Date: Sat, 28 Feb 2004 17:14:02 -0500 (EST) From: Robert Watson <rwatson@freebsd.org> To: Vincent Poy <vince@oahu.WURLDLINK.NET> Cc: Kris Kennaway <kris@obsecurity.org> Subject: Re: HEADSUP: Sleep queues added to kernel, so be careful. Message-ID: <Pine.NEB.3.96L.1040228171207.24114M-100000@fledge.watson.org> In-Reply-To: <20040228115347.K8264-100000@oahu.WURLDLINK.NET>
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On Sat, 28 Feb 2004, Vincent Poy wrote: > > > > Switch the sleep/wakeup and condition variable implementations to use the > > > > sleep queue interface: > > > > > > There should be little user-visible effect from this change. > > > > Except for the kernel breakage, perhaps ;-) I guess John is away until > > Monday though. > > What kind of kernel breakage? I think Kris is referring to the tinderbox messages -- the midway driver appears to be having problems compiling because it relied on the cv_waitq_empty() primitive, which is no longer present following the sleep queue change. > What seems to happen for me is that I was originally on a September 23, > 2003 -CURRENT and then applied all /etc updates and then according to > src/UPDATING - I did a make buildworld, followed by a make buildkernel, > make installkernel and rebooted and things were still working. Then I > did a make installworld and then recvsupped with the latest tree which > had src/sbin/savecore/savecore.c 1.68 as the latest thing, then repeated > the make buildworld, make buildkernel, make installkernel, make > installworld but this time as soon as I rebooted, the network seems to > not work at all. I can't get past the machine. Is this something > broken with ipfw since I can't ping the public IP but I can ping the > local 192.168.0.1 address but not anything beyond that and is connected > at 100Mbps Full Duplex. Tried switching both NIC cards and cables just > in case they decided to fail but no go either. Could you confirm that your userspace and userland are really 100% in sync? If you run without IPFW, do things work properly? Robert N M Watson FreeBSD Core Team, TrustedBSD Projects robert@fledge.watson.org Senior Research Scientist, McAfee Research
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