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gve: Simplify tx loop over buffer ring

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Reviewed by:	markj
MFC after:	3 days
Differential Revision: https://reviews.freebsd.org/D41281
This commit is contained in:
Shailend Chand 2023-08-12 00:59:26 -07:00 committed by Xin LI
parent 37e5d49e1e
commit 543cf924bc
1 changed files with 2 additions and 3 deletions
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5
sys/dev/gve/gve_tx.c
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@ -696,10 +696,9 @@ gve_xmit_br(struct gve_tx_ring *tx)
struct ifnet *ifp = priv->ifp;
struct mbuf *mbuf;
while (!drbr_empty(ifp, tx->br) &&
(if_getdrvflags(ifp) & IFF_DRV_RUNNING) != 0) {
while ((if_getdrvflags(ifp) & IFF_DRV_RUNNING) != 0 &&
(mbuf = drbr_peek(ifp, tx->br)) != NULL) {
mbuf = drbr_peek(ifp, tx->br);
if (__predict_false(gve_xmit(tx, mbuf) != 0)) {
drbr_putback(ifp, tx->br, mbuf);
taskqueue_enqueue(tx->xmit_tq, &tx->xmit_task);