while (c && ret == 0 && len < MAX_STRING_SIZE); in FETCH_FUNC_NAME()
210 if (ret < 0) /* Failed to check the length */ in FETCH_FUNC_NAME()
275 int ret = -ENOMEM; in alloc_trace_kprobe() local
279 return ERR_PTR(ret); in alloc_trace_kprobe()
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Dtrace_events_hist.c185 int ret; in parse_map_size() local
189 ret = -EINVAL; in parse_map_size()
193 ret = kstrtoul(str, 0, &size); in parse_map_size()
194 if (ret) in parse_map_size()
200 ret = -EINVAL; in parse_map_size()
202 ret = map_bits; in parse_map_size()
204 return ret; in parse_map_size()
222 int ret = 0; in parse_hist_trigger_attrs() local
253 ret = map_bits; in parse_hist_trigger_attrs()
258 ret = -EINVAL; in parse_hist_trigger_attrs()
[all …]
Dtrace_uprobe.c96 unsigned long ret; in get_user_stack_nth() local
101 if (copy_from_user(&ret, (void __force __user *) addr, sizeof(ret))) in get_user_stack_nth()
104 return ret; in get_user_stack_nth()
142 long ret; in DEFINE_BASIC_FETCH_FUNCS() local
151 ret = strncpy_from_user(dst, src, maxlen); in DEFINE_BASIC_FETCH_FUNCS()
153 if (ret < 0) { /* Failed to fetch string */ in DEFINE_BASIC_FETCH_FUNCS()
157 *(u32 *)dest = make_data_rloc(ret, get_rloc_offs(rloc)); in DEFINE_BASIC_FETCH_FUNCS()
310 int ret; in unregister_trace_uprobe() local
312 ret = unregister_uprobe_event(tu); in unregister_trace_uprobe()
313 if (ret) in unregister_trace_uprobe()
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Dtrace_probe.c230 long ret; in FETCH_FUNC_NAME() local
235 ret = strlcpy(dst, current->comm, maxlen); in FETCH_FUNC_NAME()
236 *(u32 *)dest = make_data_rloc(ret, get_rloc_offs(*(u32 *)dest)); in FETCH_FUNC_NAME()
325 int ret; in traceprobe_split_symbol_offset() local
332 ret = kstrtol(tmp, 0, offset); in traceprobe_split_symbol_offset()
333 if (ret) in traceprobe_split_symbol_offset()
334 return ret; in traceprobe_split_symbol_offset()
348 int ret = 0; in parse_probe_vars() local
355 ret = -EINVAL; in parse_probe_vars()
366 ret = kstrtoul(arg + 5, 10, &param); in parse_probe_vars()
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Dtrace.c281 int ret = -ENODEV; in trace_array_get() local
287 ret = 0; in trace_array_get()
293 return ret; in trace_array_get()
489 ssize_t ret = 0; in trace_pid_write() local
531 ret = trace_get_user(&parser, ubuf, cnt, &pos); in trace_pid_write()
532 if (ret < 0 || !trace_parser_loaded(&parser)) in trace_pid_write()
535 read += ret; in trace_pid_write()
536 ubuf += ret; in trace_pid_write()
537 cnt -= ret; in trace_pid_write()
541 ret = -EINVAL; in trace_pid_write()
[all …]
Dtrace_functions_graph.c61 struct ftrace_graph_ret_entry ret; member
126 ftrace_push_return_trace(unsigned long ret, unsigned long func, int *depth, in ftrace_push_return_trace() argument
175 current->ret_stack[index].ret = ret; in ftrace_push_return_trace()
191 ftrace_pop_return_trace(struct ftrace_graph_ret *trace, unsigned long *ret, in ftrace_pop_return_trace() argument
212 *ret = (unsigned long)panic; in ftrace_pop_return_trace()
238 current->ret_stack[index].ret); in ftrace_pop_return_trace()
239 *ret = (unsigned long)panic; in ftrace_pop_return_trace()
244 *ret = current->ret_stack[index].ret; in ftrace_pop_return_trace()
258 unsigned long ret; in ftrace_return_to_handler() local
260 ftrace_pop_return_trace(&trace, &ret, frame_pointer); in ftrace_return_to_handler()
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Dtrace_event_perf.c28 int ret = tp_event->perf_perm(tp_event, p_event); in perf_trace_event_perm() local
29 if (ret) in perf_trace_event_perm()
30 return ret; in perf_trace_event_perm()
93 int ret = -ENOMEM; in perf_trace_event_reg() local
122 ret = tp_event->class->reg(tp_event, TRACE_REG_PERF_REGISTER, NULL); in perf_trace_event_reg()
123 if (ret) in perf_trace_event_reg()
144 return ret; in perf_trace_event_reg()
191 int ret; in perf_trace_event_init() local
193 ret = perf_trace_event_perm(tp_event, p_event); in perf_trace_event_init()
194 if (ret) in perf_trace_event_init()
[all …]
/kernel/
Dtest_kprobes.c59 int ret; in test_kprobe() local
61 ret = register_kprobe(&kp); in test_kprobe()
62 if (ret < 0) { in test_kprobe()
63 pr_err("register_kprobe returned %d\n", ret); in test_kprobe()
64 return ret; in test_kprobe()
67 ret = target(rand1); in test_kprobe()
112 int ret; in test_kprobes() local
118 ret = register_kprobes(kps, 2); in test_kprobes()
119 if (ret < 0) { in test_kprobes()
120 pr_err("register_kprobes returned %d\n", ret); in test_kprobes()
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Dcpu_pm.c30 int ret; in cpu_pm_notify() local
32 ret = __raw_notifier_call_chain(&cpu_pm_notifier_chain, event, NULL, in cpu_pm_notify()
35 return notifier_to_errno(ret); in cpu_pm_notify()
51 int ret; in cpu_pm_register_notifier() local
54 ret = raw_notifier_chain_register(&cpu_pm_notifier_chain, nb); in cpu_pm_register_notifier()
57 return ret; in cpu_pm_register_notifier()
73 int ret; in cpu_pm_unregister_notifier() local
76 ret = raw_notifier_chain_unregister(&cpu_pm_notifier_chain, nb); in cpu_pm_unregister_notifier()
79 return ret; in cpu_pm_unregister_notifier()
101 int ret = 0; in cpu_pm_enter() local
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Dfutex.c725 int ret; in fault_in_user_writeable() local
728 ret = fixup_user_fault(current, mm, (unsigned long)uaddr, in fault_in_user_writeable()
732 return ret < 0 ? ret : 0; in fault_in_user_writeable()
757 int ret; in cmpxchg_futex_value_locked() local
760 ret = futex_atomic_cmpxchg_inatomic(curval, uaddr, uval, newval); in cmpxchg_futex_value_locked()
763 return ret; in cmpxchg_futex_value_locked()
768 int ret; in get_futex_value_locked() local
771 ret = __get_user(*dest, from); in get_futex_value_locked()
774 return ret ? -EFAULT : 0; in get_futex_value_locked()
1088 int ret = (p->flags & PF_EXITPIDONE) ? -ESRCH : -EAGAIN; in attach_to_pi_owner() local
[all …]
Dptrace.c39 int ret; in ptrace_access_vm() local
53 ret = __access_remote_vm(tsk, mm, addr, buf, len, gup_flags); in ptrace_access_vm()
56 return ret; in ptrace_access_vm()
167 bool ret = false; in ptrace_freeze_traced() local
171 return ret; in ptrace_freeze_traced()
176 ret = true; in ptrace_freeze_traced()
180 return ret; in ptrace_freeze_traced()
223 int ret = -ESRCH; in ptrace_check_attach() local
240 ret = 0; in ptrace_check_attach()
244 if (!ret && !ignore_state) { in ptrace_check_attach()
[all …]
Dkexec_file.c125 int ret = 0; in kimage_file_prepare_segments() local
129 ret = kernel_read_file_from_fd(kernel_fd, &image->kernel_buf, in kimage_file_prepare_segments()
131 if (ret) in kimage_file_prepare_segments()
132 return ret; in kimage_file_prepare_segments()
136 ret = arch_kexec_kernel_image_probe(image, image->kernel_buf, in kimage_file_prepare_segments()
138 if (ret) in kimage_file_prepare_segments()
142 ret = arch_kexec_kernel_verify_sig(image, image->kernel_buf, in kimage_file_prepare_segments()
144 if (ret) { in kimage_file_prepare_segments()
152 ret = kernel_read_file_from_fd(initrd_fd, &image->initrd_buf, in kimage_file_prepare_segments()
155 if (ret) in kimage_file_prepare_segments()
[all …]
Dnotifier.c78 int ret = NOTIFY_DONE; in notifier_call_chain() local
93 ret = nb->notifier_call(nb, val, v); in notifier_call_chain()
98 if ((ret & NOTIFY_STOP_MASK) == NOTIFY_STOP_MASK) in notifier_call_chain()
103 return ret; in notifier_call_chain()
125 int ret; in atomic_notifier_chain_register() local
128 ret = notifier_chain_register(&nh->head, n); in atomic_notifier_chain_register()
130 return ret; in atomic_notifier_chain_register()
147 int ret; in atomic_notifier_chain_unregister() local
150 ret = notifier_chain_unregister(&nh->head, n); in atomic_notifier_chain_unregister()
153 return ret; in atomic_notifier_chain_unregister()
[all …]
Dcapability.c120 int ret; in cap_get_target_pid() local
129 ret = -ESRCH; in cap_get_target_pid()
131 ret = security_capget(target, pEp, pIp, pPp); in cap_get_target_pid()
135 ret = security_capget(current, pEp, pIp, pPp); in cap_get_target_pid()
137 return ret; in cap_get_target_pid()
151 int ret = 0; in SYSCALL_DEFINE2() local
156 ret = cap_validate_magic(header, &tocopy); in SYSCALL_DEFINE2()
157 if ((dataptr == NULL) || (ret != 0)) in SYSCALL_DEFINE2()
158 return ((dataptr == NULL) && (ret == -EINVAL)) ? 0 : ret; in SYSCALL_DEFINE2()
166 ret = cap_get_target_pid(pid, &pE, &pI, &pP); in SYSCALL_DEFINE2()
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Dcpu.c135 int ret, cnt; in cpuhp_invoke_callback() local
142 ret = cb(cpu); in cpuhp_invoke_callback()
143 trace_cpuhp_exit(cpu, st->state, state, ret); in cpuhp_invoke_callback()
144 return ret; in cpuhp_invoke_callback()
153 ret = cbm(cpu, node); in cpuhp_invoke_callback()
154 trace_cpuhp_exit(cpu, st->state, state, ret); in cpuhp_invoke_callback()
155 return ret; in cpuhp_invoke_callback()
162 ret = cbm(cpu, node); in cpuhp_invoke_callback()
163 trace_cpuhp_exit(cpu, st->state, state, ret); in cpuhp_invoke_callback()
164 if (ret) in cpuhp_invoke_callback()
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Dkexec.c27 int ret; in copy_user_segment_list() local
33 ret = copy_from_user(image->segment, segments, segment_bytes); in copy_user_segment_list()
34 if (ret) in copy_user_segment_list()
35 ret = -EFAULT; in copy_user_segment_list()
37 return ret; in copy_user_segment_list()
45 int ret; in kimage_alloc_init() local
63 ret = copy_user_segment_list(image, nr_segments, segments); in kimage_alloc_init()
64 if (ret) in kimage_alloc_init()
73 ret = sanity_check_segment_list(image); in kimage_alloc_init()
74 if (ret) in kimage_alloc_init()
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Dreboot.c285 int ret = 0; in SYSCALL_DEFINE4() local
304 ret = reboot_pid_ns(pid_ns, cmd); in SYSCALL_DEFINE4()
305 if (ret) in SYSCALL_DEFINE4()
306 return ret; in SYSCALL_DEFINE4()
339 ret = strncpy_from_user(&buffer[0], arg, sizeof(buffer) - 1); in SYSCALL_DEFINE4()
340 if (ret < 0) { in SYSCALL_DEFINE4()
341 ret = -EFAULT; in SYSCALL_DEFINE4()
351 ret = kernel_kexec(); in SYSCALL_DEFINE4()
357 ret = hibernate(); in SYSCALL_DEFINE4()
362 ret = -EINVAL; in SYSCALL_DEFINE4()
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/kernel/livepatch/
Dcore.c211 int i, cnt, vmlinux, ret; in klp_resolve_symbols() local
253 ret = klp_find_object_symbol(vmlinux ? NULL : objname, in klp_resolve_symbols()
255 if (ret) in klp_resolve_symbols()
256 return ret; in klp_resolve_symbols()
267 int i, cnt, ret = 0; in klp_write_object_relocations() local
293 ret = -EINVAL; in klp_write_object_relocations()
300 ret = klp_resolve_symbols(sec, pmod); in klp_write_object_relocations()
301 if (ret) in klp_write_object_relocations()
304 ret = apply_relocate_add(pmod->klp_info->sechdrs, in klp_write_object_relocations()
307 if (ret) in klp_write_object_relocations()
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/kernel/bpf/
Dinode.c205 int ret; in bpf_obj_do_pin() local
214 ret = security_path_mknod(&path, dentry, mode, devt); in bpf_obj_do_pin()
215 if (ret) in bpf_obj_do_pin()
220 ret = -EPERM; in bpf_obj_do_pin()
225 ret = vfs_mknod(dir, dentry, mode, devt); in bpf_obj_do_pin()
229 return ret; in bpf_obj_do_pin()
237 int ret; in bpf_obj_pin_user() local
245 ret = PTR_ERR(raw); in bpf_obj_pin_user()
249 ret = bpf_obj_do_pin(pname, raw, type); in bpf_obj_pin_user()
250 if (ret != 0) in bpf_obj_pin_user()
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/kernel/power/
Dswap.c372 int ret; in write_page() local
383 ret = hib_wait_io(hb); /* Free pages */ in write_page()
384 if (ret) in write_page()
385 return ret; in write_page()
412 int ret; in get_swap_writer() local
414 ret = swsusp_swap_check(); in get_swap_writer()
415 if (ret) { in get_swap_writer()
416 if (ret != -ENOSPC) in get_swap_writer()
419 return ret; in get_swap_writer()
423 ret = -ENOMEM; in get_swap_writer()
[all …]
/kernel/irq/
Dmsi.c94 int ret; in msi_domain_set_affinity() local
96 ret = parent->chip->irq_set_affinity(parent, mask, force); in msi_domain_set_affinity()
97 if (ret >= 0 && ret != IRQ_SET_MASK_OK_DONE) { in msi_domain_set_affinity()
102 return ret; in msi_domain_set_affinity()
129 int i, ret; in msi_domain_alloc() local
135 ret = irq_domain_alloc_irqs_parent(domain, virq, nr_irqs, arg); in msi_domain_alloc()
136 if (ret < 0) in msi_domain_alloc()
137 return ret; in msi_domain_alloc()
141 ret = ops->msi_init(domain, info, virq + i, hwirq + i, arg); in msi_domain_alloc()
142 if (ret < 0) { in msi_domain_alloc()
[all …]
/kernel/locking/
Dmutex.c227 bool ret = true; in mutex_spin_on_owner() local
240 ret = false; in mutex_spin_on_owner()
248 return ret; in mutex_spin_on_owner()
512 int ret; in __mutex_lock_common() local
568 ret = -EINTR; in __mutex_lock_common()
573 ret = __ww_mutex_lock_check_stamp(lock, ww_ctx); in __mutex_lock_common()
574 if (ret) in __mutex_lock_common()
613 return ret; in __mutex_lock_common()
685 int ret; in __ww_mutex_lock() local
688 ret = __mutex_lock_common(&lock->base, TASK_UNINTERRUPTIBLE, in __ww_mutex_lock()
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