NEX-6276 SMB sparse file support
Reviewed by: Kevin Crowe <kevin.crowe@nexenta.com>
Reviewed by: Matt Barden <matt.barden@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>
NEX-4083 Upstream changes from illumos 5917 and 5995
Reviewed by: Matt Barden <matt.barden@nexenta.com>
Reviewed by: Kevin Crowe <kevin.crowe@nexenta.com>
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
NEX-3620 need upstream cleanups for smbsrv
Reviewed by: Hans Rosenfeld <hans.rosenfeld@nexenta.com>
SMB-11 SMB2 message parse & dispatch
SMB-12 SMB2 Negotiate Protocol
SMB-13 SMB2 Session Setup
SMB-14 SMB2 Logoff
SMB-15 SMB2 Tree Connect
SMB-16 SMB2 Tree Disconnect
SMB-17 SMB2 Create
SMB-18 SMB2 Close
SMB-19 SMB2 Flush
SMB-20 SMB2 Read
SMB-21 SMB2 Write
SMB-22 SMB2 Lock/Unlock
SMB-23 SMB2 Ioctl
SMB-24 SMB2 Cancel
SMB-25 SMB2 Echo
SMB-26 SMB2 Query Dir
SMB-27 SMB2 Change Notify
SMB-28 SMB2 Query Info
SMB-29 SMB2 Set Info
SMB-30 SMB2 Oplocks
SMB-53 SMB2 Create Context options
(SMB2 code review cleanup 1, 2, 3)
SMB-50 User-mode SMB server
 Includes work by these authors:
 Thomas Keiser <thomas.keiser@nexenta.com>
 Albert Lee <trisk@nexenta.com>

@@ -8,11 +8,11 @@
  * source.  A copy of the CDDL is also available via the Internet at
  * http://www.illumos.org/license/CDDL.
  */
 
 /*
- * Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
+ * Copyright 2016 Nexenta Systems, Inc.  All rights reserved.
  */
 
 #include <sys/types.h>
 #include <sys/param.h>
 #include <sys/t_lock.h>

@@ -48,11 +48,15 @@
 static uint64_t vfs_features = VFSFT_XVATTR;
 
 vnode_t *rootdir = NULL;        /* pointer to root inode vnode. */
 
 static struct vfs fake_rootvfs;
+static struct vfsops fake_vfsops;
 struct vfs *rootvfs = NULL;
+static struct vfssw fake_vfssw = {
+        .vsw_name = "fake"      /* see smb_tree.c:smb_mtype[] */
+};
 
 int
 fksmbsrv_vfs_init(void)
 {
         struct stat st;

@@ -62,10 +66,11 @@
 
         if (rootvfs == NULL) {
                 rootvfs = &fake_rootvfs;
                 rootvfs->vfs_mntpt = refstr_alloc(name);
                 rootvfs->vfs_fsid.val[0] = 1;
+                rootvfs->vfs_op = &fake_vfsops;
         }
 
         if (rootdir == NULL) {
                 if (lstat(name, &st) == -1)
                         return (errno);

@@ -124,10 +129,12 @@
 
 /* ARGSUSED */
 struct vfssw *
 vfs_getvfsswbyvfsops(vfsops_t *vfsops)
 {
+        if (vfsops == &fake_vfsops)
+                return (&fake_vfssw);
         return (NULL);
 }
 
 /* ARGSUSED */
 void