Defined in 3 files as a macro:

• arch/arm64/include/asm/cmpxchg.h, line 158 (as a macro)
• include/linux/atomic.h, line 430 (as a macro)
• include/linux/atomic.h, line 440 (as a macro)

Referenced in 6 files:

• arch/arm64/include/asm/atomic.h, line 119
• arch/arm64/include/asm/cmpxchg.h, line 165
• include/linux/atomic.h, line 439
• kernel/locking/mcs_spinlock.h, line 107
• kernel/locking/qspinlock_paravirt.h, line 543
• kernel/locking/rtmutex.c, line 143