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Modify save_live_pending for postcopy

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Modify save_live_pending to return separate postcopiable and
non-postcopiable counts.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Dr. David Alan Gilbert 2015-11-05 18:10:54 +00:00 • committed by Juan Quintela
parent 11cf1d984b
commit c31b098f64
7 changed files with 38 additions and 14 deletions
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17
migration/savevm.c
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@ -1053,10 +1053,19 @@ void qemu_savevm_state_complete_precopy(QEMUFile *f)
qemu_fflush(f);
}
uint64_t qemu_savevm_state_pending(QEMUFile *f, uint64_t max_size)
/* Give an estimate of the amount left to be transferred,
* the result is split into the amount for units that can and
* for units that can't do postcopy.
*/
void qemu_savevm_state_pending(QEMUFile *f, uint64_t max_size,
uint64_t *res_non_postcopiable,
uint64_t *res_postcopiable)
{
SaveStateEntry *se;
uint64_t ret = 0;
*res_non_postcopiable = 0;
*res_postcopiable = 0;
QTAILQ_FOREACH(se, &savevm_state.handlers, entry) {
if (!se->ops || !se->ops->save_live_pending) {
@ -1067,9 +1076,9 @@ uint64_t qemu_savevm_state_pending(QEMUFile *f, uint64_t max_size)
continue;
}
}
ret += se->ops->save_live_pending(f, se->opaque, max_size);
se->ops->save_live_pending(f, se->opaque, max_size,
res_non_postcopiable, res_postcopiable);
}
return ret;
}
void qemu_savevm_state_cleanup(void)