Defined in 3 files as a macro:

• include/linux/compiler-clang.h, line 76 (as a macro)
• include/linux/compiler-clang.h, line 87 (as a macro)
• include/linux/compiler-gcc.h, line 101 (as a macro)

Referenced in 4 files:

• arch/s390/include/asm/irqflags.h, line 41
• arch/s390/include/asm/uaccess.h, line 28
• include/linux/compiler_types.h, line 439
• mm/page_alloc.c, line 3411