Defined in 2 files as a macro:

• include/linux/ctype.h, line 63 (as a macro)
• tools/include/linux/ctype.h, line 64 (as a macro)

Referenced in 69 files:

• arch/arm64/kernel/pi/idreg-override.c
  • line 254
  • line 261
• arch/riscv/kernel/cpufeature.c
  • line 574
  • line 614
• arch/riscv/kernel/pi/fdt_early.c, line 99
• arch/s390/boot/ipl_parm.c, line 143
• drivers/accessibility/speakup/utils.h, line 63
• drivers/accessibility/speakup/varhandlers.c, line 331
• drivers/acpi/acpica/dbinput.c
  • line 362
  • line 362
• drivers/acpi/acpica/utnonansi.c
  • line 42
  • line 96
  • line 97
• drivers/acpi/acpica/utstrsuppt.c, line 274
• drivers/acpi/device_sysfs.c, line 208
• drivers/bluetooth/hci_bcm4377.c, line 1990
• drivers/crypto/marvell/octeontx/otx_cptpf_ucode.c, line 143
• drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c
  • line 133
  • line 466
• drivers/firmware/arm_scmi/driver.c, line 217
• drivers/gpu/drm/nouveau/nvkm/core/firmware.c, line 86
• drivers/hid/hid-sensor-custom.c, line 951
• drivers/input/joystick/adc-joystick.c, line 68
• drivers/input/touchscreen/silead.c, line 621
• drivers/md/bcache/util.c, line 30
• drivers/media/usb/as102/as102_fw.c
  • line 25
  • line 26
• drivers/mtd/parsers/qcomsmempart.c, line 143
• drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c, line 1387
• drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.h, line 57
• drivers/net/wireless/intel/ipw2x00/ipw2100.c
  • line 3905
  • line 3905
  • line 3910
  • line 3911
  • line 3916
• drivers/perf/arm-ccn.c, line 447
• drivers/pnp/card.c
  • line 118
  • line 119
  • line 120
  • line 121
• drivers/pnp/driver.c
  • line 306
  • line 307
  • line 308
  • line 309
• drivers/s390/char/ctrlchar.c, line 71
• drivers/scsi/aic7xxx/aicasm/aicasm_symbol.c, line 394
• drivers/scsi/qla2xxx/tcm_qla2xxx.c, line 75
• drivers/target/iscsi/iscsi_target_nego.c, line 1099
• drivers/target/sbp/sbp_target.c, line 1905
• drivers/target/target_core_fabric_lib.c, line 336
• drivers/tty/n_tty.c
  • line 1451
  • line 1494
  • line 1597
• fs/afs/cell.c
  • line 158
  • line 652
• fs/efivarfs/super.c, line 152
• fs/isofs/inode.c, line 191
• fs/jfs/namei.c
  • line 1557
  • line 1571
  • line 1571
• fs/omfs/dir.c, line 16
• fs/smb/client/cifsproto.h
  • line 739
  • line 739
• fs/smb/server/misc.c
  • line 51
  • line 51
  • line 259
• include/linux/string_helpers.h, line 108
• kernel/bpf/inode.c, line 715
• kernel/debug/kdb/kdb_support.c, line 506
• kernel/kallsyms.c, line 747
• lib/string.c
  • line 55
  • line 56
  • line 71
  • line 72
• lib/ts_bm.c, line 142
• mm/debug.c, line 270
• mm/slub.c, line 1669
• mm/vmscan.c
  • line 5185
  • line 5187
• scripts/kconfig/lxdialog/menubox.c
  • line 265
  • line 273
  • line 280
• scripts/kconfig/lxdialog/util.c, line 497
• sound/pci/hda/cs35l41_hda.c, line 202
• sound/pci/hda/cs35l56_hda.c, line 445
• sound/soc/codecs/wm_adsp.c, line 770
• sound/soc/fsl/fsl_ssi.c, line 1343
• tools/lib/subcmd/parse-options.c
  • line 789
  • line 789
• tools/lib/symbol/kallsyms.c, line 10
• tools/perf/ui/browsers/map.c, line 58
• tools/perf/util/config.c
  • line 228
  • line 282
• tools/perf/util/hwmon_pmu.c, line 245
• tools/perf/util/pmu.c, line 448
• tools/perf/util/string.c
  • line 138
  • line 138
• tools/power/acpi/tools/acpidump/apfiles.c
  • line 124
  • line 125
  • line 126
  • line 127
• tools/power/cpupower/utils/cpufreq-set.c, line 85
• tools/power/x86/intel-speed-select/isst-config.c, line 2830
• tools/testing/selftests/bpf/test_tag.c, line 72
• tools/testing/selftests/kselftest_harness.h, line 1173
• tools/testing/selftests/kvm/lib/test_util.c, line 53