svn commit: r285695 - head/sys/dev/netmap

[Luigi Rizzo]

Author: luigi
Date: Sun Jul 19 17:54:42 2015
New Revision: 285695
URL: https://svnweb.freebsd.org/changeset/base/285695

Log:
  small documentation update

Modified:
  head/sys/dev/netmap/netmap_kern.h

Modified: head/sys/dev/netmap/netmap_kern.h
==============================================================================
--- head/sys/dev/netmap/netmap_kern.h	Sun Jul 19 16:55:47 2015	(r285694)
+++ head/sys/dev/netmap/netmap_kern.h	Sun Jul 19 17:54:42 2015	(r285695)
@@ -503,8 +503,9 @@ struct netmap_adapter {
 				 * that cannot be changed
 				 */
 #define NAF_NATIVE      16      /* the adapter is native.
-				 * Virtual ports (vale, pipe, monitor...)
-				 * should never use this flag.
+				 * Virtual ports (non persistent vale ports,
+				 * pipes, monitors...) should never use
+				 * this flag.
 				 */
 #define	NAF_NETMAP_ON	32	/* netmap is active (either native or
 				 * emulated). Where possible (e.g. FreeBSD)
@@ -1483,7 +1484,7 @@ PNMB(struct netmap_adapter *na, struct n
  *
  * np_refs counts the number of references to the structure: one for the fd,
  * plus (on FreeBSD) one for each active mmap which we track ourselves
- * (they are not unmapped on close(), unlike linux).
+ * (linux automatically tracks them, but FreeBSD does not).
  * np_refs is protected by NMG_LOCK.
  *
  * Read access to the structure is lock free, because ni_nifp once set