Re: starting mc triggers lockdep

2006-07-08 Thread Christoph Hellwig
On Sat, Jul 08, 2006 at 11:53:20AM +0200, Arjan van de Ven wrote: > > Did I miss something? > > is it not possible to nfs export /sys, and then mount it over loopback? No, it's not. A filesystem needs dedicated routines to support nfs exporting and sysfs doesn't have those. - To unsubscribe fro

Re: starting mc triggers lockdep

2006-07-08 Thread Herbert Xu
On Sat, Jul 08, 2006 at 11:53:20AM +0200, Arjan van de Ven wrote: > > > > now for the third part, which involves the nfs client: > > > stat on an nfs file, which ends up taken the i_mutex of a directory in > > > the path (obvious), and then does > > > [] tcp_sendmsg+0x1e/0xb1a > > > []

Re: starting mc triggers lockdep

2006-07-08 Thread Arjan van de Ven
On Sat, 2006-07-08 at 13:00 +1000, Herbert Xu wrote: > Arjan van de Ven <[EMAIL PROTECTED]> wrote: > > > > i_mutex is taken within rtln_mutex like this: > > [] create_dir+0x2c/0x1e2 > > [] sysfs_create_dir+0x59/0x78 > > [] kobject_add+0x114/0x1d8 > > [] class_device_add+0xb

Re: starting mc triggers lockdep

2006-07-07 Thread Herbert Xu
Arjan van de Ven <[EMAIL PROTECTED]> wrote: > > i_mutex is taken within rtln_mutex like this: > [] create_dir+0x2c/0x1e2 > [] sysfs_create_dir+0x59/0x78 > [] kobject_add+0x114/0x1d8 > [] class_device_add+0xb5/0x49d > [] netdev_register_sysfs+0x98/0xa2 > [] regis

Re: starting mc triggers lockdep

2006-07-07 Thread Arjan van de Ven
On Fri, 2006-07-07 at 12:13 -0400, Dave Jones wrote: > With 2.6.18rc1 + a selection of the lockdep tweaks found so far, > midnight commander makes the kernel unhappy. > > Dave > > > === > [ INFO: possible circular locking dependen

starting mc triggers lockdep

2006-07-07 Thread Dave Jones
With 2.6.18rc1 + a selection of the lockdep tweaks found so far, midnight commander makes the kernel unhappy. Dave === [ INFO: possible circular locking dependency detected ] -