diff mbox series

[net,2/4] igc: Use num_tx_queues when iterating over tx_ring queue

Message ID 20210820155915.1119889-3-anthony.l.nguyen@intel.com
State New
Headers show
Series [net,1/4] igc: fix page fault when thunderbolt is unplugged | expand

Commit Message

Tony Nguyen Aug. 20, 2021, 3:59 p.m. UTC 
From: Toshiki Nishioka <toshiki.nishioka@intel.com>

Use num_tx_queues rather than the IGC_MAX_TX_QUEUES fixed number 4 when
iterating over tx_ring queue since instantiated queue count could be
less than 4 where on-line cpu count is less than 4.

Fixes: ec50a9d437f0 ("igc: Add support for taprio offloading")
Signed-off-by: Toshiki Nishioka <toshiki.nishioka@intel.com>
Signed-off-by: Muhammad Husaini Zulkifli <muhammad.husaini.zulkifli@intel.com>
Tested-by: Muhammad Husaini Zulkifli <muhammad.husaini.zulkifli@intel.com>
Acked-by: Sasha Neftin <sasha.neftin@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
---
 drivers/net/ethernet/intel/igc/igc_main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 5e9c86ea3a5a..ed2d66bc2d6c 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -5495,7 +5495,7 @@  static bool validate_schedule(struct igc_adapter *adapter,
 		if (e->command != TC_TAPRIO_CMD_SET_GATES)
 			return false;
 
-		for (i = 0; i < IGC_MAX_TX_QUEUES; i++) {
+		for (i = 0; i < adapter->num_tx_queues; i++) {
 			if (e->gate_mask & BIT(i))
 				queue_uses[i]++;
 
@@ -5552,7 +5552,7 @@  static int igc_save_qbv_schedule(struct igc_adapter *adapter,
 
 		end_time += e->interval;
 
-		for (i = 0; i < IGC_MAX_TX_QUEUES; i++) {
+		for (i = 0; i < adapter->num_tx_queues; i++) {
 			struct igc_ring *ring = adapter->tx_ring[i];
 
 			if (!(e->gate_mask & BIT(i)))