taglinefilesource code
int371arch/i386/kernel/traps.casmlinkage void int3(void);
int3168arch/i386/kernel/traps.cDO_ERROR( 3, SIGTRAP, "int3", int3, current)
int3367arch/i386/kernel/traps.cset_system_gate(3,&int3);  /* int3-5 can be called from all */