define lfs_mountroot

SCCS-vsn: sys/ufs/lfs/lfs_vfsops.c 8.16

diff --git a/usr/src/sys/ufs/lfs/lfs_vfsops.c b/usr/src/sys/ufs/lfs/lfs_vfsops.c
index acef4ad..5f49833 100644 (file)
--- a/usr/src/sys/ufs/lfs/lfs_vfsops.c
+++ b/usr/src/sys/ufs/lfs/lfs_vfsops.c
@@ -4,7 +4,7 @@
  *
  * %sccs.include.redist.c%
  *
  *
  * %sccs.include.redist.c%
  *

- *     @(#)lfs_vfsops.c        8.15 (Berkeley) %G%
+ *     @(#)lfs_vfsops.c        8.16 (Berkeley) %G%

  */
 
 #include <sys/param.h>
  */
 
 #include <sys/param.h>


@@ -53,10 +53,40 @@ struct vfsops lfs_vfsops = {
        lfs_sysctl,
 };
 
        lfs_sysctl,
 };
 

-int
+/*
+ * Called by main() when ufs is going to be mounted as root.
+ */

 lfs_mountroot()
 {
 lfs_mountroot()
 {

-       panic("lfs_mountroot");         /* XXX -- implement */
+       extern struct vnode *rootvp;
+       struct fs *fs;
+       struct mount *mp;
+       struct proc *p = curproc;       /* XXX */
+       int error;
+       
+       /*
+        * Get vnodes for swapdev and rootdev.
+        */
+       if (bdevvp(swapdev, &swapdev_vp) || bdevvp(rootdev, &rootvp))
+               panic("ffs_mountroot: can't setup bdevvp's");
+
+       if (error = vfs_rootmountalloc("lfs", "root_device", &mp))
+               return (error);
+       if (error = lfs_mountfs(rootvp, mp, p)) {
+               mp->mnt_vfc->vfc_refcount--;
+               free(mp, M_MOUNT);
+               return (error);
+       }
+       if (error = vfs_lock(mp)) {
+               (void)lfs_unmount(mp, 0, p);
+               mp->mnt_vfc->vfc_refcount--;
+               free(mp, M_MOUNT);
+               return (error);
+       }
+       CIRCLEQ_INSERT_TAIL(&mountlist, mp, mnt_list);
+       (void)lfs_statfs(mp, &mp->mnt_stat, p);
+       vfs_unlock(mp);
+       return (0);

 }
 
 /*
 }
 
 /*