netdev - Re: [PATCH net] net/smc: Prevent smc

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Date:   Fri, 17 Dec 2021 14:32:50 +0800
From:   "D. Wythe" <alibuda@...ux.alibaba.com>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     Karsten Graul <kgraul@...ux.ibm.com>, davem@...emloft.net,
        netdev@...r.kernel.org, linux-s390@...r.kernel.org,
        linux-rdma@...r.kernel.org
Subject: Re: [PATCH net] net/smc: Prevent smc_release() from long blocking


Sorry for this mistake, I'll pay more attention next time.

Thanks.

On Thu, Dec 16, 2021 at 08:13:31AM -0800, Jakub Kicinski wrote:
> On Thu, 16 Dec 2021 11:08:13 +0100 Karsten Graul wrote:
> > On 15/12/2021 13:29, D. Wythe wrote:
> > > From: "D. Wythe" <alibuda@...ux.alibaba.com>
> > > 
> > > In nginx/wrk benchmark, there's a hung problem with high probability
> > > on case likes that: (client will last several minutes to exit)
> > > 
> > > server: smc_run nginx
> > > 
> > > client: smc_run wrk -c 10000 -t 1 http://server
> > > 
> > > Client hangs with the following backtrace:  
> 
> In the future please make sure to leave the commit title in the Fixes
> tag exactly as is (you seem to have removed a "net/" prefix).
> 
> > Good finding, thank you!
> > 
> > Acked-by: Karsten Graul <kgraul@...ux.ibm.com>
> 
> Applied, thanks.