Re: [PATCH] idr: fix a subtle bug in idr_get_next()

From: Tejun Heo
Date: Sat Feb 02 2013 - 18:11:45 EST


On Sat, Feb 02, 2013 at 03:10:48PM -0800, Tejun Heo wrote:
> Fix it by ensuring proceeding to the next slot doesn't carry over the
> unaligned offset - ie. use round_up(id + 1, slot_distance) instead of
> id += slot_distance.
>
> Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
> Reported-by: David Teigland <teigland@xxxxxxxxxx>
> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>

David, can you please test whether the patch makes the skipped
deletion bug go away?

Thanks!

--
tejun
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/