From: Roland Dreier <rdreier-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
To: Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Bart Van Assche
<bart.vanassche-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Hal Rosenstock
<hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
general-ZwoEplunGu1OwGhvXhtEPSCwEArCW2h5@public.gmane.org
Subject: Re: [PATCH/RFC] IB/mad: Fix lock-lock-timer deadlock in RMPP code
Date: Wed, 09 Sep 2009 14:34:41 -0700 [thread overview]
Message-ID: <adar5ufkdji.fsf@cisco.com> (raw)
In-Reply-To: <F658AB9802E54F9887A2753721FA7882-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org> (Sean Hefty's message of "Wed, 9 Sep 2009 14:22:28 -0700")
> The locking is needed to protect against items being removed from rmpp_list in
> recv_timeout_handler() and recv_cleanup_handler(). No new items should be added
> to the rmpp_list when ib_cancel_rmpp_recvs() is running (or there's a separate
> bug).
Ah, I see.
That's trickier I guess... hmm...
- R.
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next prev parent reply other threads:[~2009-09-09 21:34 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-07 15:37 [NEW PATCH] IB/mad: Fix possible lock-lock-timer deadlock Roland Dreier
[not found] ` <adaws4an4uh.fsf-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-09-07 20:27 ` Bart Van Assche
[not found] ` <e2e108260909071327o7f521876s60d643b455e7c6ec-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-09-08 4:21 ` Roland Dreier
[not found] ` <adaskeym5gu.fsf-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-09-08 6:25 ` Bart Van Assche
2009-09-08 17:01 ` [ofa-general] " Bart Van Assche
[not found] ` <e2e108260909081001u5c31fcf0lca909c488831ec4b-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-09-08 17:17 ` Roland Dreier
[not found] ` <e2e108260909072325w2e0b4b1na0aa01a74f2341e4-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-09-08 17:15 ` Roland Dreier
[not found] ` <adabpllmk7c.fsf-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-09-08 19:09 ` Bart Van Assche
[not found] ` <e2e108260909081209t36bfef12m24ce000686ed116e-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-09-09 20:42 ` [PATCH/RFC] IB/mad: Fix lock-lock-timer deadlock in RMPP code (was: [NEW PATCH] IB/mad: Fix possible lock-lock-timer deadlock) Roland Dreier
[not found] ` <adavdjrkfyq.fsf_-_-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-09-09 21:22 ` Sean Hefty
[not found] ` <F658AB9802E54F9887A2753721FA7882-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2009-09-09 21:34 ` Roland Dreier [this message]
2009-09-22 18:27 ` [PATCH/RFC] IB/mad: Fix lock-lock-timer deadlock in RMPP code Roland Dreier
[not found] ` <ada7hvq7s36.fsf-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-09-22 22:27 ` Sean Hefty
[not found] ` <9DA1536B0B4943E7BC52280C977F1D23-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2009-09-23 18:09 ` Roland Dreier
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