Avoid reusing recorded events when performing a migration, since this may make the migration selection logic pick an already-moved flow.
Fixes: f6257b22e767 ("event/dsw: add load balancing") Cc: sta...@dpdk.org Reported-by: Venky Venkatesh <vvenkat...@paloaltonetworks.com> Signed-off-by: Mattias Rönnblom <mattias.ronnb...@ericsson.com> --- drivers/event/dsw/dsw_event.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/event/dsw/dsw_event.c b/drivers/event/dsw/dsw_event.c index d68b71b98..296adea18 100644 --- a/drivers/event/dsw/dsw_event.c +++ b/drivers/event/dsw/dsw_event.c @@ -646,6 +646,9 @@ dsw_port_consider_migration(struct dsw_evdev *dsw, if (dsw->num_ports == 1) return; + if (seen_events_len < DSW_MAX_EVENTS_RECORDED) + return; + DSW_LOG_DP_PORT(DEBUG, source_port->id, "Considering migration.\n"); /* Randomize interval to avoid having all threads considering -- 2.17.1