Re: [PATCH net 0/2] net/smc: fix kernel panic caused by race of smc_sock

patchwork-bot+netdevbpf
2021-12-28T12:50:14Z

Hello:

This series was applied to netdev/net.git (master)
by David S. Miller <davem@davemloft.net>:

On Tue, 28 Dec 2021 17:03:23 +0800 you wrote:
> This patchset fixes the race between smc_release triggered by
> close(2) and cdc_handle triggered by underlaying RDMA device.
>
> The race is caused because the smc_connection may been released
> before the pending tx CDC messages got its CQEs. In order to fix
> this, I add a counter to track how many pending WRs we have posted
> through the smc_connection, and only release the smc_connection
> after there is no pending WRs on the connection.
>
> [...]

Here is the summary with links:
- [net,1/2] net/smc: don't send CDC/LLC message if link not ready
https://git.kernel.org/netdev/net/c/90cee52f2e78
- [net,2/2] net/smc: fix kernel panic caused by race of smc_sock
https://git.kernel.org/netdev/net/c/349d43127dac

You are awesome, thank you!
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