6198 Let's EOL cachefs

@@ -20,13 +20,13 @@
  */
 
 /*
  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
+ * Copyright 2015 Nexenta Systems, Inc. All rights reserved.
  */
 
-#pragma ident   "%Z%%M% %I%     %E% SMI"
 
 /*
  * This program does the following:
  *
  * a) Returns:

@@ -34,11 +34,11 @@
  *      !0      - if an error occurred.
  *
  * b) If the program is successful, it prints three tokens to
  *    stdout: <root fs type> <interface name> <net config strategy>.
  *    where:
- *      <root fs type>          -       "nfs" or "ufs"
+ *      <root fs type>          -       "nfs", "ufs" or "zfs"
  *      <interface name>        -       "hme0" or "none"
  *      <net config strategy>   -       "dhcp", "rarp", "bootprops"
  *                                      or "none"
  *
  *    Eg:

@@ -306,18 +306,18 @@
         /*
          * We're not "nfs dhcp", "nfs none" is impossible, and we don't handle
          * "ufs rarp" (consumers are coded to deal with this reality), so
          * there are three possible situations:
          *
-         *      1. We're "ufs dhcp" if there are any interfaces which have
-         *         obtained their addresses through DHCP.  That is, if there
-         *         are any IFF_UP and non-IFF_VIRTUAL interfaces also have
-         *         IFF_DHCPRUNNING set.
+         *      1. We're either "ufs dhcp" or "zfs dhcp" if there are any
+         *         interfaces which have obtained their addresses through DHCP.
+         *         That is, if there are any IFF_UP and non-IFF_VIRTUAL
+         *         interfaces also have IFF_DHCPRUNNING set.
          *
-         *      2. We're "ufs none" if our filesystem is local and there
-         *         are no interfaces which have obtained their addresses
-         *         through DHCP.
+         *      2. We're either "ufs none" or "zfs none" if our filesystem
+         *         is local and there are no interfaces which have obtained
+         *         their addresses through DHCP.
          *
          *      3. We're "nfs rarp" if our filesystem is remote and there's
          *         at least IFF_UP non-IFF_VIRTUAL interface (which there
          *         *must* be, since we're running over NFS somehow), then
          *         it must be RARP since SI_DHCP_CACHE call above failed.

@@ -327,11 +327,11 @@
         interface = get_first_interface(&dhcp_running);
 
         if (dhcp_running)
                 strategy = "dhcp";
 
-        if (strcmp(root, "nfs") == 0 || strcmp(root, "cachefs") == 0) {
+        if (strcmp(root, "nfs") == 0) {
                 if (interface == NULL) {
                         (void) fprintf(stderr,
                             "%s: cannot identify root interface.\n", program);
                         close_sockets();
                         return (2);