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<div class="gmail_quote">On Wed, Sep 23, 2009 at 12:08 PM, Sean Hefty <span dir="ltr"><<a href="mailto:sean.hefty@intel.com">sean.hefty@intel.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">
<div class="im">>ibnetdiscover D ffffffff80149b8d 0 26968 26544<br>>(L-TLB)<br>> ffff8102c900bd88 0000000000000046 ffff81037e8e0000 ffff81037e8e02e8<br>> ffff8102c900bd78 000000000000000a ffff8102c5b50820 ffff81038a929820<br>
> 0000011837bf6105 0000000000000ede ffff8102c5b50a08 0000000100000000<br>>Call Trace:<br>> [<ffffffff80064207>] wait_for_completion+0x79/0xa2<br>> [<ffffffff8008b4cc>] default_wake_function+0x0/0xe<br>
> [<ffffffff882271d9>] :ib_mad:ib_cancel_rmpp_recvs+0x87/0xde<br>> [<ffffffff88224485>] :ib_mad:ib_unregister_mad_agent+0x30d/0x424<br>> [<ffffffff883983e9>] :ib_umad:ib_umad_close+0x9d/0xd6<br>
> [<ffffffff80012e22>] __fput+0xae/0x198<br>> [<ffffffff80023de6>] filp_close+0x5c/0x64<br>> [<ffffffff800393df>] put_files_struct+0x63/0xae<br>> [<ffffffff80015b26>] do_exit+0x31c/0x911<br>
> [<ffffffff8004971a>] cpuset_exit+0x0/0x6c<br>> [<ffffffff8005e116>] system_call+0x7e/0x83<br>><br>>From the dump it seems that the process is waits on the call to<br>>flush_workqueue() in ib_cancel_rmpp_recvs(). The package they use is<br>
>OFED 1.4.2.<br><br></div>Roland just submitted a patch in this area yesterday. I don't know if the patch<br>would fix their issue, but it may be worth trying. What kernel does 1.4.2 map<br>to?<br><br>What RMPP messages does ibnetdiscover use?</blockquote>
<div> </div>
<div>None AFAIK.</div>
<div> </div>
<div>-- Hal</div>
<div> </div>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid"> If the program is completing<br>successfully, there may be a different race with the rmpp cleanup. I'll see if<br>
anything else stands out in that area.<br><br>- Sean<br><font color="#888888"><br>--<br>To unsubscribe from this list: send the line "unsubscribe linux-rdma" in<br>the body of a message to <a href="mailto:majordomo@vger.kernel.org">majordomo@vger.kernel.org</a><br>
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