Re: [REGRESSION 2.6-git] possible circular locking dependency detected with XFS

From: Michal Piotrowski
Date: Fri Jun 22 2007 - 18:53:20 EST


Hi Oliver,

On 22/06/07, Oliver Pinter <oliver.pntr@xxxxxxxxx> wrote:
Hi all!

I found this info:

=======================================================
[ INFO: possible circular locking dependency detected ]
2.6.22-rc5-wifi1 #2
-------------------------------------------------------
mount/2209 is trying to acquire lock:
(&(&ip->i_lock)->mr_lock/1){--..}, at: [<c022b62d>] xfs_ilock+0x66/0x90

but task is already holding lock:
(&(&ip->i_lock)->mr_lock){----}, at: [<c022b62d>] xfs_ilock+0x66/0x90


AFAIR it is not a regression. It is a known bug (harmless).

Regards,
Michal

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