Re: [PATCH 0/7] Permit filesystem local caching and NFS superblock sharing [try #13]

From: David Howells
Date: Mon Sep 04 2006 - 09:44:08 EST


Ian Kent <raven@xxxxxxxxxx> wrote:

> This is the point I'm trying to make.
> I'm able to reproduce this with exports that don't have "nohide".
> The mkdir used to return EEXIST, possibly before getting to the EACCES
> test. It appears to be a change in semantic behavior and I can't see
> where it is coming from. autofs expects an EEXIST but not an EACCES and
> so doesn't perform the mount. I could ignore the EACCES but that would
> be cheating.

Here's something you can try: Look in fs/nfs/dir.c. Find nfs_lookup(). In
there, find the following lines:

/* If we're doing an exclusive create, optimize away the lookup */
if (nfs_is_exclusive_create(dir, nd))
goto no_entry;

Comment that bit out and see what the effect it.

David
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/