Messages in this thread | | | Subject | Re: [PATCH] Add quick erase format option | From | Artem Bityutskiy <> | Date | Sun, 29 Aug 2010 15:20:24 +0300 |
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On Sun, 2010-08-29 at 14:30 +0300, Artem Bityutskiy wrote: > The reason why this flushing is needed is that we want to make sure > that > there are no PEBs which belonged to a volume with the same ID. Indeed, > imaging you have volume 5 with many used LEBs. Then you remove this > volume, so that all its LEBs are scheduled for erasure. Then you > create > a new volume with the same ID = 5. If we do not flush the queue, we > may > end up with rubbish from the older volume 5 in the new one.
Err, it is important to say that we'll end up with the rubbish if we have an unclean reboot after the new volume with ID 5 is created, but before all PEBs belonging to the old volume with ID 5 are erased. Hopefully, my explanation is not too messy :-)
-- Best Regards, Artem Bityutskiy (Битюцкий Артём)
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