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    SubjectRe: [patch 6/6] ide: improve handling of Power Management requests
    Date
    On Wednesday 24 June 2009 01:24:02 David Miller wrote:
    > From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
    > Date: Tue, 23 Jun 2009 23:35:56 +0200
    >
    > > From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
    > > Subject: [PATCH] ide: improve handling of Power Management requests
    > >
    > > Make hwif->rq point to PM request during PM sequence and do not allow
    > > any other types of requests to slip in (the old comment was never correct
    > > as there should be no such requests generated during PM sequence).
    > >
    > > Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
    > > ---
    > > This was tested in the past (with an additional testing from Borislav)
    > > however there were block layer changes in the meantime so you may want
    > > to give it some more testing time just to be sure.
    >
    > In looking at this change, it occurs to me that this queue blocking
    > facility could also be used to solve the user SET_XFER race.
    >
    > Couldn't it?

    Probably. This is software, almost everything is possible.. ;)


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