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    SubjectRe: [PATCH] laptop mode
    On Sat, Oct 11 2003, Pavel Machek wrote:
    > Hi!
    >
    > > > Right now laptopmode/aam is just a suspect. There are still 1-2 other
    > > > small patches against IDE which could be the reason. We've dropped
    > > > laptopmode/aam for the time being to see if the folks seeing repeatable
    > > > corruption suddenly start behaving again.
    > >
    > > aam patch is far more risky, it's a far more likely suspect. That patch
    > > never reall did go out of beta. Dropping laptop-mode and aam at the same
    > > time is bad engineering practice :).
    > >
    > > laptop-mode cannot cause corruption that cannot show otherwise.
    >
    > Well, if fireballs have data-corrupting that happens just after spinup
    > (for example), I can see how laptop-mode affects that. W/o
    > laptop-mode, disk is spinning all the time so sleep bugs can not
    > manifest themselves. You add laptop-mode, and...

    Not very likely, imho. People have been using spin down with hdparm for
    years (in Linux and elsewhere), while acoustic management is a bit more
    esoteric.

    --
    Jens Axboe

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