Revert "Incremental: honor --no-degraded to delay assembly"

This reverts commit fdb482f99b.

Now that containers can report state for ->container_enough we can
automatically determine when the array can be started, and no longer
need the --no-degraded hammer.

Conflicts:

	Incremental.c

Signed-off-by: Dan Williams <dan.j.williams@intel.com>

Incremental.c

@@ -437,8 +437,6 @@ int Incremental(char *devname, int verbose, int runstop,
 				chosen_name, info.array.working_disks);
 		wait_for(chosen_name, mdfd);
 		close(mdfd);
-		if (runstop < 0)
-			return 0; /* don't try to assemble */
 		rv = Incremental(chosen_name, verbose, runstop,
 				 NULL, homehost, require_homehost, autof);
 		if (rv == 1)
@@ -452,8 +450,7 @@ int Incremental(char *devname, int verbose, int runstop,
 	active_disks = count_active(st, mdfd, &avail, &info);
 	if (enough(info.array.level, info.array.raid_disks,
 		   info.array.layout, info.array.state & 1,
-		   avail, active_disks) == 0 ||
-	    (runstop < 0 && active_disks < info.array.raid_disks)) {
+		   avail, active_disks) == 0) {
 		free(avail);
 		if (verbose >= 0)
 			fprintf(stderr, Name

mdadm.8

@@ -1218,11 +1218,6 @@ uses to help track which arrays are currently being assembled.
 Run any array assembled as soon as a minimal number of devices are
 available, rather than waiting until all expected devices are present.
 
-.TP
-.B \-\-no\-degraded
-This allows the hot-plug system to prevent arrays from running when it knows
-that more disks may arrive later in the discovery process.
-
 .TP
 .BR \-\-scan ", " \-s
 Only meaningful with

mdadm.c

@@ -671,7 +671,6 @@ int main(int argc, char *argv[])
 		"     'summaries', 'homehost', 'byteorder', 'devicesize'.\n");
 			exit(outf == stdout ? 0 : 2);
 
-		case O(INCREMENTAL,NoDegraded):
 		case O(ASSEMBLE,NoDegraded): /* --no-degraded */
 			runstop = -1; /* --stop isn't allowed for --assemble,
 				       * so we overload slightly */