Commit c6b96d19 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'for-2.6.26' of git://neil.brown.name/md 

* 'for-2.6.26' of git://neil.brown.name/md:
  Fix error paths if md_probe fails.
  Don't acknowlege that stripe-expand is complete until it really is.
  Ensure interrupted recovery completed properly (v1 metadata plus bitmap)
parents 79ff1ad2 9bbbca3a

drivers/md/md.c

+4 −2
Original line number Diff line number Diff line
@@ -3897,7 +3897,9 @@ static void autorun_devices(int part) 


		md_probe(dev, NULL, NULL);

		mddev = mddev_find(dev);

		if (!mddev) {

		if (!mddev || !mddev->gendisk) {

			if (mddev)

				mddev_put(mddev);

			printk(KERN_ERR

				"md: cannot allocate memory for md drive.\n");

			break;

drivers/md/raid10.c

+2 −0
Original line number Diff line number Diff line
@@ -2137,6 +2137,8 @@ static int run(mddev_t *mddev) 
		    !test_bit(In_sync, &disk->rdev->flags)) {

			disk->head_position = 0;

			mddev->degraded++;

			if (disk->rdev)

				conf->fullsync = 1;

		}

	}

drivers/md/raid5.c

+6 −1
Original line number Diff line number Diff line
@@ -2898,6 +2898,8 @@ static void handle_stripe5(struct stripe_head *sh) 


		for (i = conf->raid_disks; i--; ) {

			set_bit(R5_Wantwrite, &sh->dev[i].flags);

			set_bit(R5_LOCKED, &dev->flags);

			s.locked++;

			if (!test_and_set_bit(STRIPE_OP_IO, &sh->ops.pending))

				sh->ops.count++;

		}
@@ -2911,6 +2913,7 @@ static void handle_stripe5(struct stripe_head *sh) 
			conf->raid_disks);

		s.locked += handle_write_operations5(sh, 1, 1);

	} else if (s.expanded &&

		   s.locked == 0 &&

		!test_bit(STRIPE_OP_POSTXOR, &sh->ops.pending)) {

		clear_bit(STRIPE_EXPAND_READY, &sh->state);

		atomic_dec(&conf->reshape_stripes);
@@ -4305,7 +4308,9 @@ static int run(mddev_t *mddev) 
				" disk %d\n", bdevname(rdev->bdev,b),

				raid_disk);

			working_disks++;

		}

		} else

			/* Cannot rely on bitmap to complete recovery */

			conf->fullsync = 1;

	}



	/*

CRA Git | Maintained and supported by SUSTech CRA and CCSE