Defined in 4 files as a macro:

• Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533, line 11 (as a macro)
• Documentation/core-api/printk-basics.rst, line 11 (as a macro)
• include/linux/ctype.h, line 19 (as a macro)
• tools/include/linux/ctype.h, line 19 (as a macro)

Referenced in 11 files:

• Documentation/ABI/testing/sysfs-bus-coresight-devices-etb10, line 15
• Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533, line 22
• Documentation/ABI/testing/sysfs-platform-tahvo-usb, line 15
• Documentation/core-api/printk-basics.rst, line 22
• arch/powerpc/sysdev/6xx-suspend.S
  • line 15
  • line 29
• drivers/acpi/acpica/psutils.c
  • line 275
  • line 289
• include/linux/ctype.h, line 30
• lib/ctype.c
  • line 17
  • line 31
• lib/ts_fsm.c
  • line 55
  • line 69
  • line 101
• tools/include/linux/ctype.h, line 30
• tools/lib/ctype.c
  • line 16
  • line 30