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migration: Rename res_{postcopy,precopy}_only

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Once that res_compatible is removed, they don't make sense anymore.
We remove the _only preffix.  And to make things clearer we rename
them to must_precopy and can_postcopy.

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Juan Quintela 2023-02-08 14:48:02 +01:00
parent 24f254ed79
commit 24beea4efe
9 changed files with 59 additions and 66 deletions
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18
migration/migration.c
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@ -3863,18 +3863,18 @@ typedef enum {
*/
static MigIterateState migration_iteration_run(MigrationState *s)
{
uint64_t pend_pre, pend_post;
uint64_t must_precopy, can_postcopy;
bool in_postcopy = s->state == MIGRATION_STATUS_POSTCOPY_ACTIVE;
qemu_savevm_state_pending_estimate(&pend_pre, &pend_post);
uint64_t pending_size = pend_pre + pend_post;
qemu_savevm_state_pending_estimate(&must_precopy, &can_postcopy);
uint64_t pending_size = must_precopy + can_postcopy;
trace_migrate_pending_estimate(pending_size, pend_pre, pend_post);
trace_migrate_pending_estimate(pending_size, must_precopy, can_postcopy);
if (pend_pre <= s->threshold_size) {
qemu_savevm_state_pending_exact(&pend_pre, &pend_post);
pending_size = pend_pre + pend_post;
trace_migrate_pending_exact(pending_size, pend_pre, pend_post);
if (must_precopy <= s->threshold_size) {
qemu_savevm_state_pending_exact(&must_precopy, &can_postcopy);
pending_size = must_precopy + can_postcopy;
trace_migrate_pending_exact(pending_size, must_precopy, can_postcopy);
}
if (!pending_size || pending_size < s->threshold_size) {
@ -3884,7 +3884,7 @@ static MigIterateState migration_iteration_run(MigrationState *s)
}
/* Still a significant amount to transfer */
if (!in_postcopy && pend_pre <= s->threshold_size &&
if (!in_postcopy && must_precopy <= s->threshold_size &&
qatomic_read(&s->start_postcopy)) {
if (postcopy_start(s)) {
error_report("%s: postcopy failed to start", __func__);