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authorLorenzo Bianconi <lorenzo@kernel.org>2026-04-21 09:35:11 +0300
committerJakub Kicinski <kuba@kernel.org>2026-04-28 03:32:59 +0300
commit2d9f5a118205da2683ffcec78b9347f1f01a820e (patch)
treea48b9e832848ee9549ccc17c2e7c0340ecaa9089 /include/linux
parent5bd6252b9df1030b31095f9f5d34f92a0ea5db78 (diff)
downloadlinux-2d9f5a118205da2683ffcec78b9347f1f01a820e.tar.xz
net: airoha: fix BQL imbalance in TX path
Fix a possible BQL imbalance in airoha_dev_xmit(), where inflight packets are accounted only for the AIROHA_NUM_TX_RING netdev TX queues. The queue index is computed as: qid = skb_get_queue_mapping(skb) % ARRAY_SIZE(qdma->q_tx) txq = netdev_get_tx_queue(dev, qid); However, airoha_qdma_tx_napi_poll() accounts completions across all netdev TX queues (num_tx_queues), leading to inconsistent BQL accounting. Also reset all netdev TX queues in the ndo_stop callback. Fixes: 1d304174106c ("net: airoha: Implement BQL support") Fixes: c9f947769b77 ("net: airoha: Reset BQL stopping the netdevice") Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Link: https://patch.msgid.link/20260421-airoha-fix-bql-v1-1-f135afe4275b@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux')
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