GDB_R13 97 arch/x86/kernel/kgdb.c gdb_regs[GDB_R13] = regs->r13; GDB_R13 150 arch/x86/kernel/kgdb.c gdb_regs[GDB_R13] = 0; GDB_R13 189 arch/x86/kernel/kgdb.c regs->r13 = gdb_regs[GDB_R13];