Defined in 8 files as a prototype:

• Documentation/ABI/stable/sysfs-block, line 205 (as a prototype)
• Documentation/ABI/testing/debugfs-ideapad, line 206 (as a prototype)
• Documentation/ABI/testing/sysfs-bus-iio-adc-ad7280a, line 211 (as a prototype)
• Documentation/ABI/testing/sysfs-class-power-surface, line 233 (as a prototype)
• Documentation/ABI/testing/sysfs-driver-jz4780-efuse, line 248 (as a prototype)
• Documentation/ABI/testing/sysfs-module, line 294 (as a prototype)
• Documentation/RCU/Design/Data-Structures/blkd_task.svg, line 101 (as a prototype)
• Documentation/admin-guide/device-mapper/statistics.rst, line 105 (as a prototype)

Defined in 5 files as a macro:

• include/dt-bindings/clock/qcom,sm8250-lpass-audiocc.h, line 62 (as a macro)
• include/linux/page-isolation.h, line 59 (as a macro)
• include/linux/platform_data/b53.h, line 59 (as a macro)
• include/trace/events/compaction.h, line 61 (as a macro)
• kernel/sched/cpupri.h, line 61 (as a macro)

Defined in 2 files as a function:

• tools/include/nolibc/sys.h, line 462 (as a function)
• tools/perf/examples/bpf/augmented_raw_syscalls.c, line 351 (as a function)

Referenced in 203 files:

• arch/um/drivers/vector_user.c, line 211
• arch/um/os-Linux/umid.c, line 230
• arch/um/os-Linux/util.c, line 96
• drivers/i3c/master.c, 7 times
• drivers/staging/rtl8192e/rtl8192e/rtl_ps.c, line 320
• include/dt-bindings/clock/r8a7790-clock.h, 2 times
• include/linux/platform_data/brcmfmac.h, 2 times
• kernel/sys.c, line 940
• samples/bpf/task_fd_query_user.c, 4 times
• samples/bpf/test_current_task_under_cgroup_user.c, line 16
• samples/connector/ucon.c, line 58
• samples/pidfd/pidfd-metadata.c, line 30
• samples/timers/hpet_example.c, line 251
• scripts/kconfig/confdata.c, line 927
• tools/accounting/getdelays.c, 2 times
• tools/accounting/procacct.c, 2 times
• tools/bpf/bpf_jit_disasm.c, line 41
• tools/bpf/bpftool/perf.c, line 46
• tools/hv/hv_fcopy_daemon.c, line 187
• tools/hv/hv_kvp_daemon.c, 3 times
• tools/hv/hv_vss_daemon.c, line 245
• tools/lib/bpf/libbpf.c, 4 times
• tools/lib/bpf/usdt.c, line 980
• tools/perf/bench/epoll-ctl.c, line 366
• tools/perf/bench/epoll-wait.c, line 486
• tools/perf/bench/futex-hash.c, line 166
• tools/perf/bench/futex-lock-pi.c, line 198
• tools/perf/bench/futex-requeue.c, line 206
• tools/perf/bench/futex-wake-parallel.c, line 291
• tools/perf/bench/futex-wake.c, line 176
• tools/perf/bench/mem-functions.c, line 73
• tools/perf/bench/synthesize.c, line 125
• tools/perf/builtin-daemon.c, 4 times
• tools/perf/builtin-stat.c, line 1080
• tools/perf/builtin-timechart.c, line 1731
• tools/perf/builtin-trace.c, 3 times
• tools/perf/examples/bpf/augmented_raw_syscalls.c, 2 times
• tools/perf/jvmti/jvmti_agent.c, 4 times
• tools/perf/tests/backward-ring-buffer.c, line 102
• tools/perf/tests/bp_signal.c, line 133
• tools/perf/tests/bp_signal_overflow.c, line 110
• tools/perf/tests/bpf.c, line 134
• tools/perf/tests/builtin-test.c, line 217
• tools/perf/tests/code-reading.c, line 569
• tools/perf/tests/dlfilter-test.c, line 405
• tools/perf/tests/dwarf-unwind.c, 3 times
• tools/perf/tests/event-times.c, 2 times
• tools/perf/tests/keep-tracking.c, 3 times
• tools/perf/tests/mmap-basic.c, line 49
• tools/perf/tests/mmap-thread-lookup.c, 2 times
• tools/perf/tests/openat-syscall-all-cpus.c, line 31
• tools/perf/tests/openat-syscall-tp-fields.c, line 67
• tools/perf/tests/openat-syscall.c, line 23
• tools/perf/tests/perf-time-to-tsc.c, 3 times
• tools/perf/tests/sw-clock.c, line 66
• tools/perf/tests/switch-tracking.c, 3 times
• tools/perf/tests/thread-map.c, 6 times
• tools/perf/util/parse-events.c, line 2577
• tools/power/cpupower/bench/system.c, line 84
• tools/power/cpupower/utils/cpupower.c, 2 times
• tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h, 2 times
• tools/power/x86/intel-speed-select/isst-daemon.c, 2 times
• tools/testing/selftests/arm64/abi/ptrace.c, 2 times
• tools/testing/selftests/arm64/abi/syscall-abi.c, line 478
• tools/testing/selftests/arm64/abi/tpidr2.c, 11 times
• tools/testing/selftests/arm64/fp/sve-ptrace.c, 2 times
• tools/testing/selftests/arm64/fp/za-fork.c, line 129
• tools/testing/selftests/arm64/fp/za-ptrace.c, 2 times
• tools/testing/selftests/arm64/mte/check_gcr_el1_cswitch.c, line 102
• tools/testing/selftests/bpf/benchs/bench_local_storage_rcu_tasks_trace.c, line 146
• tools/testing/selftests/bpf/cgroup_helpers.c, 2 times
• tools/testing/selftests/bpf/get_cgroup_id_user.c, 2 times
• tools/testing/selftests/bpf/map_tests/task_storage_map.c, 5 times
• tools/testing/selftests/bpf/prog_tests/atomics.c, line 179
• tools/testing/selftests/bpf/prog_tests/bpf_cookie.c, 2 times
• tools/testing/selftests/bpf/prog_tests/bpf_iter.c, 19 times
• tools/testing/selftests/bpf/prog_tests/bpf_loop.c, line 189
• tools/testing/selftests/bpf/prog_tests/bpf_mod_race.c, line 134
• tools/testing/selftests/bpf/prog_tests/cgrp_kfunc.c, line 23
• tools/testing/selftests/bpf/prog_tests/core_read_macros.c, line 35
• tools/testing/selftests/bpf/prog_tests/core_reloc.c, line 1012
• tools/testing/selftests/bpf/prog_tests/core_retro.c, line 9
• tools/testing/selftests/bpf/prog_tests/custom_sec_handlers.c, line 142
• tools/testing/selftests/bpf/prog_tests/d_path.c, line 119
• tools/testing/selftests/bpf/prog_tests/dynptr.c, line 28
• tools/testing/selftests/bpf/prog_tests/exhandler.c, line 28
• tools/testing/selftests/bpf/prog_tests/fexit_sleep.c, line 17
• tools/testing/selftests/bpf/prog_tests/find_vma.c, line 118
• tools/testing/selftests/bpf/prog_tests/htab_update.c, line 31
• tools/testing/selftests/bpf/prog_tests/kfunc_dynptr_param.c, line 104
• tools/testing/selftests/bpf/prog_tests/kprobe_multi_test.c, 4 times
• tools/testing/selftests/bpf/prog_tests/kprobe_multi_testmod_test.c, line 26
• tools/testing/selftests/bpf/prog_tests/legacy_printk.c, line 9
• tools/testing/selftests/bpf/prog_tests/lookup_and_delete.c, line 83
• tools/testing/selftests/bpf/prog_tests/lookup_key.c, line 66
• tools/testing/selftests/bpf/prog_tests/map_init.c, line 87
• tools/testing/selftests/bpf/prog_tests/map_lookup_percpu_elem.c, line 26
• tools/testing/selftests/bpf/prog_tests/ns_current_pid_tgid.c, line 32
• tools/testing/selftests/bpf/prog_tests/perf_buffer.c, line 49
• tools/testing/selftests/bpf/prog_tests/probe_read_user_str.c, line 55
• tools/testing/selftests/bpf/prog_tests/prog_array_init.c, line 16
• tools/testing/selftests/bpf/prog_tests/ringbuf.c, 2 times
• tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c, line 80
• tools/testing/selftests/bpf/prog_tests/send_signal_sched_switch.c, line 42
• tools/testing/selftests/bpf/prog_tests/sk_storage_tracing.c, line 113
• tools/testing/selftests/bpf/prog_tests/skc_to_unix_sock.c, line 20
• tools/testing/selftests/bpf/prog_tests/snprintf.c, line 46
• tools/testing/selftests/bpf/prog_tests/stack_var_off.c, line 18
• tools/testing/selftests/bpf/prog_tests/stacktrace_map_skip.c, line 30
• tools/testing/selftests/bpf/prog_tests/task_fd_query_rawtp.c, 4 times
• tools/testing/selftests/bpf/prog_tests/task_fd_query_tp.c, line 54
• tools/testing/selftests/bpf/prog_tests/task_kfunc.c, line 24
• tools/testing/selftests/bpf/prog_tests/task_local_storage.c, 5 times
• tools/testing/selftests/bpf/prog_tests/test_bpf_syscall_macro.c, line 22
• tools/testing/selftests/bpf/prog_tests/test_bprm_opts.c, line 20
• tools/testing/selftests/bpf/prog_tests/test_ima.c, line 25
• tools/testing/selftests/bpf/prog_tests/test_local_storage.c, 3 times
• tools/testing/selftests/bpf/prog_tests/test_lsm.c, 2 times
• tools/testing/selftests/bpf/prog_tests/test_strncmp.c, line 63
• tools/testing/selftests/bpf/prog_tests/timer_crash.c, line 17
• tools/testing/selftests/bpf/prog_tests/unpriv_bpf_disabled.c, line 240
• tools/testing/selftests/bpf/prog_tests/uprobe_autoattach.c, 2 times
• tools/testing/selftests/bpf/prog_tests/usdt.c, 2 times
• tools/testing/selftests/bpf/prog_tests/user_ringbuf.c, 2 times
• tools/testing/selftests/bpf/prog_tests/varlen.c, line 34
• tools/testing/selftests/bpf/prog_tests/verify_pkcs7_sig.c, line 303
• tools/testing/selftests/bpf/test_tag.c, line 98
• tools/testing/selftests/bpf/urandom_read.c, line 76
• tools/testing/selftests/breakpoints/breakpoint_test.c, 3 times
• tools/testing/selftests/capabilities/test_execve.c, 2 times
• tools/testing/selftests/cgroup/cgroup_util.c, 2 times
• tools/testing/selftests/cgroup/test_kmem.c, line 39
• tools/testing/selftests/clone3/clone3.c, 6 times
• tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c, 6 times
• tools/testing/selftests/clone3/clone3_set_tid.c, 11 times
• tools/testing/selftests/iommu/iommufd_fail_nth.c, line 92
• tools/testing/selftests/kcmp/kcmp_test.c, 2 times
• tools/testing/selftests/kvm/lib/assert.c, line 81
• tools/testing/selftests/kvm/x86_64/mmio_warning_test.c, line 70
• tools/testing/selftests/landlock/ptrace_test.c, line 244
• tools/testing/selftests/mount_setattr/mount_setattr_test.c, line 1195
• tools/testing/selftests/nci/nci_dev.c, line 417
• tools/testing/selftests/net/af_unix/test_unix_oob.c, 2 times
• tools/testing/selftests/net/ipsec.c, line 40
• tools/testing/selftests/net/mptcp/pm_nl_ctl.c, line 1109
• tools/testing/selftests/nolibc/nolibc-test.c, 7 times
• tools/testing/selftests/openat2/resolve_test.c, line 128
• tools/testing/selftests/pidfd/pidfd_getfd_test.c, line 207
• tools/testing/selftests/pidfd/pidfd_open_test.c, 2 times
• tools/testing/selftests/pidfd/pidfd_setns_test.c, 5 times
• tools/testing/selftests/pidfd/pidfd_test.c, 8 times
• tools/testing/selftests/pidfd/pidfd_wait.c, 4 times
• tools/testing/selftests/powerpc/benchmarks/context_switch.c, 2 times
• tools/testing/selftests/powerpc/benchmarks/fork.c, 2 times
• tools/testing/selftests/powerpc/dscr/dscr_default_test.c, line 82
• tools/testing/selftests/powerpc/dscr/dscr_explicit_test.c, line 26
• tools/testing/selftests/powerpc/dscr/dscr_inherit_test.c, line 27
• tools/testing/selftests/powerpc/mm/large_vm_fork_separation.c, line 51
• tools/testing/selftests/powerpc/mm/stack_expansion_ldst.c, line 69
• tools/testing/selftests/powerpc/mm/tlbie_test.c, 2 times
• tools/testing/selftests/powerpc/mm/wild_bctr.c, line 144
• tools/testing/selftests/powerpc/nx-gzip/gzip_vas.c, 2 times
• tools/testing/selftests/powerpc/nx-gzip/include/nx_dbg.h, line 40
• tools/testing/selftests/powerpc/pmu/lib.c, line 141
• tools/testing/selftests/powerpc/pmu/sampling_tests/mmcr2_fcs_fch_test.c, line 40
• tools/testing/selftests/powerpc/ptrace/perf-hwbreak.c, 3 times
• tools/testing/selftests/powerpc/ptrace/ptrace-gpr.c, line 123
• tools/testing/selftests/powerpc/ptrace/ptrace-hwbreak.c, line 127
• tools/testing/selftests/powerpc/ptrace/ptrace-perf-hwbreak.c, line 127
• tools/testing/selftests/powerpc/ptrace/ptrace-syscall.c, line 77
• tools/testing/selftests/powerpc/signal/sig_sc_double_restart.c, line 36
• tools/testing/selftests/powerpc/signal/sigfuz.c, line 226
• tools/testing/selftests/powerpc/signal/signal.c, line 40
• tools/testing/selftests/powerpc/signal/signal_tm.c, line 73
• tools/testing/selftests/powerpc/signal/sigreturn_vdso.c, 3 times
• tools/testing/selftests/powerpc/tm/tm-signal-context-chk-fpu.c, line 79
• tools/testing/selftests/powerpc/tm/tm-signal-context-chk-gpr.c, line 81
• tools/testing/selftests/powerpc/tm/tm-signal-context-chk-vmx.c, line 104
• tools/testing/selftests/powerpc/tm/tm-signal-context-chk-vsx.c, line 153
• tools/testing/selftests/ptrace/get_syscall_info.c, line 85
• tools/testing/selftests/resctrl/cache.c, line 224
• tools/testing/selftests/resctrl/resctrl_val.c, line 620
• tools/testing/selftests/rlimits/rlimits-per-userns.c, 3 times
• tools/testing/selftests/sched/cs_prctl_test.c, 5 times
• tools/testing/selftests/seccomp/seccomp_benchmark.c, 2 times
• tools/testing/selftests/seccomp/seccomp_bpf.c, 10 times
• tools/testing/selftests/uevent/uevent_filtering.c, line 230
• tools/testing/selftests/vm/khugepaged.c, line 63
• tools/testing/selftests/vm/map_fixed_noreplace.c, line 24
• tools/testing/selftests/vm/mremap_dontunmap.c, line 29
• tools/testing/selftests/vm/protection_keys.c, 11 times
• tools/testing/selftests/vm/split_huge_page_test.c, 3 times
• tools/testing/selftests/x86/corrupt_xstate_header.c, line 80
• tools/testing/selftests/x86/fsgsbase_restore.c, 2 times
• tools/testing/selftests/x86/mov_ss_trap.c, line 53
• tools/testing/selftests/x86/ptrace_syscall.c, 5 times
• tools/testing/selftests/x86/syscall_numbering.c, line 229
• tools/testing/selftests/x86/test_vsyscall.c, line 489
• tools/testing/selftests/x86/unwind_vdso.c, line 90
• tools/tracing/latency/latency-collector.c, line 1040
• tools/usb/usbip/src/usbipd.c, line 478
• tools/verification/rv/src/in_kernel.c, line 569
• tools/virtio/vringh_test.c, 3 times