Re: [pnfs] [GIT BISECT] first bad commit: 1f36f774 Switch !O_CREAT case to use of do_last()

[Trond Myklebust <trond.myklebust@fys.uio.no>]

On Thu, 2010-03-25 at 19:28 +0200, Boaz Harrosh wrote: 
> On 03/25/2010 05:25 PM, Al Viro wrote:

> > I'm going to send a fix for O_DIRECTORY case (restoring the behaviour
> > we had in 2.6.33) today, but NFS side of things also needs to be dealt
> > with.
> 
> Thank you Al for fixing this, I hope some capable NFS person will take
> that issue to heart.

The NFSv4 fix is a trivial 1 liner. Pushed to bugfixes.

Now to understand that screwed up xdr decode...

Trond
------------------------------------------------------------------------------------------ 
NFSv4: Fall back to ordinary lookup if nfs4_atomic_open() returns EISDIR
From: Trond Myklebust <Trond.Myklebust@netapp.com>

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---

 fs/nfs/dir.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)


diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index c6f2750..be46f26 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1025,12 +1025,12 @@ static struct dentry *nfs_atomic_lookup(struct inode *dir, struct dentry *dentry
 				res = NULL;
 				goto out;
 			/* This turned out not to be a regular file */
+			case -EISDIR:
 			case -ENOTDIR:
 				goto no_open;
 			case -ELOOP:
 				if (!(nd->intent.open.flags & O_NOFOLLOW))
 					goto no_open;
-			/* case -EISDIR: */
 			/* case -EINVAL: */
 			default:
 				goto out;