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Date: Thu, 25 Mar 2010 10:54:06 +0000
From: Al Viro <viro@ZenIV.linux.org.uk>
To: Boaz Harrosh <bharrosh@panasas.com>
Cc: Doug Nazar <nazard.lkml@gmail.com>,
       linux-fsdevel <linux-fsdevel@vger.kernel.org>,
       "J. Bruce Fields" <bfields@citi.umich.edu>,
       pNFS Mailing List <pnfs@linux-nfs.org>,
       linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [pnfs] [GIT BISECT] first bad commit: 1f36f774 Switch !O_CREAT
 case to use of do_last()
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On Thu, Mar 25, 2010 at 10:12:31AM +0000, Al Viro wrote:
> On Thu, Mar 25, 2010 at 11:39:38AM +0200, Boaz Harrosh wrote:
> 
> > It makes no difference, fails just the same. Would an "strace" help?
> 
> It might, especially if you ran it for identical repositories on local
> fs and on NFS; at least that way it would be possible to see where do
> they diverge...

I wonder...  What happens if you add
	if (error == -EISDIR)
		printk("blah: %s", pathname);
right after do_lookup() call in do_last()?  That would separate -EISDIR
coming from NFS from the same thing coming from fs/namei.c...