Defined in 4 files as a macro:
- arch/arm/include/asm/cmpxchg.h, line 269 (as a macro)
- arch/powerpc/include/asm/cmpxchg.h, line 526 (as a macro)
- include/asm-generic/atomic-instrumented.h, line 1743 (as a macro)
- include/linux/atomic-fallback.h, line 56 (as a macro)