On 2013年05月18日 21:37, Or Gerlitz wrote: > On Fri, May 17, 2013 at 10:36 PM, Jack Wang <[email protected]> > wrote: >> We've seen below neigh->list list corruption warning during testing, > > So about little heads up on what kernel you are using? what's the way > to trigger this warning? Hi Or,
I tried 3.4.23, and mainline kernel from Roland's rdma-for-linus, we added bug injection interface, run multithread iperf, and switched ib mode between connected and datagram in sync on each side as Shlomo suggested. > >> From Dongsu's and my opinion, several place also need >> netif_tx_lock(_bh)/netif_tx_unlock(_bh) pairs around neigh->list , I >> tried to add netif_tx_lock/netif_tx_unlock into ipoib_cm_destroy_tx, it >> improved the situation, there're some other places in ipoib_main.c and >> ipoib_mcast.c, but I don't know which lock should be added, if you can >> take some time to look into it, that will be great. > > > what do you mean by improved the situation? the waring is gone? and if > yes, what's remain? > I mean it take longer time to reproduce this warning. Regards Jack > Or. > -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
