svn commit: r245894 - in head: share/man/man9 sys/sys

[Sergey Kandaurov]

Author: pluknet
Date: Thu Jan 24 23:11:51 2013
New Revision: 245894
URL: http://svnweb.freebsd.org/changeset/base/245894

Log:
  Update and clarify comments regarding VFS op table initialization
  in the man page and its header counterpart.
  
  Submitted by:	Christoph Mallon <christoph.mallon at gmx.de> (initial version)
  Reviewed and further improved by:	bde (previous version)
  All bugs are:	mine

Modified:
  head/share/man/man9/VFS_SET.9
  head/sys/sys/mount.h

Modified: head/share/man/man9/VFS_SET.9
==============================================================================
--- head/share/man/man9/VFS_SET.9	Thu Jan 24 20:47:37 2013	(r245893)
+++ head/share/man/man9/VFS_SET.9	Thu Jan 24 23:11:51 2013	(r245894)
@@ -26,7 +26,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd January 22, 2012
+.Dd January 25, 2012
 .Dt VFS_SET 9
 .Os
 .Sh NAME
@@ -84,7 +84,9 @@ sysctl is set to
 .Sh PSEUDOCODE
 .Bd -literal
 /*
- * fill in the ones we use, and use the vfs_std for the rest.
+ * Fill in the ones we redefine.  The unused fields will be
+ * automatically initialized by pointers to vfs_std* functions
+ * during file system registration.
  */
 static struct vfsops myfs_vfsops = {
         .vfs_mount =    myfs_mount,

Modified: head/sys/sys/mount.h
==============================================================================
--- head/sys/sys/mount.h	Thu Jan 24 20:47:37 2013	(r245893)
+++ head/sys/sys/mount.h	Thu Jan 24 23:11:51 2013	(r245894)
@@ -762,8 +762,9 @@ extern	struct nfs_public nfs_pub;
 
 /*
  * Declarations for these vfs default operations are located in
- * kern/vfs_default.c, they should be used instead of making "dummy"
- * functions or casting entries in the VFS op table to "enopnotsupp()".
+ * kern/vfs_default.c.  They will be automatically used to replace
+ * null entries in VFS ops tables when registering a new filesystem
+ * type in the global table.
  */
 vfs_root_t		vfs_stdroot;
 vfs_quotactl_t		vfs_stdquotactl;