Defined in 2 files as a macro:

• include/asm-mips/mipsregs.h, line 155 (as a macro)
• include/math-emu/op-1.h, line 112 (as a macro)

Referenced in 3 files:

• fs/jffs/jffs_fm.h, line 2715
• fs/proc/kcore.c, line 3199
• net/bridge/br_notify.c, line 3091