Subject: Re: panic: lockmgr: release of unlocked lock
To: Bill Studenmund <wrstuden@netbsd.org>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: tech-kern
Date: 03/16/2005 12:17:09
On Tue, Mar 15, 2005 at 01:55:16PM -0800, Bill Studenmund wrote:
> Note: there are two different issues in this thread. The first seems to be
> covered in PR 29670, and should be fixed in current.
> sys/kern/vfs_lookup.c rev 1.57 is the one in question. I have requested it
> be pulled into the 2.x and 2.0.x branches.
>
> My understanding is that Manuel was seeing deadlock even after he applied
> the fix I mailed out. Thus he is seeing a second issue. The lock trace
> script should help with this latter issue.
>
The patch did indeed fix some problem, as the printf I added here is sometimes
triggered. I can't remember if I've seen a vnode lock issue since.
In the last 2 weeks, this alpha has been in vnode table full condition
several times, and did survive ...
--
Manuel Bouyer <bouyer@antioche.eu.org>
NetBSD: 26 ans d'experience feront toujours la difference
--