From 42e51de97cb449aa7d2aa1638cb5fcd2695b8f98 Mon Sep 17 00:00:00 2001 From: Ido Schimmel Date: Tue, 1 Nov 2022 14:39:35 +0200 Subject: rocker: Avoid unnecessary scheduling of work item The work item function ofdpa_port_fdb_learn_work() does not do anything when 'OFDPA_OP_FLAG_LEARNED' is not set in the work item's flags. Therefore, do not allocate and do not schedule the work item when the flag is not set. Suggested-by: Vladimir Oltean Signed-off-by: Ido Schimmel Reviewed-by: Vladimir Oltean Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/rocker/rocker_ofdpa.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'drivers/net/ethernet') diff --git a/drivers/net/ethernet/rocker/rocker_ofdpa.c b/drivers/net/ethernet/rocker/rocker_ofdpa.c index 58cf7cc54f40..77ad09ad8304 100644 --- a/drivers/net/ethernet/rocker/rocker_ofdpa.c +++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c @@ -1821,19 +1821,16 @@ static void ofdpa_port_fdb_learn_work(struct work_struct *work) const struct ofdpa_fdb_learn_work *lw = container_of(work, struct ofdpa_fdb_learn_work, work); bool removing = (lw->flags & OFDPA_OP_FLAG_REMOVE); - bool learned = (lw->flags & OFDPA_OP_FLAG_LEARNED); struct switchdev_notifier_fdb_info info = {}; + enum switchdev_notifier_type event; info.addr = lw->addr; info.vid = lw->vid; + event = removing ? SWITCHDEV_FDB_DEL_TO_BRIDGE : + SWITCHDEV_FDB_ADD_TO_BRIDGE; rtnl_lock(); - if (learned && removing) - call_switchdev_notifiers(SWITCHDEV_FDB_DEL_TO_BRIDGE, - lw->ofdpa_port->dev, &info.info, NULL); - else if (learned && !removing) - call_switchdev_notifiers(SWITCHDEV_FDB_ADD_TO_BRIDGE, - lw->ofdpa_port->dev, &info.info, NULL); + call_switchdev_notifiers(event, lw->ofdpa_port->dev, &info.info, NULL); rtnl_unlock(); kfree(work); @@ -1865,6 +1862,9 @@ static int ofdpa_port_fdb_learn(struct ofdpa_port *ofdpa_port, if (!ofdpa_port_is_bridged(ofdpa_port)) return 0; + if (!(flags & OFDPA_OP_FLAG_LEARNED)) + return 0; + lw = kzalloc(sizeof(*lw), GFP_ATOMIC); if (!lw) return -ENOMEM; -- cgit v1.2.3