On Wed, Sep 23, 2009 at 12:08 PM, Sean Hefty <sean.he...@intel.com> wrote:
> >ibnetdiscover D ffffffff80149b8d 0 26968 26544 > >(L-TLB) > > ffff8102c900bd88 0000000000000046 ffff81037e8e0000 ffff81037e8e02e8 > > ffff8102c900bd78 000000000000000a ffff8102c5b50820 ffff81038a929820 > > 0000011837bf6105 0000000000000ede ffff8102c5b50a08 0000000100000000 > >Call Trace: > > [<ffffffff80064207>] wait_for_completion+0x79/0xa2 > > [<ffffffff8008b4cc>] default_wake_function+0x0/0xe > > [<ffffffff882271d9>] :ib_mad:ib_cancel_rmpp_recvs+0x87/0xde > > [<ffffffff88224485>] :ib_mad:ib_unregister_mad_agent+0x30d/0x424 > > [<ffffffff883983e9>] :ib_umad:ib_umad_close+0x9d/0xd6 > > [<ffffffff80012e22>] __fput+0xae/0x198 > > [<ffffffff80023de6>] filp_close+0x5c/0x64 > > [<ffffffff800393df>] put_files_struct+0x63/0xae > > [<ffffffff80015b26>] do_exit+0x31c/0x911 > > [<ffffffff8004971a>] cpuset_exit+0x0/0x6c > > [<ffffffff8005e116>] system_call+0x7e/0x83 > > > >From the dump it seems that the process is waits on the call to > >flush_workqueue() in ib_cancel_rmpp_recvs(). The package they use is > >OFED 1.4.2. > > Roland just submitted a patch in this area yesterday. I don't know if the > patch > would fix their issue, but it may be worth trying. What kernel does 1.4.2 > map > to? > > What RMPP messages does ibnetdiscover use? None AFAIK. -- Hal > If the program is completing > successfully, there may be a different race with the rmpp cleanup. I'll > see if > anything else stands out in that area. > > - Sean > > -- > To unsubscribe from this list: send the line "unsubscribe linux-rdma" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >
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