| Date | Wed, 11 Oct 2006 14:08:27 -0700 | From | Greg KH <> | Subject | [patch 56/67] MD: Fix problem where hot-added drives are not resynced. |
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-stable review patch. If anyone has any objections, please let us know.
------------------ From: Neil Brown <neilb@suse.de>
If a drive is added with HOT_ADD_DISK rather than ADD_NEW_DISK, saved_raid_disk isn't initialised properly, and the drive can be included in the array without a resync.
From: Neil Brown <neilb@suse.de> Cc: <syrius.ml@no-log.org> Cc: Richard Bollinger <rabollinger@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- drivers/md/md.c | 1 + 1 file changed, 1 insertion(+)
--- linux-2.6.18.orig/drivers/md/md.c +++ linux-2.6.18/drivers/md/md.c @@ -3867,6 +3867,7 @@ static int hot_add_disk(mddev_t * mddev, } clear_bit(In_sync, &rdev->flags); rdev->desc_nr = -1; + rdev->saved_raid_disk = -1; err = bind_rdev_to_array(rdev, mddev); if (err) goto abort_export; -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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