513 	set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in mddev_resume()
1395 			/* active but not in sync implies recovery up to  in super_90_validate()
1956 					      &mddev->recovery))  in super_1_validate()
2468 	/* May as well allow recovery to be retried once */  in bind_rdev_to_array()
2700 	 * curr_resync_completed can only be used during recovery.  in md_update_sb()
2707 		    test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) &&  in md_update_sb()
2708 		    test_bit(MD_RECOVERY_RECOVER, &mddev->recovery) &&  in md_update_sb()
2709 		    !test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&  in md_update_sb()
2757 		 * then a recovery will happen and soon that array won't  in md_update_sb()
2845 	if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))  in md_update_sb()
2887 		set_bit(MD_RECOVERY_RECOVER, &mddev->recovery);  in add_bound_rdev()
2888 	set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in add_bound_rdev()
3031 		set_bit(MD_RECOVERY_NEEDED, &rdev->mddev->recovery);  in state_store()
3061 		 * check if recovery is needed.  in state_store()
3067 		set_bit(MD_RECOVERY_NEEDED, &rdev->mddev->recovery);  in state_store()
3192 		set_bit(MD_RECOVERY_NEEDED, &rdev->mddev->recovery);  in slot_store()
3203 		if (test_bit(MD_RECOVERY_RUNNING, &rdev->mddev->recovery))  in slot_store()
3288 	    test_bit(MD_RECOVERY_RUNNING,&mddev->recovery))  in new_offset_store()
3937 	 *  - array is not engaged in resync/recovery/reshape  in level_store()
3944 	    test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) ||  in level_store()
4294 	if (mddev->pers && !test_bit(MD_RECOVERY_FROZEN, &mddev->recovery))  in resync_start_store()
4794 	unsigned long recovery = mddev->recovery;  in action_show()  local
4795 	if (test_bit(MD_RECOVERY_FROZEN, &recovery))  in action_show()
4797 	else if (test_bit(MD_RECOVERY_RUNNING, &recovery) ||  in action_show()
4798 	    (!mddev->ro && test_bit(MD_RECOVERY_NEEDED, &recovery))) {  in action_show()
4799 		if (test_bit(MD_RECOVERY_RESHAPE, &recovery))  in action_show()
4801 		else if (test_bit(MD_RECOVERY_SYNC, &recovery)) {  in action_show()
4802 			if (!test_bit(MD_RECOVERY_REQUESTED, &recovery))  in action_show()
4804 			else if (test_bit(MD_RECOVERY_CHECK, &recovery))  in action_show()
4808 		} else if (test_bit(MD_RECOVERY_RECOVER, &recovery))  in action_show()
4825 			set_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in action_store()
4827 			clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in action_store()
4828 		if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) &&  in action_store()
4833 				set_bit(MD_RECOVERY_INTR, &mddev->recovery);  in action_store()
4838 	} else if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))  in action_store()
4841 		clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in action_store()
4843 		clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in action_store()
4844 		set_bit(MD_RECOVERY_RECOVER, &mddev->recovery);  in action_store()
4851 			if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))  in action_store()
4854 				clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in action_store()
4864 			set_bit(MD_RECOVERY_CHECK, &mddev->recovery);  in action_store()
4867 		clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in action_store()
4868 		set_bit(MD_RECOVERY_REQUESTED, &mddev->recovery);  in action_store()
4869 		set_bit(MD_RECOVERY_SYNC, &mddev->recovery);  in action_store()
4878 	set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in action_store()
5020 	if (!test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))  in sync_completed_show()
5027 	if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery) ||  in sync_completed_show()
5028 	    test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery))  in sync_completed_show()
5061 	if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))  in min_sync_store()
5105 		    test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))  in max_sync_store()
5926 	mddev->recovery = 0;  in md_run()
6031 		set_bit(MD_RECOVERY_RECOVER, &mddev->recovery);  in md_run()
6032 	set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in md_run()
6098 		set_bit(MD_RECOVERY_WAIT, &mddev->recovery);  in md_start()
6101 		clear_bit(MD_RECOVERY_WAIT, &mddev->recovery);  in md_start()
6142 	/* Kick recovery or resync if necessary */  in restart_array()
6143 	set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in restart_array()
6183 	mddev->recovery = 0;  in md_clean()
6201 	set_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in __md_stop_writes()
6205 		set_bit(MD_RECOVERY_INTR, &mddev->recovery);  in __md_stop_writes()
6266 	clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in __md_stop()
6288 	if (!test_bit(MD_RECOVERY_FROZEN, &mddev->recovery)) {  in md_set_readonly()
6290 		set_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in md_set_readonly()
6293 	if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))  in md_set_readonly()
6294 		set_bit(MD_RECOVERY_INTR, &mddev->recovery);  in md_set_readonly()
6304 					  &mddev->recovery));  in md_set_readonly()
6312 	    test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) {  in md_set_readonly()
6315 			clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in md_set_readonly()
6316 			set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in md_set_readonly()
6330 		clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in md_set_readonly()
6331 		set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in md_set_readonly()
6352 	if (!test_bit(MD_RECOVERY_FROZEN, &mddev->recovery)) {  in do_md_stop()
6354 		set_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in do_md_stop()
6357 	if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))  in do_md_stop()
6358 		set_bit(MD_RECOVERY_INTR, &mddev->recovery);  in do_md_stop()
6367 					   &mddev->recovery)));  in do_md_stop()
6374 	    test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) {  in do_md_stop()
6378 			clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);  in do_md_stop()
6379 			set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in do_md_stop()
6999 	 * Kick recovery, maybe this spare has to be added to the  in hot_add_disk()
7002 	set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in hot_add_disk()
7019 		if (mddev->recovery || mddev->sync_thread)  in set_bitmap_file()
7212 	if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) ||  in update_size()
7251 	    test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) ||  in update_raid_disks()
7252 	    test_bit(MD_RESYNCING_REMOTE, &mddev->recovery) ||  in update_raid_disks()
7349 		if (mddev->recovery || mddev->sync_thread) {  in update_array_info()
7548 		/* need to ensure recovery thread has run */  in md_ioctl()
7551 							   &mddev->recovery),  in md_ioctl()
7673 			set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in md_ioctl()
7971 		set_bit(MD_RECOVERY_RECOVER, &mddev->recovery);  in md_error()
7973 	set_bit(MD_RECOVERY_INTR, &mddev->recovery);  in md_error()
7974 	set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in md_error()
8011 	if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery) ||  in status_resync()
8012 	    test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery))  in status_resync()
8019 		if (test_bit(MD_RECOVERY_DONE, &mddev->recovery))  in status_resync()
8028 		if (test_bit(MD_RESYNCING_REMOTE, &mddev->recovery)) {  in status_resync()
8082 		   (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery)?  in status_resync()
8084 		    (test_bit(MD_RECOVERY_CHECK, &mddev->recovery)?  in status_resync()
8086 		     (test_bit(MD_RECOVERY_SYNC, &mddev->recovery) ?  in status_resync()
8087 		      "resync" : "recovery"))),  in status_resync()
8465 		set_bit(MD_RECOVERY_INTR, &mddev->recovery);  in md_done_sync()
8466 		set_bit(MD_RECOVERY_ERROR, &mddev->recovery);  in md_done_sync()
8468 		// stop recovery, signal do_sync ....  in md_done_sync()
8491 		set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in md_write_start()
8674 	if (test_bit(MD_RECOVERY_DONE, &mddev->recovery) ||  in md_do_sync()
8675 	    test_bit(MD_RECOVERY_WAIT, &mddev->recovery))  in md_do_sync()
8678 		set_bit(MD_RECOVERY_INTR, &mddev->recovery);  in md_do_sync()
8688 		if (!(test_bit(MD_RECOVERY_SYNC, &mddev->recovery) ||  in md_do_sync()
8689 			test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) ||  in md_do_sync()
8690 			test_bit(MD_RECOVERY_RECOVER, &mddev->recovery))  in md_do_sync()
8696 	if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery)) {  in md_do_sync()
8697 		if (test_bit(MD_RECOVERY_CHECK, &mddev->recovery)) {  in md_do_sync()
8700 		} else if (test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery)) {  in md_do_sync()
8705 	} else if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery))  in md_do_sync()
8708 		desc = "recovery";  in md_do_sync()
8733 		if (test_bit(MD_RECOVERY_INTR, &mddev->recovery))  in md_do_sync()
8757 				if (!test_bit(MD_RECOVERY_INTR, &mddev->recovery) &&  in md_do_sync()
8778 	if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery)) {  in md_do_sync()
8785 		if (test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery))  in md_do_sync()
8790 	} else if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery)) {  in md_do_sync()
8801 		/* recovery follows the physical size of devices */  in md_do_sync()
8816 		 * complete before we start doing a recovery.  in md_do_sync()
8819 		 * recovery has checked that bit and skipped that  in md_do_sync()
8871 		if (!test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&  in md_do_sync()
8884 			if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery) &&  in md_do_sync()
8893 		       !test_bit(MD_RECOVERY_INTR, &mddev->recovery)) {  in md_do_sync()
8902 							     &mddev->recovery));  in md_do_sync()
8905 		if (test_bit(MD_RECOVERY_INTR, &mddev->recovery))  in md_do_sync()
8910 			set_bit(MD_RECOVERY_INTR, &mddev->recovery);  in md_do_sync()
8919 		if (test_bit(MD_RECOVERY_INTR, &mddev->recovery))  in md_do_sync()
8951 		if (test_bit(MD_RECOVERY_INTR, &mddev->recovery))  in md_do_sync()
8984 		test_bit(MD_RECOVERY_INTR, &mddev->recovery)  in md_do_sync()
8992 	if (!test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&  in md_do_sync()
8993 	    !test_bit(MD_RECOVERY_INTR, &mddev->recovery) &&  in md_do_sync()
9000 	if (!test_bit(MD_RECOVERY_CHECK, &mddev->recovery) &&  in md_do_sync()
9002 		if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery)) {  in md_do_sync()
9003 			if (test_bit(MD_RECOVERY_INTR, &mddev->recovery)) {  in md_do_sync()
9008 						&mddev->recovery))  in md_do_sync()
9018 			if (!test_bit(MD_RECOVERY_INTR, &mddev->recovery))  in md_do_sync()
9020 			if (!test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&  in md_do_sync()
9021 			    test_bit(MD_RECOVERY_RECOVER, &mddev->recovery)) {  in md_do_sync()
9042 	if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&  in md_do_sync()
9043 			!test_bit(MD_RECOVERY_INTR, &mddev->recovery) &&  in md_do_sync()
9057 	if (!test_bit(MD_RECOVERY_INTR, &mddev->recovery)) {  in md_do_sync()
9059 		if (test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery))  in md_do_sync()
9062 	} else if (test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery))  in md_do_sync()
9064 	set_bit(MD_RECOVERY_DONE, &mddev->recovery);  in md_do_sync()
9082 	if (this && test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))  in remove_and_add_spares()
9178 		clear_bit(MD_RECOVERY_SYNC, &mddev->recovery);  in md_start_sync()
9179 		clear_bit(MD_RECOVERY_RESHAPE, &mddev->recovery);  in md_start_sync()
9180 		clear_bit(MD_RECOVERY_REQUESTED, &mddev->recovery);  in md_start_sync()
9181 		clear_bit(MD_RECOVERY_CHECK, &mddev->recovery);  in md_start_sync()
9182 		clear_bit(MD_RECOVERY_RUNNING, &mddev->recovery);  in md_start_sync()
9185 				       &mddev->recovery))  in md_start_sync()
9198  * need this as they never do any recovery or update the superblock.
9203  * "->recovery" and create a thread at ->sync_thread.
9210  *  2/ If a recovery thread is running, don't do anything else.
9211  *  3/ If recovery has finished, clean up, possibly marking spares active.
9245 	if (mddev->ro && !test_bit(MD_RECOVERY_NEEDED, &mddev->recovery))  in md_check_recovery()
9249 		test_bit(MD_RECOVERY_NEEDED, &mddev->recovery) ||  in md_check_recovery()
9250 		test_bit(MD_RECOVERY_DONE, &mddev->recovery) ||  in md_check_recovery()
9285 			set_bit(MD_RECOVERY_INTR, &mddev->recovery);  in md_check_recovery()
9287 			clear_bit(MD_RECOVERY_RECOVER, &mddev->recovery);  in md_check_recovery()
9288 			clear_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in md_check_recovery()
9314 		if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery) &&  in md_check_recovery()
9315 		    !test_bit(MD_RECOVERY_DONE, &mddev->recovery)) {  in md_check_recovery()
9316 			/* resync/recovery still happening */  in md_check_recovery()
9317 			clear_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in md_check_recovery()
9329 		set_bit(MD_RECOVERY_RUNNING, &mddev->recovery);  in md_check_recovery()
9334 		clear_bit(MD_RECOVERY_INTR, &mddev->recovery);  in md_check_recovery()
9335 		clear_bit(MD_RECOVERY_DONE, &mddev->recovery);  in md_check_recovery()
9337 		if (!test_and_clear_bit(MD_RECOVERY_NEEDED, &mddev->recovery) ||  in md_check_recovery()
9338 		    test_bit(MD_RECOVERY_FROZEN, &mddev->recovery))  in md_check_recovery()
9340 		/* no recovery is running.  in md_check_recovery()
9352 			set_bit(MD_RECOVERY_RESHAPE, &mddev->recovery);  in md_check_recovery()
9353 			clear_bit(MD_RECOVERY_RECOVER, &mddev->recovery);  in md_check_recovery()
9355 			clear_bit(MD_RECOVERY_SYNC, &mddev->recovery);  in md_check_recovery()
9356 			clear_bit(MD_RECOVERY_CHECK, &mddev->recovery);  in md_check_recovery()
9357 			clear_bit(MD_RECOVERY_REQUESTED, &mddev->recovery);  in md_check_recovery()
9358 			set_bit(MD_RECOVERY_RECOVER, &mddev->recovery);  in md_check_recovery()
9360 			set_bit(MD_RECOVERY_SYNC, &mddev->recovery);  in md_check_recovery()
9361 			clear_bit(MD_RECOVERY_RECOVER, &mddev->recovery);  in md_check_recovery()
9362 		} else if (!test_bit(MD_RECOVERY_SYNC, &mddev->recovery))  in md_check_recovery()
9380 			clear_bit(MD_RECOVERY_RUNNING, &mddev->recovery);  in md_check_recovery()
9383 					       &mddev->recovery))  in md_check_recovery()
9402 	if (!test_bit(MD_RECOVERY_INTR, &mddev->recovery) &&  in md_reap_sync_thread()
9403 	    !test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery) &&  in md_reap_sync_thread()
9412 	if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&  in md_reap_sync_thread()
9432 	clear_bit(MD_RECOVERY_RUNNING, &mddev->recovery);  in md_reap_sync_thread()
9433 	clear_bit(MD_RECOVERY_DONE, &mddev->recovery);  in md_reap_sync_thread()
9434 	clear_bit(MD_RECOVERY_SYNC, &mddev->recovery);  in md_reap_sync_thread()
9435 	clear_bit(MD_RECOVERY_RESHAPE, &mddev->recovery);  in md_reap_sync_thread()
9436 	clear_bit(MD_RECOVERY_REQUESTED, &mddev->recovery);  in md_reap_sync_thread()
9437 	clear_bit(MD_RECOVERY_CHECK, &mddev->recovery);  in md_reap_sync_thread()
9447 	/* flag recovery needed just to double check */  in md_reap_sync_thread()
9448 	set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in md_reap_sync_thread()
9659 				set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);  in check_sb_changes()
9664 			 * as faulty. The recovery is performed by the  in check_sb_changes()
9684 	if (test_bit(MD_RESYNCING_REMOTE, &mddev->recovery) &&  in check_sb_changes()
9695 	} else if (test_bit(MD_RESYNCING_REMOTE, &mddev->recovery) &&  in check_sb_changes()
9743 	/* The other node finished recovery, call spare_active to set  in read_rdev()