qemu-patch-raspberry4/notify.c
Paolo Bonzini 31552529a7 notifier: switch to QLIST
Notifiers do not need to access both ends of the list, and using
a QLIST also simplifies the API.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2012-02-17 08:33:32 -06:00

42 lines
916 B
C

/*
* Notifier lists
*
* Copyright IBM, Corp. 2010
*
* Authors:
* Anthony Liguori <aliguori@us.ibm.com>
*
* This work is licensed under the terms of the GNU GPL, version 2. See
* the COPYING file in the top-level directory.
*
* Contributions after 2012-01-13 are licensed under the terms of the
* GNU GPL, version 2 or (at your option) any later version.
*/
#include "qemu-common.h"
#include "notify.h"
void notifier_list_init(NotifierList *list)
{
QLIST_INIT(&list->notifiers);
}
void notifier_list_add(NotifierList *list, Notifier *notifier)
{
QLIST_INSERT_HEAD(&list->notifiers, notifier, node);
}
void notifier_remove(Notifier *notifier)
{
QLIST_REMOVE(notifier, node);
}
void notifier_list_notify(NotifierList *list, void *data)
{
Notifier *notifier, *next;
QLIST_FOREACH_SAFE(notifier, &list->notifiers, node, next) {
notifier->notify(notifier, data);
}
}