Defined in 4 files as a macro:
- arch/arc/include/asm/atomic-spinlock.h, line 29 (as a macro)
- arch/hexagon/include/asm/atomic.h, line 29 (as a macro)
- arch/parisc/include/asm/atomic.h, line 69 (as a macro)
- arch/sparc/include/asm/atomic_32.h, line 47 (as a macro)