Re: [PATCH net v3] net: stmmac: protect updates of 64-bit statistics counters

Hello:

This patch was applied to netdev/net.git (main) by David S. Miller davem@davemloft.net:

On Sat, 3 Feb 2024 20:09:27 +0100 you wrote:

As explained by a comment in <linux/u64_stats_sync.h>, write side of struct u64_stats_sync must ensure mutual exclusion, or one seqcount update could be lost on 32-bit platforms, thus blocking readers forever. Such lockups have been observed in real world after stmmac_xmit() on one CPU raced with stmmac_napi_poll_tx() on another CPU.

To fix the issue without introducing a new lock, split the statics into three parts:

[...]

Here is the summary with links: - [net,v3] net: stmmac: protect updates of 64-bit statistics counters https://git.kernel.org/netdev/net/c/38cc3c6dcc09

You are awesome, thank you!