Defined in 8 files as a variable:

• Documentation/ABI/stable/sysfs-driver-mlxreg-io, line 4 (as a variable)
• Documentation/ABI/testing/sysfs-bus-coresight-devices-etb10, line 10 (as a variable)
• Documentation/ABI/testing/sysfs-platform-tahvo-usb, line 10 (as a variable)
• Documentation/core-api/cpu_hotplug.rst, line 10 (as a variable)
• arch/powerpc/sysdev/6xx-suspend.S, line 10 (as a variable)
• drivers/clk/tegra/clk-tegra-super-cclk.c, line 9 (as a variable)
• lib/ctype.c, line 12 (as a variable)
• tools/lib/ctype.c, line 11 (as a variable)

Defined in 1 files as a label:

• drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.h, line 22 (as a label)

Defined in 8 files as a externvar:

• Documentation/ABI/obsolete/sysfs-gpio, line 13 (as a externvar)
• Documentation/ABI/testing/configfs-usb-gadget-uac2, line 13 (as a externvar)
• Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533, line 13 (as a externvar)
• Documentation/core-api/printk-basics.rst, line 13 (as a externvar)
• drivers/clk/tegra/clk-dfll.c, line 18 (as a externvar)
• drivers/media/rc/keymaps/rc-apac-viewcomp.c, line 18 (as a externvar)
• include/linux/ctype.h, line 21 (as a externvar)
• tools/include/linux/ctype.h, line 21 (as a externvar)

Referenced in 180 files:

• Documentation/ABI/obsolete/sysfs-gpio, 11 times
• Documentation/ABI/testing/configfs-usb-gadget-uac2, 11 times
• Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533, 11 times
• Documentation/core-api/printk-basics.rst, 11 times
• arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts, line 394
• arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi, line 402
• arch/arm64/kernel/image-vars.h, line 38
• arch/parisc/include/uapi/asm/signal.h, line 457
• arch/powerpc/include/asm/nohash/32/pte-40x.h, line 420
• arch/s390/include/asm/hardirq.h, line 301
• arch/sh/drivers/pci/pci-sh7751.h, line 299
• arch/sh/include/asm/uaccess_32.h, line 299
• arch/sh/lib/div64.S, line 299
• arch/sparc/lib/Makefile, line 301
• arch/sparc/prom/Makefile, line 302
• arch/um/kernel/stacktrace.c, line 303
• arch/x86/crypto/cast6_avx_glue.c, line 304
• arch/x86/include/asm/page_64_types.h, line 307
• arch/x86/include/asm/string.h, line 312
• arch/x86/kernel/relocate_kernel_64.S, line 312
• arch/x86/kernel/traps.c, line 396
• arch/x86/kernel/unwind_guess.c, line 313
• arch/x86/kvm/vmx/sgx.c, line 320
• arch/xtensa/kernel/s32c1i_selftest.c, line 322
• drivers/acpi/acpica/dswload2.c, line 319
• drivers/ata/pata_efar.c, line 300
• drivers/base/isa.c, line 300
• drivers/base/regmap/regmap-sdw-mbq.c, line 288
• drivers/bus/fsl-mc/dprc.c, line 287
• drivers/char/ipmi/ipmi_si_intf.c, line 400
• drivers/clk/qcom/clk-regmap-mux-div.c, line 309
• drivers/clk/tegra/clk-dfll.c, line 20
• drivers/comedi/drivers/das800.c, line 311
• drivers/crypto/qat/qat_common/adf_cfg_strings.h, line 312
• drivers/cxl/port.c, line 305
• drivers/firmware/efi/cper.c, line 305
• drivers/firmware/efi/libstub/x86-stub.c, line 446
• drivers/gpu/drm/amd/amdgpu/atombios_dp.c, line 306
• drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c, line 306
• drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c, line 395
• drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.h, line 21
• drivers/gpu/drm/amd/display/dc/link/link_hwss_hpo_frl.h, line 309
• drivers/gpu/drm/amd/include/asic_reg/nbio/nbio_7_2_0_offset.h, line 318
• drivers/gpu/drm/amd/include/ivsrcid/sdma3/irqsrcs_sdma3_5_0.h, line 319
• drivers/gpu/drm/i915/gt/gen8_ppgtt.h, line 328
• drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h, line 329
• drivers/gpu/drm/i915/selftests/i915_vma.c, line 328
• drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h, line 330
• drivers/gpu/drm/nouveau/dispnv04/tvnv04.c, line 322
• drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/com.fuc, line 320
• drivers/gpu/drm/nouveau/nvkm/subdev/i2c/busgf119.c, line 320
• drivers/gpu/drm/omapdrm/dss/hdmi_pll.c, line 321
• drivers/gpu/drm/radeon/clearstate_si.h, line 321
• drivers/gpu/drm/radeon/r600_dma.c, line 323
• drivers/gpu/drm/radeon/radeon_test.c, line 324
• drivers/gpu/drm/sti/sti_hqvdp_lut.h, line 328
• drivers/gpu/drm/tegra/Makefile, line 332
• drivers/gpu/drm/tegra/hub.h, line 333
• drivers/greybus/interface.c, line 455
• drivers/i2c/busses/i2c-at91-slave.c, line 456
• drivers/i2c/busses/i2c-owl.c, line 335
• drivers/i3c/master/i3c-master-cdns.c, line 432
• drivers/iio/afe/Kconfig, line 337
• drivers/iio/gyro/hid-sensor-gyro-3d.c, line 378
• drivers/iio/imu/Makefile, line 340
• drivers/iio/light/rpr0521.c, line 342
• drivers/iio/test/iio-test-format.c, line 345
• drivers/infiniband/core/mr_pool.c, line 346
• drivers/infiniband/hw/hfi1/netdev_rx.c, line 348
• drivers/infiniband/hw/mlx5/wr.c, line 445
• drivers/infiniband/hw/qib/qib_sd7220.c, line 352
• drivers/infiniband/sw/rxe/rxe_net.h, line 349
• drivers/input/mouse/touchkit_ps2.h, line 348
• drivers/isdn/hardware/mISDN/hfc_pci.h, line 350
• drivers/md/Kconfig, line 433
• drivers/media/pci/ngene/Kconfig, line 353
• drivers/media/pci/solo6x10/solo6x10-i2c.c, line 353
• drivers/media/platform/qcom/venus/hfi.h, line 354
• drivers/media/platform/sunxi/sun4i-csi/sun4i_csi.h, line 351
• drivers/media/rc/keymaps/rc-apac-viewcomp.c, line 20
• drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c, line 352
• drivers/media/usb/stk1160/stk1160-ac97.c, line 356
• drivers/memstick/core/ms_block.h, line 352
• drivers/mfd/da9055-core.c, line 352
• drivers/mfd/t7l66xb.c, line 353
• drivers/misc/cardreader/rts5260.c, line 411
• drivers/misc/habanalabs/common/command_submission.c, line 387
• drivers/mmc/host/Makefile, line 354
• drivers/mtd/devices/powernv_flash.c, line 338
• drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c, line 428
• drivers/net/ethernet/marvell/octeontx2/af/rvu_trace.c, line 336
• drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c, line 393
• drivers/net/pcs/pcs-xpcs.c, line 446
• drivers/net/wireguard/timers.c, line 394
• drivers/net/wireless/ath/ath11k/hw.c, line 336
• drivers/net/wireless/ath/ath9k/reg.h, line 338
• drivers/net/wireless/intel/iwlwifi/queue/tx.h, line 426
• drivers/net/wireless/mediatek/mt76/mt76x0/Kconfig, line 337
• drivers/net/wireless/quantenna/qtnfmac/qlink_util.h, line 338
• drivers/nvme/target/passthru.c, line 456
• drivers/pci/controller/dwc/pcie-artpec6.c, line 338
• drivers/pci/hotplug/ibmphp_pci.c, line 339
• drivers/platform/x86/asus-tf103c-dock.c, line 343
• drivers/regulator/da9055-regulator.c, line 344
• drivers/reset/reset-tps380x.c, line 330
• drivers/s390/scsi/zfcp_ccw.c, line 322
• drivers/scsi/csiostor/csio_mb.h, line 323
• drivers/scsi/pm8001/pm80xx_hwi.h, line 325
• drivers/scsi/qla2xxx/qla_gs.c, line 444
• drivers/scsi/zorro7xx.c, line 323
• drivers/soc/qcom/smem_state.c, line 324
• drivers/spi/spi-s3c24xx-regs.h, line 328
• drivers/staging/media/atomisp/pci/ia_css_stream.h, line 329
• drivers/staging/media/atomisp/pci/isp/kernels/s3a/s3a_1.0/ia_css_s3a.host.h, line 331
• drivers/staging/media/atomisp/pci/sh_css_param_dvs.h, line 333
• drivers/staging/media/atomisp/pci/timed_controller_defs.h, line 334
• drivers/staging/media/deprecated/saa7146/av7110/video_function_calls.rst, line 336
• drivers/w1/slaves/w1_therm.c, line 392
• fs/btrfs/delalloc-space.h, line 342
• fs/jfs/jfs_dinode.h, line 343
• fs/xfs/libxfs/xfs_ialloc_btree.h, line 351
• include/asm-generic/checksum.h, line 351
• include/asm-generic/topology.h, line 352
• include/drm/drm_vblank_work.h, line 359
• include/dt-bindings/reset/raspberrypi,firmware-reset.h, line 359
• include/linux/backlight.h, line 359
• include/linux/bvec.h, line 446
• include/linux/const.h, line 360
• include/linux/ctype.h, line 23
• include/linux/irqchip/arm-gic.h, line 360
• include/linux/netfilter/ipset/ip_set_getport.h, line 361
• include/linux/platform_data/max6639.h, line 362
• include/linux/rwlock_api_smp.h, line 364
• include/net/netns/unix.h, line 371
• include/sound/tea6330t.h, line 374
• include/trace/events/sched.h, line 375
• include/uapi/linux/ip6_tunnel.h, line 375
• lib/ctype.c, line 38
• lib/xz/xz_private.h, line 377
• net/ipv6/netfilter/ip6_tables.c, line 450
• net/ipv6/netfilter/ip6t_REJECT.c, line 336
• net/l2tp/trace.h, line 336
• net/netfilter/nft_log.c, line 339
• net/rxrpc/peer_object.c, line 342
• net/sctp/stream_interleave.c, line 393
• net/sunrpc/auth_gss/auth_gss.c, line 449
• samples/bpf/tcp_tos_reflect_kern.c, line 342
• scripts/atomic/gen-atomic-fallback.sh, line 340
• scripts/kconfig/mconf-cfg.sh, line 341
• scripts/kconfig/tests/conftest.py, line 341
• security/Kconfig.hardening, line 381
• security/safesetid/lsm.h, line 340
• sound/arm/aaci.h, line 343
• sound/core/seq/oss/seq_oss_synth.c, line 345
• sound/drivers/opl3/opl3_oss.c, line 347
• sound/firewire/tascam/Makefile, line 348
• sound/pci/cs5530.c, line 349
• sound/pci/mixart/mixart_mixer.c, line 349
• sound/pci/rme96.c, line 351
• sound/soc/amd/include/acp_2_2_enum.h, line 350
• sound/soc/amd/ps/ps-mach.c, line 395
• sound/soc/au1x/db1200.c, line 353
• sound/soc/codecs/rt711.c, line 352
• sound/soc/codecs/wm9090.c, line 354
• sound/soc/intel/boards/ehl_rt5660.c, line 356
• sound/soc/pxa/z2.c, line 358
• sound/soc/sof/Makefile, line 360
• tools/include/linux/const.h, line 360
• tools/include/linux/ctype.h, line 23
• tools/perf/pmu-events/arch/arm64/fujitsu/a64fx/branch.json, line 361
• tools/perf/util/scripting-engines/trace-event-python.c, line 362
• tools/perf/util/sort.c, line 445
• tools/testing/selftests/bpf/verifier/and.c, line 362
• tools/testing/selftests/capabilities/test_execve.c, line 368
• tools/testing/selftests/drivers/net/mlxsw/vxlan_ipv6.sh, line 368
• tools/testing/selftests/mqueue/Makefile, line 370
• tools/testing/selftests/net/forwarding/sch_ets_tests.sh, line 371
• tools/testing/selftests/net/forwarding/vxlan_asymmetric_ipv6.sh, line 372
• tools/testing/selftests/proc/proc.h, line 373
• tools/testing/selftests/wireguard/qemu/arch/mips64.config, line 372