Defined in 3 files as a macro:

• include/asm-i386/processor.h, line 224 (as a macro)
• include/asm-x86_64/processor.h, line 130 (as a macro)
• security/selinux/include/initial_sid_to_string.h, line 43 (as a macro)

Referenced in 5 files:

• Documentation/mtrr.txt, line 7591
• include/asm-m68knommu/nettel.h, line 7684
• include/asm-mips/ddb5xxx/ddb5477.h, line 7609
• sound/oss/midi_ctrl.h, line 26
• sound/oss/pas2_pcm.c, line 7733