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Modify MNT_UPDATE behavior for nullfs so that it does not

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return EOPNOTSUPP if an "export" parameter was passed in.
This should allow nullfs mounts to be NFS exported.

PR:		kern/87906
MFC after:	1 week
This commit is contained in:
rodrigc 2006-05-28 20:09:18 +00:00
parent 624f77708d
commit d1d9c4f5bc
1 changed files with 7 additions and 2 deletions
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9
sys/fs/nullfs/null_vfsops.c
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@ -89,8 +89,13 @@ nullfs_mount(struct mount *mp, struct thread *td)
* Update is a no-op * Update is a no-op
*/ */
if (mp->mnt_flag & MNT_UPDATE) { if (mp->mnt_flag & MNT_UPDATE) {
return (EOPNOTSUPP); /*
/* return VFS_MOUNT(MOUNTTONULLMOUNT(mp)->nullm_vfs, path, data, ndp, td);*/ * Only support update mounts for NFS export.
*/
if (vfs_flagopt(mp->mnt_optnew, "export", NULL, 0))
return (0);
else
return (EOPNOTSUPP);
} }
/* /*