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qede: add netpoll support for qede driver

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[ Upstream commit 961aa71623 ]

handle netpoll case when qede_poll is called by
netpoll layer with budget 0

Signed-off-by: Bhaskar Upadhaya <bupadhaya@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: Ariel Elior <aelior@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stable-dep-of: 2ccce20d51 ("qede: execute xdp_do_flush() before napi_complete_done()")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Bhaskar Upadhaya 2021-02-10 12:28:29 -08:00 • committed by Greg Kroah-Hartman
commit 8aba483f70
1 changed files with 2 additions and 1 deletions
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3
drivers/net/ethernet/qlogic/qede/qede_fp.c
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@ -1456,7 +1456,8 @@ int qede_poll(struct napi_struct *napi, int budget)
rx_work_done = (likely(fp->type & QEDE_FASTPATH_RX) &&
qede_has_rx_work(fp->rxq)) ?
qede_rx_int(fp, budget) : 0;
if (rx_work_done < budget) {
/* Handle case where we are called by netpoll with a budget of 0 */
if (rx_work_done < budget || !budget) {
if (!qede_poll_is_more_work(fp)) {
napi_complete_done(napi, rx_work_done);