Commit 0b59bb64 authored Jan 14, 2014 by NeilBrown

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: NeilBrown <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;

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