svn commit: r201955 - head/sys/sys

[Brooks Davis]

Author: brooks
Date: Sat Jan  9 23:24:49 2010
New Revision: 201955
URL: http://svn.freebsd.org/changeset/base/201955

Log:
  Improve the comment about CMGROUP_MAX.
  
  MFC after:	3 days

Modified:
  head/sys/sys/socket.h

Modified: head/sys/sys/socket.h
==============================================================================
--- head/sys/sys/socket.h	Sat Jan  9 23:23:52 2010	(r201954)
+++ head/sys/sys/socket.h	Sat Jan  9 23:24:49 2010	(r201955)
@@ -462,8 +462,8 @@ struct cmsghdr {
 #if __BSD_VISIBLE
 /*
  * While we may have more groups than this, the cmsgcred struct must
- * be able to fit in an mbuf, and NGROUPS_MAX is too large to allow
- * this.
+ * be able to fit in an mbuf and we have historically supported a
+ * maximum of 16 groups.
 */
 #define CMGROUP_MAX 16