Date: Mon, 8 Apr 2002 01:04:42 -0400 From: Coleman Kane <cokane@freebsd.org> To: Scott Long <scott_long@btc.adaptec.com> Cc: Josef Karthauser <joe@freebsd.org>, cvs-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/dev/usb uhci.c Message-ID: <20020408010442.A19063@shell.one.net> In-Reply-To: <20020408035351.GA6762@hollin.btc.adaptec.com>; from scott_long@btc.adaptec.com on Sun, Apr 07, 2002 at 09:53:52PM -0600 References: <200204071803.g37I3jj44027@freefall.freebsd.org> <20020408035351.GA6762@hollin.btc.adaptec.com>
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Just to give you all an update on the lockup issue, the XFree86 system locks up during direct access to ums. If I use moused and run it through sysmouse, the system works fine. I don't know if that is any help or not. -- coleman Thus spoke Scott Long <scott_long@btc.adaptec.com>, and it was proclaimed: > On Sun, Apr 07, 2002 at 11:03:45AM -0700, Josef Karthauser wrote: > > joe 2002/04/07 11:03:45 PDT > > > > Modified files: > > sys/dev/usb uhci.c > > Log: > > MFNetBSD: > > revision 1.153 > > date: 2002/02/11 11:40:33; author: augustss; state: Exp; lines: +67 -26 > > Switch to the same abort mechanism as in [eo]hci; it should be more > > robust. > > > > Revision Changes Path > > 1.114 +67 -23 src/sys/dev/usb/uhci.c > > Joe, > > This change (or actually, this group of changes) changes the behaviour of > the ums lockup problem. Now, when I physically detach the device, the > detach never completes in the ums driver. I haven't tracked it down > yet, but I suspect that ums_detach is never even being called. In fact, > usbdevs reports that the device is still connected. However, if I > kldunload the ums driver ums_detach does get called, and further down > the abort callstack there is a panic. I'll send you all of the relevant > debugger info if you are interested. > > Scott > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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