Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxx> writes:
>> Could you try the following patch? This should report what directories
>> cannot be renamed because one of them is a mount point and it gives some
>> real insight into what is going on.
>
> ls /
> __d_unalias: /dev -> /dev
> __d_unalias: /proc -> /proc
> __d_unalias: /sys -> /sys
Ok. That is what I thought was going on. For some reason nfs is
attempting to recreate an existing dentry.
Does this fix the nfs problem for you?
Eric
diff --git a/fs/dcache.c b/fs/dcache.c
index 8086636..6390f0f 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -2404,6 +2404,9 @@ out_unalias:
if (likely(!d_mountpoint(alias))) {
__d_move(alias, dentry);
ret = alias;
+ } else if ((alias->d_parent == dentry->d_parent) &&
+ !dentry_cmp(alias, dentry->d_name.name, dentry->d_name.len))
+ ret = alias;
}
out_err:
spin_unlock(&inode->i_lock);
--
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