taglinefilesource code
u_debugreg237arch/i386/kernel/process.cdump->u_debugreg[i] = current->debugreg[i];  
u_debugreg385arch/i386/kernel/ptrace.cif(addr >= (long) &dummy->u_debugreg[0] &&
u_debugreg386arch/i386/kernel/ptrace.caddr <= (long) &dummy->u_debugreg[7]){
u_debugreg387arch/i386/kernel/ptrace.caddr -= (long) &dummy->u_debugreg[0];
u_debugreg434arch/i386/kernel/ptrace.cif(addr >= (long) &dummy->u_debugreg[0] &&
u_debugreg435arch/i386/kernel/ptrace.caddr <= (long) &dummy->u_debugreg[7]){
u_debugreg437arch/i386/kernel/ptrace.cif(addr == (long) &dummy->u_debugreg[4]) return -EIO;
u_debugreg438arch/i386/kernel/ptrace.cif(addr == (long) &dummy->u_debugreg[5]) return -EIO;
u_debugreg439arch/i386/kernel/ptrace.cif(addr < (long) &dummy->u_debugreg[4] &&
u_debugreg442arch/i386/kernel/ptrace.cif(addr == (long) &dummy->u_debugreg[7]) {
u_debugreg449arch/i386/kernel/ptrace.caddr -= (long) &dummy->u_debugreg;
u_debugreg144arch/mips/kernel/process.cdump->u_debugreg[i] = current->debugreg[i];  
u_debugreg369arch/mips/kernel/ptrace.cif(addr >= (long) &dummy->u_debugreg[0] &&
u_debugreg370arch/mips/kernel/ptrace.caddr <= (long) &dummy->u_debugreg[7]){
u_debugreg371arch/mips/kernel/ptrace.caddr -= (long) &dummy->u_debugreg[0];
u_debugreg418arch/mips/kernel/ptrace.cif(addr >= (long) &dummy->u_debugreg[0] &&
u_debugreg419arch/mips/kernel/ptrace.caddr <= (long) &dummy->u_debugreg[7]){
u_debugreg421arch/mips/kernel/ptrace.cif(addr == (long) &dummy->u_debugreg[4]) return -EIO;
u_debugreg422arch/mips/kernel/ptrace.cif(addr == (long) &dummy->u_debugreg[5]) return -EIO;
u_debugreg423arch/mips/kernel/ptrace.cif(addr < (long) &dummy->u_debugreg[4] &&
u_debugreg426arch/mips/kernel/ptrace.cif(addr == (long) &dummy->u_debugreg[7]) {
u_debugreg433arch/mips/kernel/ptrace.caddr -= (long) &dummy->u_debugreg;
u_debugreg70include/linux/user.hint u_debugreg[8];