int kvm_remove_breakpoint(CPUState *current_env, target_ulong addr, target_ulong len, int type) { struct kvm_sw_breakpoint *bp; CPUState *env; int err; if (type == GDB_BREAKPOINT_SW) { bp = kvm_find_sw_breakpoint(current_env, addr); if (!bp) return -ENOENT; if (bp->use_count > 1) { bp->use_count--; return 0; } err = kvm_arch_remove_sw_breakpoint(current_env, bp); if (err) return err; QTAILQ_REMOVE(&current_env->kvm_state->kvm_sw_breakpoints, bp, entry); qemu_free(bp); } else { err = kvm_arch_remove_hw_breakpoint(addr, len, type); if (err) return err; } for (env = first_cpu; env != NULL; env = env->next_cpu) { err = kvm_update_guest_debug(env, 0); if (err) return err; } return 0; }