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FromNeil Brown <>
DateThu, 24 Aug 2006 16:12:52 +1000
SubjectRe: [PATCH] nfsd: lockdep annotation
On Wednesday August 23, a.p.zijlstra@chello.nl wrote:
> Hi,
> 
> while doing a kernel make modules_install install over an NFS mount.
> (
> 
> =============================================
> [ INFO: possible recursive locking detected ]
> ---------------------------------------------

Thanks for the patch.  I had a patch to fix this in my queue, but I
just hadn't got around to submitting it yet :-(
Never mind, we'll go with yours and Andrew already has it.

I had flags the fh_lock in nfsd_setattr a I_MUTEX_CHILD which you
didn't however I see that isn't needed (Why do we have PARENT and
CHILD and NORMAL.... you would think that any two would do ??)
However there is a bit missing: the fh_lock in nfsd_proc_create
in nfsproc.c needs I_MUTEX_PARENT - I'll send a separate patch to fix
that.

Thanks,
NeilBrown

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