Defined in 6 files as a macro:

• drivers/macintosh/macserial.h, line 243 (as a macro)
• drivers/net/hamradio/z8530.h, line 28 (as a macro)
• drivers/net/wan/z85230.h, line 48 (as a macro)
• drivers/serial/sunzilog.h, line 51 (as a macro)
• drivers/sgi/char/sgiserial.h, line 214 (as a macro)
• drivers/tc/zs.h, line 210 (as a macro)

Referenced in 4 files:

• include/asm-parisc/psw.h, line 420
• include/asm-parisc/stat.h, line 421
• include/linux/irq_cpustat.h, line 519
• sound/usb/usbaudio.c, line 407