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yaml --- r: 260865 b: refs/heads/master c: 674e405 h: refs/heads/master i: 260863: a1ab433 v: v3
git-mirror · Jul 15, 2011 · 38a4cc6 · 38a4cc6
1 parent 3724889
commit 38a4cc6
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 94b134ac8e9965309e70684b504c53bca36338b4
+refs/heads/master: 674e405b8b3310702fd43d314f5f432ec2cb9980
diff --git a/trunk/fs/nfs/unlink.c b/trunk/fs/nfs/unlink.c
@@ -501,6 +501,14 @@ nfs_async_rename(struct inode *old_dir, struct inode *new_dir,
  * and only performs the unlink once the last reference to it is put.
  *
  * The final cleanup is done during dentry_iput.
+ *
+ * (Note: NFSv4 is stateful, and has opens, so in theory an NFSv4 server
+ * could take responsibility for keeping open files referenced.  The server
+ * would also need to ensure that opened-but-deleted files were kept over
+ * reboots.  However, we may not assume a server does so.  (RFC 5661
+ * does provide an OPEN4_RESULT_PRESERVE_UNLINKED flag that a server can
+ * use to advertise that it does this; some day we may take advantage of
+ * it.))
  */
 int
 nfs_sillyrename(struct inode *dir, struct dentry *dentry)