svn commit: r215747 - in head/sys: compat/freebsd32 kern

[Sergey Kandaurov]

Author: pluknet
Date: Tue Nov 23 13:49:15 2010
New Revision: 215747
URL: http://svn.freebsd.org/changeset/base/215747

Log:
  Update MNT_ROOTFS comments after changes in the root mount logic.
  
  Reported by:	arundel
  Suggested by:	marcel (phrasing)
  Approved by:	kib (mentor)

Modified:
  head/sys/compat/freebsd32/freebsd32_misc.c
  head/sys/kern/vfs_mount.c

Modified: head/sys/compat/freebsd32/freebsd32_misc.c
==============================================================================
--- head/sys/compat/freebsd32/freebsd32_misc.c	Tue Nov 23 13:37:42 2010	(r215746)
+++ head/sys/compat/freebsd32/freebsd32_misc.c	Tue Nov 23 13:49:15 2010	(r215747)
@@ -2365,7 +2365,8 @@ freebsd32_nmount(struct thread *td,
 	 * Filter out MNT_ROOTFS.  We do not want clients of nmount() in
 	 * userspace to set this flag, but we must filter it out if we want
 	 * MNT_UPDATE on the root file system to work.
-	 * MNT_ROOTFS should only be set in the kernel in vfs_mountroot_try().
+	 * MNT_ROOTFS should only be set by the kernel when mounting its
+	 * root file system.
 	 */
 	uap->flags &= ~MNT_ROOTFS;
 

Modified: head/sys/kern/vfs_mount.c
==============================================================================
--- head/sys/kern/vfs_mount.c	Tue Nov 23 13:37:42 2010	(r215746)
+++ head/sys/kern/vfs_mount.c	Tue Nov 23 13:49:15 2010	(r215747)
@@ -383,7 +383,8 @@ nmount(td, uap)
 	 * Filter out MNT_ROOTFS.  We do not want clients of nmount() in
 	 * userspace to set this flag, but we must filter it out if we want
 	 * MNT_UPDATE on the root file system to work.
-	 * MNT_ROOTFS should only be set in the kernel in vfs_mountroot_try().
+	 * MNT_ROOTFS should only be set by the kernel when mounting its
+	 * root file system.
 	 */
 	uap->flags &= ~MNT_ROOTFS;
 
@@ -720,7 +721,8 @@ mount(td, uap)
 	 * Filter out MNT_ROOTFS.  We do not want clients of mount() in
 	 * userspace to set this flag, but we must filter it out if we want
 	 * MNT_UPDATE on the root file system to work.
-	 * MNT_ROOTFS should only be set in the kernel in vfs_mountroot_try().
+	 * MNT_ROOTFS should only be set by the kernel when mounting its
+	 * root file system.
 	 */
 	uap->flags &= ~MNT_ROOTFS;