From: Matthew Dillon <dillon@apollo.backplane.com>
Date: Thu, 21 Feb 2013 07:03:53 +0000 (-0800)
Subject: kernel - Fix cpu/token starvation, vfs_busy deadlocks. incls sysctl (2)
X-Git-Tag: v3.4.0rc~252
X-Git-Url: https://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/d6069a5c0046218583cae533b8f126b219f4e1e3

kernel - Fix cpu/token starvation, vfs_busy deadlocks. incls sysctl (2)

* Last commit had a bug in the deadlock fix for nlookup().  This fix
  is tested and works.
---

diff --git a/sys/kern/vfs_nlookup.c b/sys/kern/vfs_nlookup.c
index 6944fe36f6..01b1dee496 100644
--- a/sys/kern/vfs_nlookup.c
+++ b/sys/kern/vfs_nlookup.c
@@ -777,9 +777,9 @@ again:
 	    cache_dropmount(mp);
 	}
 
-double_break:
 	if (error) {
 	    cache_put(&nch);
+double_break:
 	    break;
 	}