Defined in 7 files as a macro:

• Documentation/ABI/obsolete/sysfs-gpio, line 32 (as a macro)
• Documentation/ABI/testing/configfs-usb-gadget-uac2, line 32 (as a macro)
• Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533, line 32 (as a macro)
• Documentation/core-api/printk-basics.rst, line 32 (as a macro)
• drivers/media/rc/keymaps/rc-apac-viewcomp.c, line 52 (as a macro)
• include/linux/ctype.h, line 64 (as a macro)
• tools/include/linux/ctype.h, line 65 (as a macro)

Referenced in 222 files:

• Documentation/ABI/stable/sysfs-driver-aspeed-vuart, line 280
• Documentation/ABI/testing/procfs-smaps_rollup, line 299
• Documentation/ABI/testing/sysfs-bus-iio-dac-dpot-dac, line 315
• Documentation/ABI/testing/sysfs-bus-soundwire-master, line 370
• Documentation/ABI/testing/sysfs-class-rtrs-server, line 378
• Documentation/ABI/testing/sysfs-devices-resource_in_use, line 395
• Documentation/ABI/testing/sysfs-driver-w1_ds28e17, line 398
• Documentation/admin-guide/device-mapper/zero.rst, line 389
• Documentation/admin-guide/media/cx18-cardlist.rst, line 385
• Documentation/admin-guide/media/qcom_camss_8x96_graph.dot, line 443
• Documentation/admin-guide/namespaces/index.rst, line 442
• Documentation/admin-guide/svga.rst, line 451
• Documentation/crypto/api-skcipher.rst, line 480
• Documentation/devicetree/bindings/arm/rda.yaml, line 476
• Documentation/devicetree/bindings/clock/samsung,s2mps11.yaml, line 505
• Documentation/devicetree/bindings/clock/ti/clockdomain.txt, line 505
• Documentation/devicetree/bindings/display/bridge/renesas,lvds.yaml, line 474
• Documentation/devicetree/bindings/display/bridge/ti,tfp410.yaml, line 33
• Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dsi-host.yaml, line 703
• Documentation/devicetree/bindings/goldfish/events.txt, line 730
• Documentation/devicetree/bindings/gpio/gpio-rda.yaml, line 788
• Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml, line 876
• Documentation/devicetree/bindings/iio/adc/mediatek,mt6360-adc.yaml, line 876
• Documentation/devicetree/bindings/iio/dac/ti,dac082s085.yaml, line 878
• Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2836-l1-intc.txt, line 943
• Documentation/devicetree/bindings/memory-controllers/ti,da8xx-ddrctl.yaml, line 957
• Documentation/devicetree/bindings/mips/cavium/sata-uctl.txt, line 966
• Documentation/devicetree/bindings/net/mdio-mux-mmioreg.yaml, line 972
• Documentation/devicetree/bindings/pinctrl/nvidia,tegra234-pinmux.yaml, 2 times
• Documentation/devicetree/bindings/pinctrl/pinctrl-vt8500.txt, line 1000
• Documentation/devicetree/bindings/powerpc/fsl/diu.txt, line 984
• Documentation/devicetree/bindings/pwm/pwm-tipwmss.txt, line 590
• Documentation/devicetree/bindings/remoteproc/st-rproc.txt, line 592
• Documentation/devicetree/bindings/rtc/epson,rtc7301.txt, line 596
• Documentation/devicetree/bindings/rtc/nxp,rtc-2123.txt, line 596
• Documentation/devicetree/bindings/sound/cirrus,cs42l42.yaml, line 1076
• Documentation/devicetree/bindings/timer/snps,archs-gfrc.txt, line 147
• Documentation/features/core/generic-idle-thread/arch-support.txt, 2 times
• Documentation/gpu/vga-switcheroo.rst, line 147
• Documentation/hwmon/adm1275.rst, line 148
• Documentation/hwmon/lineage-pem.rst, line 148
• Documentation/i2c/gpio-fault-injection.rst, 12 times
• Documentation/misc-devices/spear-pcie-gadget.rst, line 148
• Documentation/networking/cdc_mbim.rst, 12 times
• Documentation/networking/device_drivers/wwan/index.rst, line 33
• Documentation/power/pm_qos_interface.rst, line 33
• Documentation/power/regulator/machine.rst, line 148
• Documentation/scheduler/sched-pelt.c, line 148
• arch/alpha/math-emu/sfp-util.h, line 33
• arch/arm/boot/dts/aspeed/aspeed-bmc-microsoft-olympus.dts, line 33
• arch/arm/boot/dts/nxp/imx/imx6sx-sdb-mqs.dts, line 148
• arch/arm/boot/dts/samsung/exynos4412-prime.dtsi, line 148
• arch/arm/crypto/crc32-ce-glue.c, line 148
• arch/arm/include/asm/mc146818rtc.h, line 33
• arch/arm/mach-omap1/mcbsp.c, 2 times
• arch/arm/mach-omap2/cm3xxx.h, line 148
• arch/ia64/include/uapi/asm/ucontext.h, 2 times
• arch/m68k/coldfire/pit.c, 4 times
• arch/m68k/kernel/asm-offsets.c, 2 times
• arch/microblaze/include/asm/xilinx_mb_manager.h, 2 times
• arch/mips/boot/dts/brcm/bcm6358.dtsi, 2 times
• arch/mips/boot/dts/brcm/bcm6362-neufbox6-sercomm.dts, 4 times
• arch/mips/boot/dts/ralink/omega2p.dts, 4 times
• arch/mips/include/asm/mach-ath79/ar933x_uart.h, 4 times
• arch/mips/include/asm/octeon/cvmx-config.h, 4 times
• arch/powerpc/boot/dts/xcalibur1501.dts, line 148
• arch/powerpc/platforms/pasemi/dma_lib.c, line 148
• arch/riscv/boot/dts/allwinner/sun20i-d1-dongshan-nezha-stu.dts, 2 times
• arch/riscv/include/asm/fixmap.h, line 1057
• arch/s390/mm/extmem.c, line 97
• arch/s390/tools/gen_opcode_table.c, line 166
• arch/sh/boards/mach-x3proto/ilsel.c, line 148
• arch/sparc/include/asm/qspinlock.h, line 155
• arch/um/os-Linux/time.c, 2 times
• arch/x86/kernel/callthunks.c, 2 times
• drivers/accel/habanalabs/include/gaudi2/asic_reg/psoc_global_conf_regs.h, line 33
• drivers/accessibility/speakup/synth.c, 2 times
• drivers/acpi/acpi_pnp.c, 2 times
• drivers/acpi/acpica/dbconvert.c, line 41
• drivers/acpi/acpica/nsrepair2.c, line 553
• drivers/acpi/acpica/nsutils.c, line 262
• drivers/acpi/acpica/psutils.c, line 321
• drivers/acpi/acpica/utnonansi.c, line 71
• drivers/atm/iphase.h, line 148
• drivers/char/ipmi/bt-bmc.c, line 148
• drivers/clk/axs10x/i2s_pll_clock.c, 2 times
• drivers/clk/clk-loongson2.c, line 633
• drivers/clk/imx/clk-lpcg-scu.c, line 149
• drivers/clocksource/renesas-ostm.c, line 149
• drivers/clocksource/timer-mediatek.c, line 228
• drivers/devfreq/event/exynos-ppmu.c, 2 times
• drivers/gpu/drm/amd/display/dc/link/link_validation.h, 2 times
• drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_clockpowergating.h, 2 times
• drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_yellow_carp.h, line 128
• drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu_v11_0_7_ppsmc.h, line 150
• drivers/gpu/drm/amd/pm/swsmu/inc/smu_v11_0_7_pptable.h, 2 times
• drivers/gpu/drm/lima/lima_trace.h, line 150
• drivers/gpu/drm/nouveau/nvkm/engine/ce/fuc/gf100.fuc3, 2 times
• drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.c, 2 times
• drivers/gpu/drm/nouveau/nvkm/subdev/bus/nv50.c, 2 times
• drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/test.fuc, 2 times
• drivers/gpu/drm/qxl/qxl_object.h, 2 times
• drivers/gpu/drm/radeon/r600d.h, 2 times
• drivers/gpu/drm/radeon/si_blit_shaders.h, 2 times
• drivers/gpu/drm/tegra/gem.h, 2 times
• drivers/gpu/drm/vmwgfx/ttm_object.c, line 33
• drivers/iio/temperature/max31856.c, line 292
• drivers/infiniband/hw/usnic/usnic_transport.c, 2 times
• drivers/input/mouse/byd.c, 2 times
• drivers/input/serio/hp_sdc.c, 2 times
• drivers/input/touchscreen/elo.c, line 229
• drivers/md/dm-exception-store.c, line 213
• drivers/md/dm-snap-persistent.c, line 882
• drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v5.h, 2 times
• drivers/media/usb/pwc/pwc-kiara.c, 10 times
• drivers/media/usb/uvc/uvc_queue.c, 2 times
• drivers/misc/cardreader/rtsx_usb.c, 2 times
• drivers/net/can/cc770/Makefile, 2 times
• drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_devlink.c, 2 times
• drivers/net/ethernet/intel/ice/ice_idc.c, 2 times
• drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.h, line 192
• drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/goto.c, 2 times
• drivers/net/wireless/broadcom/brcm80211/brcmfmac/cyw/Makefile, line 1088
• drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_events.c, 2 times
• drivers/net/wireless/legacy/rndis_wlan.c, 2 times
• drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.h, 2 times
• drivers/net/wireless/ti/wlcore/scan.h, 2 times
• drivers/pinctrl/renesas/pfc-sh7203.c, line 228
• drivers/platform/chrome/cros_kunit_util.c, 2 times
• drivers/platform/x86/uv_sysfs.c, 2 times
• drivers/pnp/driver.c, 2 times
• drivers/ptp/ptp_dte.c, 2 times
• drivers/s390/block/dcssblk.c, 3 times
• drivers/s390/char/monreader.c, line 95
• drivers/s390/char/sclp_cpi_sys.c, line 214
• drivers/s390/net/netiucv.c, 2 times
• drivers/s390/net/smsgiucv_app.c, line 188
• drivers/scsi/aha152x.h, 10 times
• drivers/scsi/aic7xxx/aicasm/aicasm.c, line 579
• drivers/scsi/bnx2fc/bnx2fc_debug.c, 10 times
• drivers/scsi/mpt3sas/mpi/mpi2_tool.h, 2 times
• drivers/scsi/mvsas/Makefile, 10 times
• drivers/scsi/snic/vnic_dev.c, 2 times
• drivers/soc/tegra/regulators-tegra20.c, 2 times
• drivers/staging/fbtft/fb_hx8357d.h, 2 times
• drivers/staging/media/atomisp/pci/hive_isp_css_common/host/sp_private.h, 2 times
• drivers/staging/media/atomisp/pci/isp/kernels/fc/fc_1.0/ia_css_formats_types.h, 2 times
• drivers/staging/media/atomisp/pci/sh_css_params_internal.h, 2 times
• drivers/tty/hvc/hvc_iucv.c, line 1166
• drivers/tty/n_tty.c, line 467
• drivers/tty/sysrq.c, line 884
• drivers/usb/common/Kconfig, 10 times
• fs/jffs2/readinode.c, 2 times
• fs/ntfs3/namei.c, 3 times
• fs/smb/client/fs_context.c, line 1664
• fs/smb/server/smb_common.c, 2 times
• fs/xfs/xfs_inode_item.h, line 1061
• include/asm-generic/pgtable-nopmd.h, 10 times
• include/drm/drm_fbdev_dma.h, line 529
• include/dt-bindings/phy/phy.h, 2 times
• include/dt-bindings/reset/amlogic,meson8b-clkc-reset.h, 2 times
• include/dt-bindings/reset/sun8i-v3s-ccu.h, 2 times
• include/linux/atm.h, 2 times
• include/linux/bitrev.h, 2 times
• include/linux/glob.h, 2 times
• include/linux/input/sh_keysc.h, 2 times
• include/linux/platform_data/uio_pruss.h, 3 times
• include/linux/string_helpers.h, line 97
• include/soc/mscc/ocelot_dev.h, 2 times
• include/trace/events/fsi_master_ast_cf.h, 2 times
• include/uapi/linux/tc_act/tc_ct.h, line 582
• kernel/kallsyms.c, line 797
• lib/crypto/mpi/mpi-mod.c, 2 times
• lib/fonts/font_10x18.c, 2 times
• lib/ts_bm.c, 2 times
• lib/ts_kmp.c, 7 times
• lib/xz/Makefile, 2 times
• net/batman-adv/tvlv.c, 2 times
• net/bluetooth/selftest.h, 2 times
• net/bridge/netfilter/ebtable_broute.c, 3 times
• net/core/ptp_classifier.c, line 33
• net/ipv4/tcp_scalable.c, 2 times
• net/netfilter/xt_ipvs.c, 10 times
• net/rxrpc/server_key.c, line 175
• net/smc/smc_pnet.c, line 300
• net/wireless/reg.c, 2 times
• scripts/kallsyms.c, line 93
• scripts/kconfig/lxdialog/checklist.c, 2 times
• scripts/mod/file2alias.c, 2 times
• scripts/mod/modpost.c, line 649
• scripts/selinux/genheaders/genheaders.c, line 40
• sound/firewire/dice/dice-proc.c, 2 times
• sound/i2c/tea6330t.c, 2 times
• sound/pci/hda/hda_sysfs.c, line 444
• sound/soc/cirrus/edb93xx.c, line 580
• sound/soc/codecs/adau1781-spi.c, 2 times
• sound/soc/codecs/cros_ec_codec.c, line 33
• sound/soc/codecs/rt5663.h, 2 times
• sound/soc/codecs/wm8400.h, 2 times
• sound/soc/intel/avs/registers.h, 2 times
• tools/bpf/bpftool/feature.c, line 71
• tools/bpf/bpftool/gen.c, line 73
• tools/hv/hv_kvp_daemon.c, 2 times
• tools/include/linux/rwsem.h, 10 times
• tools/lib/api/fs/fs.c, line 209
• tools/lib/symbol/kallsyms.c, line 16
• tools/mm/.gitignore, line 128
• tools/perf/pmu-events/arch/x86/cascadelakex/pipeline.json, line 339
• tools/perf/pmu-events/arch/x86/skylakex/pipeline.json, line 339
• tools/perf/tests/attr/test-record-no-inherit, 2 times
• tools/perf/tests/vmlinux-kallsyms.c, line 103
• tools/perf/ui/browser.c, line 253
• tools/perf/util/bpf-filter.c, 2 times
• tools/perf/util/callchain.h, 2 times
• tools/perf/util/pmu.c, line 456
• tools/perf/util/symbol.c, line 90
• tools/testing/selftests/arm64/pauth/pac.c, 2 times
• tools/testing/selftests/bpf/prog_tests/libbpf_str.c, line 14
• tools/testing/selftests/drivers/usb/usbip/usbip_test.sh, 2 times
• tools/testing/selftests/tc-testing/tc-tests/qdiscs/etf.json, line 35
• tools/testing/selftests/timens/.gitignore, 2 times
• tools/virtio/linux/virtio.h, 2 times