diff --git a/init/builtins.c b/init/builtins.c
index 4326ebc..8b2e4aa 100644
--- a/init/builtins.c
+++ b/init/builtins.c
@@ -162,6 +162,12 @@
     return 0;
 }
 
+int do_class_reset(int nargs, char **args)
+{
+    service_for_each_class(args[1], service_reset);
+    return 0;
+}
+
 int do_domainname(int nargs, char **args)
 {
     return write_file("/proc/sys/kernel/domainname", args[1]);
@@ -269,6 +275,8 @@
     { 0,            0 },
 };
 
+#define DATA_MNT_POINT "/data"
+
 /* mount <type> <device> <path> <flags ...> <options> */
 int do_mount(int nargs, char **args)
 {
@@ -359,9 +367,51 @@
         if (wait)
             wait_for_file(source, COMMAND_RETRY_TIMEOUT);
         if (mount(source, target, system, flags, options) < 0) {
-            return -1;
+            /* If this fails, it may be an encrypted filesystem.
+             * We only support encrypting /data.  Check
+             * if we're trying to mount it, and if so,
+             * assume it's encrypted, mount a tmpfs instead.
+             * Then save the orig mount parms in properties
+             * for vold to query when it mounts the real
+             * encrypted /data.
+             */
+            if (!strcmp(target, DATA_MNT_POINT)) {
+                const char *tmpfs_options;
+
+                tmpfs_options = property_get("ro.crypto.tmpfs_options");
+
+                if (mount("tmpfs", target, "tmpfs", MS_NOATIME | MS_NOSUID | MS_NODEV,
+                    tmpfs_options) < 0) {
+                    return -1;
+                }
+
+                /* Set the property that triggers the framework to do a minimal
+                 * startup and ask the user for a password
+                 */
+                property_set("vold.decrypt", "1");
+            } else {
+                return -1;
+            }
+        } else {
+            if (!strcmp(target, DATA_MNT_POINT)) {
+                /* We succeeded in mounting /data, so it's not encrypted */
+                action_for_each_trigger("nonencrypted", action_add_queue_tail);
+            }
         }
 
+        if (!strcmp(target, DATA_MNT_POINT)) {
+            char fs_flags[32];
+
+            /* Save the original mount options */
+            property_set("ro.crypto.fs_type", system);
+            property_set("ro.crypto.fs_real_blkdev", source);
+            property_set("ro.crypto.fs_mnt_point", target);
+            if (options) {
+                property_set("ro.crypto.fs_options", options);
+            }
+            snprintf(fs_flags, sizeof(fs_flags), "0x%8.8x", flags);
+            property_set("ro.crypto.fs_flags", fs_flags);
+        }
         return 0;
     }
 }
diff --git a/init/init.c b/init/init.c
index 7aef387..e13d4b1 100755
--- a/init/init.c
+++ b/init/init.c
@@ -150,11 +150,11 @@
     int needs_console;
     int n;
 
-        /* starting a service removes it from the disabled
+        /* starting a service removes it from the disabled or reset
          * state and immediately takes it out of the restarting
          * state if it was in there
          */
-    svc->flags &= (~(SVC_DISABLED|SVC_RESTARTING));
+    svc->flags &= (~(SVC_DISABLED|SVC_RESTARTING|SVC_RESET));
     svc->time_started = 0;
     
         /* running processes require no additional work -- if
@@ -300,27 +300,42 @@
         notify_service_state(svc->name, "running");
 }
 
-void service_stop(struct service *svc)
+/* The how field should be either SVC_DISABLED or SVC_RESET */
+static void service_stop_or_reset(struct service *svc, int how)
 {
         /* we are no longer running, nor should we
          * attempt to restart
          */
     svc->flags &= (~(SVC_RUNNING|SVC_RESTARTING));
 
+    if ((how != SVC_DISABLED) && (how != SVC_RESET)) {
+        /* Hrm, an illegal flag.  Default to SVC_DISABLED */
+        how = SVC_DISABLED;
+    }
         /* if the service has not yet started, prevent
          * it from auto-starting with its class
          */
-    svc->flags |= SVC_DISABLED;
+    svc->flags |= how;
 
     if (svc->pid) {
         NOTICE("service '%s' is being killed\n", svc->name);
-        kill(-svc->pid, SIGTERM);
+        kill(-svc->pid, SIGKILL);
         notify_service_state(svc->name, "stopping");
     } else {
         notify_service_state(svc->name, "stopped");
     }
 }
 
+void service_reset(struct service *svc)
+{
+    service_stop_or_reset(svc, SVC_RESET);
+}
+
+void service_stop(struct service *svc)
+{
+    service_stop_or_reset(svc, SVC_DISABLED);
+}
+
 void property_changed(const char *name, const char *value)
 {
     if (property_triggers_enabled)
@@ -725,6 +740,7 @@
     action_for_each_trigger("early-fs", action_add_queue_tail);
     action_for_each_trigger("fs", action_add_queue_tail);
     action_for_each_trigger("post-fs", action_add_queue_tail);
+    action_for_each_trigger("post-fs-data", action_add_queue_tail);
 
     queue_builtin_action(property_service_init_action, "property_service_init");
     queue_builtin_action(signal_init_action, "signal_init");
diff --git a/init/init.h b/init/init.h
index 8691335..05cdfaa 100644
--- a/init/init.h
+++ b/init/init.h
@@ -69,6 +69,8 @@
 #define SVC_RESTARTING  0x08  /* waiting to restart */
 #define SVC_CONSOLE     0x10  /* requires console */
 #define SVC_CRITICAL    0x20  /* will reboot into recovery if keeps crashing */
+#define SVC_RESET       0x40  /* Use when stopping a process, but not disabling
+                                 so it can be restarted with its class */
 
 #define NR_SVC_SUPP_GIDS 12    /* twelve supplementary groups */
 
@@ -121,6 +123,7 @@
 void service_for_each_flags(unsigned matchflags,
                             void (*func)(struct service *svc));
 void service_stop(struct service *svc);
+void service_reset(struct service *svc);
 void service_start(struct service *svc, const char *dynamic_args);
 void property_changed(const char *name, const char *value);
 
diff --git a/init/init_parser.c b/init/init_parser.c
index d136c28..7ac1a1e 100644
--- a/init/init_parser.c
+++ b/init/init_parser.c
@@ -82,6 +82,7 @@
         if (!strcmp(s, "lass")) return K_class;
         if (!strcmp(s, "lass_start")) return K_class_start;
         if (!strcmp(s, "lass_stop")) return K_class_stop;
+        if (!strcmp(s, "lass_reset")) return K_class_reset;
         if (!strcmp(s, "onsole")) return K_console;
         if (!strcmp(s, "hown")) return K_chown;
         if (!strcmp(s, "hmod")) return K_chmod;
diff --git a/init/keywords.h b/init/keywords.h
index 25315d8..d15ad49 100644
--- a/init/keywords.h
+++ b/init/keywords.h
@@ -4,6 +4,7 @@
 int do_chdir(int nargs, char **args);
 int do_class_start(int nargs, char **args);
 int do_class_stop(int nargs, char **args);
+int do_class_reset(int nargs, char **args);
 int do_domainname(int nargs, char **args);
 int do_exec(int nargs, char **args);
 int do_export(int nargs, char **args);
@@ -39,6 +40,7 @@
     KEYWORD(class,       OPTION,  0, 0)
     KEYWORD(class_start, COMMAND, 1, do_class_start)
     KEYWORD(class_stop,  COMMAND, 1, do_class_stop)
+    KEYWORD(class_reset, COMMAND, 1, do_class_reset)
     KEYWORD(console,     OPTION,  0, 0)
     KEYWORD(critical,    OPTION,  0, 0)
     KEYWORD(disabled,    OPTION,  0, 0)
diff --git a/init/signal_handler.c b/init/signal_handler.c
index 3e5d136..833e59d 100644
--- a/init/signal_handler.c
+++ b/init/signal_handler.c
@@ -83,8 +83,8 @@
         svc->flags |= SVC_DISABLED;
     }
 
-        /* disabled processes do not get restarted automatically */
-    if (svc->flags & SVC_DISABLED) {
+        /* disabled and reset processes do not get restarted automatically */
+    if (svc->flags & (SVC_DISABLED | SVC_RESET) )  {
         notify_service_state(svc->name, "stopped");
         return 0;
     }