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Commit 0b59bb64 authored by NeilBrown's avatar NeilBrown
Browse files

md/raid10: avoid fullsync when not necessary. 



This is the raid10 equivalent of

commit 4f0a5e01
    MD RAID1: Further conditionalize 'fullsync'

If a device in a newly assembled array is not fully recovered we
currently do a fully resync by don't need to.

Signed-off-by: default avatarNeilBrown <neilb@suse.de>
parent 7eb41885

drivers/md/raid10.c

+2 −1
Original line number Diff line number Diff line
@@ -3747,7 +3747,8 @@ static int run(struct mddev *mddev) 
		    !test_bit(In_sync, &disk->rdev->flags)) {

			disk->head_position = 0;

			mddev->degraded++;

			if (disk->rdev)

			if (disk->rdev &&

			    disk->rdev->saved_raid_disk < 0)

				conf->fullsync = 1;

		}

		disk->recovery_disabled = mddev->recovery_disabled - 1;