diff mbox series

[net-next,V2,08/14] net/mlx5e: SHAMPO, Skipping on duplicate flush of the same SHAMPO SKB

Message ID 20240603212219.1037656-9-tariqt@nvidia.com (mailing list archive)
State Accepted
Commit f5a699e00f045856b55a60ebf57e367fca389910
Delegated to: Netdev Maintainers
Headers show
Series net/mlx5e: SHAMPO, Enable HW GRO once more | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 901 this patch: 901
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers warning 1 maintainers not CCed: linux-rdma@vger.kernel.org
netdev/build_clang success Errors and warnings before: 905 this patch: 905
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 905 this patch: 905
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 8 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/contest success net-next-2024-06-04--18-00 (tests: 1045)

Commit Message

Tariq Toukan June 3, 2024, 9:22 p.m. UTC 
From: Yoray Zack <yorayz@nvidia.com>

SHAMPO SKB can be flushed in mlx5e_shampo_complete_rx_cqe().
If the SKB was flushed, rq->hw_gro_data->skb was also set to NULL.

We can skip on flushing the SKB in mlx5e_shampo_flush_skb
if rq->hw_gro_data->skb == NULL.

Signed-off-by: Yoray Zack <yorayz@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 1e3a5b2afeae..3f76c33aada0 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -2334,7 +2334,7 @@  static void mlx5e_handle_rx_cqe_mpwrq_shampo(struct mlx5e_rq *rq, struct mlx5_cq
 	}
 
 	mlx5e_shampo_complete_rx_cqe(rq, cqe, cqe_bcnt, *skb);
-	if (flush)
+	if (flush && rq->hw_gro_data->skb)
 		mlx5e_shampo_flush_skb(rq, cqe, match);
 free_hd_entry:
 	if (likely(head_size))