From 7aa62487efe1a48ba03cab287034149c2018b9fd Mon Sep 17 00:00:00 2001 From: Kamil Maziarz Date: Tue, 6 Jun 2023 12:33:58 +0200 Subject: [PATCH] ice: Fix XDP memory leak when NIC is brought up and down [ Upstream commit 78c50d6961fc05491ebbc71c35d87324b1a4f49a ] Fix the buffer leak that occurs while switching the port up and down with traffic and XDP by checking for an active XDP program and freeing all empty TX buffers. Fixes: efc2214b6047 ("ice: Add support for XDP") Signed-off-by: Kamil Maziarz Tested-by: Chandan Kumar Rout (A Contingent Worker at Intel) Acked-by: Maciej Fijalkowski Signed-off-by: Tony Nguyen Signed-off-by: Sasha Levin --- drivers/net/ethernet/intel/ice/ice_main.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 0d8b8c6f9bd35..0c949ed22a313 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -7048,6 +7048,10 @@ int ice_down(struct ice_vsi *vsi) ice_for_each_txq(vsi, i) ice_clean_tx_ring(vsi->tx_rings[i]); + if (ice_is_xdp_ena_vsi(vsi)) + ice_for_each_xdp_txq(vsi, i) + ice_clean_tx_ring(vsi->xdp_rings[i]); + ice_for_each_rxq(vsi, i) ice_clean_rx_ring(vsi->rx_rings[i]); -- 2.50.1