linux_nat_forget_process hook.
* i386-linux-nat.c (update_debug_registers_callback):
Update comment.
- (amd64_linux_dr_set_control, amd64_linux_dr_set_addr): Use
+ (i386_linux_dr_set_control, i386_linux_dr_set_addr): Use
iterate_over_lwps.
(i386_linux_prepare_to_resume): Pass the lwp's pid to
i386_debug_reg_state.