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    SubjectRe: [PATCH V3 4/5] block: Add secure discard
    On Thu, 24 Jun 2010 11:44:23 +0300
    Adrian Hunter <adrian.hunter@nokia.com> wrote:

    > >From b25b9a499f255ee5999c219525d82ef40382318c Mon Sep 17 00:00:00 2001
    > From: Adrian Hunter <adrian.hunter@nokia.com>
    > Date: Wed, 23 Jun 2010 15:41:38 +0300
    > Subject: [PATCH 4/5] block: Add secure discard
    >
    > Secure discard is the same as discard except that all copies
    > of the discarded sectors (perhaps created by garbage collection)
    > must also be erased.

    That's not an awfully informative changelog.

    From a quick peek at the code it seems that you took your earlier
    design sketch:

    On Mon, Jun 14, 2010 at 02:10:06PM +0300, Adrian Hunter wrote:
    > Needs a bio flag, a request flag, setup the request flag based on the
    > bio flag, prevent merging secure and non-secure discards, prevent drivers
    > doing non-secure discards for secure discards.
    >
    > Seems like a lot of little changes for something that no one wants.
    > Shouldn't it wait for someone to need it first?

    and changed your mind and implemented it.

    Is that a correct interpretation?


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