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migration: Make downtime_bytes atomic

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Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
This commit is contained in:
Juan Quintela 2023-04-11 17:38:11 +02:00
parent b013b5d1f3
commit 296a4ac2aa
3 changed files with 3 additions and 3 deletions
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2
migration/migration.c
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@ -1156,7 +1156,7 @@ static void populate_ram_info(MigrationInfo *info, MigrationState *s)
info->ram->multifd_bytes = stat64_get(&ram_counters.multifd_bytes);
info->ram->pages_per_second = s->pages_per_second;
info->ram->precopy_bytes = stat64_get(&ram_counters.precopy_bytes);
info->ram->downtime_bytes = ram_counters.downtime_bytes;
info->ram->downtime_bytes = stat64_get(&ram_counters.downtime_bytes);
info->ram->postcopy_bytes = stat64_get(&ram_counters.postcopy_bytes);
if (migrate_use_xbzrle()) {

2
migration/ram.c
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@ -467,7 +467,7 @@ void ram_transferred_add(uint64_t bytes)
} else if (migration_in_postcopy()) {
stat64_add(&ram_counters.postcopy_bytes, bytes);
} else {
ram_counters.downtime_bytes += bytes;
stat64_add(&ram_counters.downtime_bytes, bytes);
}
stat64_add(&ram_counters.transferred, bytes);
}

2
migration/ram.h
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@ -44,7 +44,7 @@ typedef struct {
int64_t dirty_pages_rate;
int64_t dirty_sync_count;
Stat64 dirty_sync_missed_zero_copy;
uint64_t downtime_bytes;
Stat64 downtime_bytes;
Stat64 duplicate;
Stat64 multifd_bytes;
Stat64 normal;