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authorPeter Xu <peterx@redhat.com>2019-10-16 10:29:30 +0800
committerJuan Quintela <quintela@redhat.com>2020-01-20 09:10:23 +0100
commit1df2c9a26fcb2fa32d099f8e9adcdae4207872e3 (patch)
tree1a970b94d94b70bad869dd4103961e2c7cd76b60 /migration
parent8bba004ccabd0d71e8b5ca056e576d2737c17305 (diff)
migration: Define VMSTATE_INSTANCE_ID_ANY
Define the new macro VMSTATE_INSTANCE_ID_ANY for callers who wants to auto-generate the vmstate instance ID. Previously it was hard coded as -1 instead of this macro. It helps to change this default value in the follow up patches. No functional change. Signed-off-by: Peter Xu <peterx@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'migration')
-rw-r--r--migration/savevm.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/migration/savevm.c b/migration/savevm.c
index e57686bca7..8dab99efc4 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -775,7 +775,7 @@ int register_savevm_live(const char *idstr,
pstrcat(se->idstr, sizeof(se->idstr), idstr);
- if (instance_id == -1) {
+ if (instance_id == VMSTATE_INSTANCE_ID_ANY) {
se->instance_id = calculate_new_instance_id(se->idstr);
} else {
se->instance_id = instance_id;
@@ -842,14 +842,14 @@ int vmstate_register_with_alias_id(VMStateIf *obj, int instance_id,
se->compat = g_new0(CompatEntry, 1);
pstrcpy(se->compat->idstr, sizeof(se->compat->idstr), vmsd->name);
- se->compat->instance_id = instance_id == -1 ?
+ se->compat->instance_id = instance_id == VMSTATE_INSTANCE_ID_ANY ?
calculate_compat_instance_id(vmsd->name) : instance_id;
- instance_id = -1;
+ instance_id = VMSTATE_INSTANCE_ID_ANY;
}
}
pstrcat(se->idstr, sizeof(se->idstr), vmsd->name);
- if (instance_id == -1) {
+ if (instance_id == VMSTATE_INSTANCE_ID_ANY) {
se->instance_id = calculate_new_instance_id(se->idstr);
} else {
se->instance_id = instance_id;