taglinefilesource code
u_debugreg217fs/exec.cfor(i=0; i<8; i++) dump.u_debugreg[i] = current->debugreg[i];  
u_debugreg70include/linux/user.hint u_debugreg[8];
u_debugreg359kernel/ptrace.cif(addr >= (long) &dummy->u_debugreg[0] &&
u_debugreg360kernel/ptrace.caddr <= (long) &dummy->u_debugreg[7]){
u_debugreg361kernel/ptrace.caddr -= (long) &dummy->u_debugreg[0];
u_debugreg408kernel/ptrace.cif(addr >= (long) &dummy->u_debugreg[0] &&
u_debugreg409kernel/ptrace.caddr <= (long) &dummy->u_debugreg[7]){
u_debugreg411kernel/ptrace.cif(addr == (long) &dummy->u_debugreg[4]) return -EIO;
u_debugreg412kernel/ptrace.cif(addr == (long) &dummy->u_debugreg[5]) return -EIO;
u_debugreg413kernel/ptrace.cif(addr < (long) &dummy->u_debugreg[4] &&
u_debugreg416kernel/ptrace.cif(addr == (long) &dummy->u_debugreg[7]) {
u_debugreg423kernel/ptrace.caddr -= (long) &dummy->u_debugreg;