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migration: Avoid two src-downtime-end tracepoints for postcopy

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Postcopy can trigger this tracepoint twice, while only the 1st one is
valid.  Avoid triggering the 2nd tracepoint just like what we do with
recording the total downtime.

Signed-off-by: Peter Xu <peterx@redhat.com>
Tested-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Juraj Marcin <jmarcin@redhat.com>
Link: https://lore.kernel.org/r/20250114230746.3268797-5-peterx@redhat.com
Signed-off-by: Fabiano Rosas <farosas@suse.de>
This commit is contained in:
Peter Xu 2025-01-14 18:07:34 -05:00 committed by Fabiano Rosas
parent 9cde9b435a
commit 812145fcf7
1 changed files with 1 additions and 2 deletions
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migration/migration.c
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@ -129,9 +129,8 @@ static void migration_downtime_end(MigrationState *s)
*/
if (!s->downtime) {
s->downtime = now - s->downtime_start;
}
trace_vmstate_downtime_checkpoint("src-downtime-end");
}
}
static bool migration_needs_multiple_sockets(void)