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migration: MigrationNotifyFunc

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Define MigrationNotifyFunc to improve type safety and simplify migration
notifiers.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Link: https://lore.kernel.org/r/1708622920-68779-7-git-send-email-steven.sistare@oracle.com
Signed-off-by: Peter Xu <peterx@redhat.com>
This commit is contained in:
Steve Sistare 2024-02-22 09:28:32 -08:00 • committed by Peter Xu
parent c763a23e41
commit 5663dd3f1a
6 changed files with 11 additions and 15 deletions
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5
include/migration/misc.h
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@ -72,6 +72,9 @@ typedef struct MigrationEvent {
MigrationEventType type;
} MigrationEvent;
typedef int (*MigrationNotifyFunc)(NotifierWithReturn *notify,
MigrationEvent *e, Error **errp);
/*
* Register the notifier @notify to be called when a migration event occurs
* for MIG_MODE_NORMAL, as specified by the MigrationEvent passed to @func.
@ -81,7 +84,7 @@ typedef struct MigrationEvent {
* - MIG_EVENT_PRECOPY_FAILED
*/
void migration_add_notifier(NotifierWithReturn *notify,
NotifierWithReturnFunc func);
MigrationNotifyFunc func);
void migration_remove_notifier(NotifierWithReturn *notify);
void migration_call_notifiers(MigrationState *s, MigrationEventType type);