[PATCH net-next v5 04/15] bnxt_en: Rename xdp_tx_lock to tx_lock
From: Michael Chan <michael.chan@broadcom.com>
Date: 2026-07-10 04:24:53
Subsystem:
broadcom bnxt_en 50 gigabit ethernet driver, networking drivers, the rest, xdp (express data path) · Maintainers:
Michael Chan, Pavan Chebbi, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, Alexei Starovoitov, Daniel Borkmann, David S. Miller, Jesper Dangaard Brouer, John Fastabend
xdp_tx_lock in struct bnxt_tx_ring_info is used to serialize XDP_REDIRECT on the same TX ring. MPCs will also need this lock for a similar purpose to serialize sending multiple messages on the same MPC, so rename it to tx_lock. Reviewed-by: Andy Gospodarek <redacted> Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com> Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 2 +- drivers/net/ethernet/broadcom/bnxt/bnxt.h | 4 ++-- drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 4 ++-- 3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 56de663f3027..22770751567c 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c@@ -4154,7 +4154,7 @@ static int bnxt_alloc_tx_rings(struct bnxt *bp) } qidx = bp->tc_to_qidx[j]; ring->queue_id = bp->q_info[qidx].queue_id; - spin_lock_init(&txr->xdp_tx_lock); + spin_lock_init(&txr->tx_lock); if (i < bp->tx_nr_rings_xdp) continue; if (BNXT_RING_TO_TC_OFF(bp, i) == (bp->tx_nr_rings_per_tc - 1))
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index fec88d40a606..91016684c02a 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h@@ -1014,8 +1014,8 @@ struct bnxt_tx_ring_info { u32 dev_state; struct bnxt_ring_struct tx_ring_struct; - /* Synchronize simultaneous xdp_xmit on same ring */ - spinlock_t xdp_tx_lock; + /* Synchronize simultaneous xdp_xmit on same ring or for MPC ring */ + spinlock_t tx_lock; }; #define BNXT_LEGACY_COAL_CMPL_PARAMS \
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
index b485e4d9b26f..d1873124893a 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c@@ -352,7 +352,7 @@ int bnxt_xdp_xmit(struct net_device *dev, int num_frames, return -EINVAL; if (static_branch_unlikely(&bnxt_xdp_locking_key)) - spin_lock(&txr->xdp_tx_lock); + spin_lock(&txr->tx_lock); for (i = 0; i < num_frames; i++) { struct xdp_frame *xdp = frames[i];
@@ -377,7 +377,7 @@ int bnxt_xdp_xmit(struct net_device *dev, int num_frames, } if (static_branch_unlikely(&bnxt_xdp_locking_key)) - spin_unlock(&txr->xdp_tx_lock); + spin_unlock(&txr->tx_lock); return nxmit; }
--
2.51.0