Date: Wed, 07 Feb 2001 16:59:00 -0800 (PST) From: John Baldwin <jhb@FreeBSD.org> To: Andrea Campi <andrea@webcom.it> Cc: Jim Bloom <bloom@acm.org>, "Crist J. Clark" <cjclark@reflexnet.net>, current@FreeBSD.org Subject: Re: Kernel Panic from Yesterday's CVSup Message-ID: <XFMail.010207165900.jhb@FreeBSD.org> In-Reply-To: <20010208014108.A13541@webcom.it>
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On 08-Feb-01 Andrea Campi wrote: >> >> Yes, the intr_nesting_level needs to be dropped before calling >> kthread_exit(). >> I have this fixed in a different manner locally. You can try that to see if >> it >> gets farther. However, your problems with lpr are a known problem and one >> that >> is in the process of being fixed. > > No that was the other guy. My problem is when ejecting a pccard ethernet > card, > which of course is the only device on that irq, triggering this bug which is > probably much less exercised on desktops (another good argument for keeping > current on my laptop). > > This said, I'd love to try your patch to decrement intr_nesting_level and see > what happens. My patches may help with this, but they are a lot more than just a single change, they are an overhaul of the interrupt threads code. :) If you are really curious, you can find them at http://www.FreeBSD.org/~jhb/patches/sys.patch. Currently, however, they reduce the system to a crawl. Well, at least console I/O feels like a 2400 baud modem. I'm even losing characters on the keyboard. :( -- John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.Baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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