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net: rps: locklessly access rflow->cpu 

This is the last member in struct rps_dev_flow which should be
protected locklessly. So finish it.

Signed-off-by: Jason Xing <kernelxing@tencent.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jason Xing 2024-04-18 15:36:03 +08:00 committed by David S. Miller
parent f00bf5dc83
commit f7b60cce84
1 changed files with 1 additions and 1 deletions
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net/core/dev.c
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@ -4539,7 +4539,7 @@ set_rps_cpu(struct net_device *dev, struct sk_buff *skb,
rps_input_queue_tail_save(&rflow->last_qtail, head);
}
rflow->cpu = next_cpu;
WRITE_ONCE(rflow->cpu, next_cpu);
return rflow;
}