lkml.org 
[lkml]   [2007]   [Jul]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    SubjectRe: Hibernation considerations
    Date
    Hi.

    On Monday 16 July 2007 09:15:47 Alan Stern wrote:
    > On Sun, 15 Jul 2007 david@lang.hm wrote:
    >
    > > >> for a pure hibernate mode, you will be powering off the box after
    saving
    > > >> the suspend image. why are there any special ACPI modes involved?
    > > >
    > > > Because, for example, on my machine the status of power supply (present
    > > > vs not present) is not updated correctly after the restore if ACPI
    callbacks
    > > > aren't used during the hibernation. That's just experience and it's in
    line
    > > > with the ACPI spec.
    > >
    > > so if a machine is actually powered off the /dev/suspend process won't
    > > work?
    > >
    > > remember that the system may run a different OS between the hibernate and
    > > the resume, makeing any assumptions about what state the hardware is in
    > > when you start the resume is a problem.
    >
    > As I understand it, running a different OS between the hibernate and
    > the resume would violate the ACPI spec.

    Well then, I know one or two people who would argue that the ACPI spec is
    faulty. :\

    Regards,

    Nigel
    --
    Nigel Cunningham
    Christian Reformed Church of Cobden
    103 Curdie Street, Cobden 3266, Victoria, Australia
    Ph. +61 3 5595 1185 / +61 417 100 574
    Communal Worship: 11 am Sunday.
    [unhandled content-type:application/pgp-signature]
    \
     
     \ /
      Last update: 2007-07-16 01:41    [W:2.132 / U:0.724 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site