__xchg32 18 arch/parisc/include/asm/cmpxchg.h extern unsigned long __xchg32(int, int *); __xchg32 31 arch/parisc/include/asm/cmpxchg.h case 4: return __xchg32((int) x, (int *) ptr); __xchg32 27 arch/parisc/kernel/parisc_ksyms.c EXPORT_SYMBOL(__xchg32);