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authorSteve Sistare <steven.sistare@oracle.com>2024-02-22 09:28:30 -0800
committerPeter Xu <peterx@redhat.com>2024-02-28 11:31:28 +0800
commit9d9babf78d8f0a2f26b8dd5de3767bd4a4e2020e (patch)
tree81614f1d26e880cb76cd8d2b4157e7ea1b52adb7 /net
parent3e7757301cc93eaca47cad855630467804b1a2a4 (diff)
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migration: MigrationEvent for notifiers
Passing MigrationState to notifiers is unsound because they could access unstable migration state internals or even modify the state. Instead, pass the minimal info needed in a new MigrationEvent struct, which could be extended in the future if needed. Suggested-by: Peter Xu <peterx@redhat.com> 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/1708622920-68779-5-git-send-email-steven.sistare@oracle.com Signed-off-by: Peter Xu <peterx@redhat.com>
Diffstat (limited to 'net')
-rw-r--r--net/vhost-vdpa.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
index 1c00519..a29d18a 100644
--- a/net/vhost-vdpa.c
+++ b/net/vhost-vdpa.c
@@ -325,13 +325,13 @@ static void vhost_vdpa_net_log_global_enable(VhostVDPAState *s, bool enable)
static int vdpa_net_migration_state_notifier(NotifierWithReturn *notifier,
void *data, Error **errp)
{
- MigrationState *migration = data;
+ MigrationEvent *e = data;
VhostVDPAState *s = container_of(notifier, VhostVDPAState,
migration_state);
- if (migration_in_setup(migration)) {
+ if (e->type == MIG_EVENT_PRECOPY_SETUP) {
vhost_vdpa_net_log_global_enable(s, true);
- } else if (migration_has_failed(migration)) {
+ } else if (e->type == MIG_EVENT_PRECOPY_FAILED) {
vhost_vdpa_net_log_global_enable(s, false);
}
return 0;