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Date: Wed, 1 Jul 2009 12:08:18 +0300
From: Jaakko Heinonen <jh@saunalahti.fi>
To: Mike Andrews <mandrews@bit0.com>
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Cc: Rick Romero <rick@havokmon.com>, Gavin Atkinson <gavin@FreeBSD.org>,
	freebsd-stable@freebsd.org, Andriy Gapon <avg@icyb.net.ua>
Subject: Re: kern/135412: [zfs] [nfs] zfs(v13)+nfs and open(...,
	O_WRONLY|O_CREAT|O_EXCL, ...)
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On 2009-06-30, Mike Andrews wrote:
> Jaakko Heinonen wrote:
> > On 2009-06-30, Danny Braniss wrote:
> >> 	This pr is realy holding me back, I can't upgrade this server, and
> >> telling serveral tens of users to us cp, etc is not an option. The open
> >> works fine if not using O_EXCL. 
> > 
> > I guess that r185586 needs to be MFCd to stable/7. Here's an untested
> > patch against stable/7:
> 
> The patch doesn't help over here, sorry.
> 
> Simply doing 'touch' or 'mv' to an NFSv3 mount (using either a v6 or v13 
> zpool) is the test case I've been using; touch doesn't even use O_EXCL as 
> far as I can tell.

I could reproduce the problem with O_EXCL and verified that the patch
fixes it. However I couldn't reproduce the problem you are seeing with
touch and mv.

-- 
Jaakko