Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR.

Conflicts:

net/mac80211/rx.c
  91535613b609 ("wifi: mac80211: don't drop all unprotected public action frames")
  6c02fab72429 ("wifi: mac80211: split ieee80211_drop_unencrypted_mgmt() return value")

Adjacent changes:

drivers/net/ethernet/apm/xgene/xgene_enet_main.c
  61471264c018 ("net: ethernet: apm: Convert to platform remove callback returning void")
  d2ca43f30611 ("net: xgene: Fix unused xgene_enet_of_match warning for !CONFIG_OF")

net/vmw_vsock/virtio_transport.c
  64c99d2d6ada ("vsock/virtio: support to send non-linear skb")
  53b08c498515 ("vsock/virtio: initialize the_virtio_vsock before using VQs")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

3 files changed, 23 insertions, 12 deletions

diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index c4cd54aa4dd5..1bf424ac3145 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -528,7 +528,6 @@ struct i40e_pf {
 #define I40E_FLAG_DISABLE_FW_LLDP		BIT(24)
 #define I40E_FLAG_RS_FEC			BIT(25)
 #define I40E_FLAG_BASE_R_FEC			BIT(26)
-#define I40E_FLAG_VF_VLAN_PRUNING		BIT(27)
 /* TOTAL_PORT_SHUTDOWN
  * Allows to physically disable the link on the NIC's port.
  * If enabled, (after link down request from the OS)
@@ -551,6 +550,7 @@ struct i40e_pf {
  *   in abilities field of i40e_aq_set_phy_config structure
  */
 #define I40E_FLAG_TOTAL_PORT_SHUTDOWN_ENABLED	BIT(27)
+#define I40E_FLAG_VF_VLAN_PRUNING		BIT(28)
 
 	struct i40e_client_instance *cinst;
 	bool stat_offsets_loaded;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index d1400cb7f1fc..dd410b15000f 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -2543,7 +2543,14 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget,
 			rx_buffer = i40e_rx_bi(rx_ring, ntp);
 			i40e_inc_ntp(rx_ring);
 			i40e_reuse_rx_page(rx_ring, rx_buffer);
-			cleaned_count++;
+			/* Update ntc and bump cleaned count if not in the
+			 * middle of mb packet.
+			 */
+			if (rx_ring->next_to_clean == ntp) {
+				rx_ring->next_to_clean =
+					rx_ring->next_to_process;
+				cleaned_count++;
+			}
 			continue;
 		}
 
@@ -2846,7 +2853,7 @@ tx_only:
 		return budget;
 	}
 
-	if (vsi->back->flags & I40E_TXR_FLAGS_WB_ON_ITR)
+	if (q_vector->tx.ring[0].flags & I40E_TXR_FLAGS_WB_ON_ITR)
 		q_vector->arm_wb_state = false;
 
 	/* Exit the polling mode, but don't re-enable interrupts if stack might
diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
index 4a49848f7781..e99fa854d17f 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
@@ -433,12 +433,12 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget)
 	unsigned int total_rx_bytes = 0, total_rx_packets = 0;
 	u16 next_to_process = rx_ring->next_to_process;
 	u16 next_to_clean = rx_ring->next_to_clean;
-	u16 count_mask = rx_ring->count - 1;
 	unsigned int xdp_res, xdp_xmit = 0;
 	struct xdp_buff *first = NULL;
+	u32 count = rx_ring->count;
 	struct bpf_prog *xdp_prog;
+	u32 entries_to_alloc;
 	bool failure = false;
-	u16 cleaned_count;
 
 	if (next_to_process != next_to_clean)
 		first = *i40e_rx_bi(rx_ring, next_to_clean);
@@ -471,7 +471,8 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget)
 						      qword);
 			bi = *i40e_rx_bi(rx_ring, next_to_process);
 			xsk_buff_free(bi);
-			next_to_process = (next_to_process + 1) & count_mask;
+			if (++next_to_process == count)
+				next_to_process = 0;
 			continue;
 		}
 
@@ -489,7 +490,8 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget)
 		else if (i40e_add_xsk_frag(rx_ring, first, bi, size))
 			break;
 
-		next_to_process = (next_to_process + 1) & count_mask;
+		if (++next_to_process == count)
+			next_to_process = 0;
 
 		if (i40e_is_non_eop(rx_ring, rx_desc))
 			continue;
@@ -509,10 +511,10 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget)
 
 	rx_ring->next_to_clean = next_to_clean;
 	rx_ring->next_to_process = next_to_process;
-	cleaned_count = (next_to_clean - rx_ring->next_to_use - 1) & count_mask;
 
-	if (cleaned_count >= I40E_RX_BUFFER_WRITE)
-		failure |= !i40e_alloc_rx_buffers_zc(rx_ring, cleaned_count);
+	entries_to_alloc = I40E_DESC_UNUSED(rx_ring);
+	if (entries_to_alloc >= I40E_RX_BUFFER_WRITE)
+		failure |= !i40e_alloc_rx_buffers_zc(rx_ring, entries_to_alloc);
 
 	i40e_finalize_xdp_rx(rx_ring, xdp_xmit);
 	i40e_update_rx_stats(rx_ring, total_rx_bytes, total_rx_packets);
@@ -748,14 +750,16 @@ int i40e_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags)
 
 void i40e_xsk_clean_rx_ring(struct i40e_ring *rx_ring)
 {
-	u16 count_mask = rx_ring->count - 1;
 	u16 ntc = rx_ring->next_to_clean;
 	u16 ntu = rx_ring->next_to_use;
 
-	for ( ; ntc != ntu; ntc = (ntc + 1)  & count_mask) {
+	while (ntc != ntu) {
 		struct xdp_buff *rx_bi = *i40e_rx_bi(rx_ring, ntc);
 
 		xsk_buff_free(rx_bi);
+		ntc++;
+		if (ntc >= rx_ring->count)
+			ntc = 0;
 	}
 }