On Fri, 20 Jul 2007, Julian Elischer wrote: > Robert Watson wrote: >> >> On Tue, 17 Jul 2007, Max Laier wrote: >> >> So far I have had 0 (zero) reports of problems since this thread began. >> Could people using uid/gid/jail rules with ipfw or pf on 7.x *please* try >> running their firewalls without debug.mpsafenet -- ignore the witness >> warnings and/or disable witness, and let us know if you experience >> deadlocks. We're reaching the very end of the merge cycle for 7.0, and I >> would really like to remove the Giant crutches (now effectively unused) >> from the network stack so it's not part of the ABI/API, the code is >> simplified and cleaned up, etc. > > does "problem" include a LOR message, or only a deadlock? I've seen plenty > of the first, but not the second. Deadlocks. The LOR is expected, but actually a false positive with respect to deadlock potential, we now believe. To be specific: there is a cycle, but since the cycling conditions always involve read acquisition, they shouldn't lead to a wait cycle. So what we're looking for here is evidence of something more than the WITNESS warning. Robert N M Watson Computer Laboratory University of CambridgeReceived on Fri Jul 20 2007 - 18:33:42 UTC
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