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https://github.com/ibm-s390-linux/s390-tools.git
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Matthew Rosato
9d199e06cb
mdevctl introduces a new event type 'live' with action 'modify', indicating that the specified configuration changes should be made dynamically if possible. Use this as a trigger to perform dynamic configuration changes to the specified vfio-ap device if it is active. Reviewed-by: Boris Fiuczynski <fiuczy@linux.ibm.com> Reviewed-by: Anthony Krowiak <akrowiak@linux.ibm.com> Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com> Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
76 lines
1.5 KiB
C
76 lines
1.5 KiB
C
/*
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* ap-check - Validate vfio-ap mediated device configuration changes
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*
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* Copyright IBM Corp. 2022
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*
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* s390-tools is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#ifndef AP_CHECK_H
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#define AP_CHECK_H
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#include <stdbool.h>
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/*
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* List of all of the supported mdevctl actions
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*/
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enum mdevctl_action_id {
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MDEVCTL_ACTION_DEFINE = 0,
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MDEVCTL_ACTION_LIST,
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MDEVCTL_ACTION_MODIFY,
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MDEVCTL_ACTION_START,
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MDEVCTL_ACTION_STOP,
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MDEVCTL_ACTION_TYPES,
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MDEVCTL_ACTION_UNDEFINE,
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MDEVCTL_ACTION_ATTRIBUTES,
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/* UNKNOWN must always be the last in the list */
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MDEVCTL_ACTION_UNKNOWN,
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};
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#define NUM_MDEVCTL_ACTIONS MDEVCTL_ACTION_UNKNOWN
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struct mdevctl_action {
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enum mdevctl_action_id id;
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const char action[32];
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};
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enum mdevctl_event_id {
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MDEVCTL_EVENT_PRE = 0,
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MDEVCTL_EVENT_POST,
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MDEVCTL_EVENT_GET,
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MDEVCTL_EVENT_LIVE,
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MDEVCTL_EVENT_UNKNOWN,
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};
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#define NUM_MDEVCTL_EVENTS MDEVCTL_EVENT_UNKNOWN
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struct mdevctl_event {
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enum mdevctl_event_id id;
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const char event[32];
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};
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/* ap-check special exit codes */
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#define APC_EXIT_UNKNOWN_TYPE 2
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struct ap_check_anchor {
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enum mdevctl_event_id event;
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enum mdevctl_action_id action;
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char *uuid;
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char *parent;
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char *type;
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struct vfio_ap_device *dev;
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/* Active Masks */
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char apmask[80];
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char aqmask[80];
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/* Persistent Masks */
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char p_apmask[80];
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char p_aqmask[80];
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bool cleanup_lock;
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};
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struct other_mdev_cb_data {
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const char *uuid;
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struct vfio_ap_device *dev;
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};
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#endif /* AP_CHECK_H */
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