Re: Lock Order Reversal in nmount/unmount of devfs on NFS

2010-10-22 Thread Doug Barton
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 10/22/2010 11:47 AM, Kostik Belousov wrote: | The LORs are believed to be harmless. IMO the problem with that line of reasoning is that while any individual LOR may be harmless there are so many harmless ones that it leads to people either ignor

Re: Lock Order Reversal in nmount/unmount of devfs on NFS

2010-10-22 Thread Linda Messerschmidt
On Fri, Oct 22, 2010 at 2:47 PM, Kostik Belousov wrote: > The LORs are believed to be harmless. OK, I won't worry about it. I did check the list on sources.zabbadoz.net and didn't see any for nfs & devfs or nfs & syncer, so I just wanted to be sure. :) Thanks! __

Re: Lock Order Reversal in nmount/unmount of devfs on NFS

2010-10-22 Thread Kostik Belousov
On Fri, Oct 22, 2010 at 01:46:54PM -0400, Linda Messerschmidt wrote: > When mounting a devfs filesystem on top of a directory in an NFS > filesystem under 8.1-RELEASE-p1 r213075M, the following lock order > reversal is reported: > > lock order reversal: > 1st 0xc264bbdc nfs (nfs) @ /usr/src/sys/k