On Wednesday, 2 January 2008 08:59:22 Shaohua Li wrote:
> ACPI defines a hardware signature. BIOS calculates the signature
> according to hardware configure, if hardware changes, the signature will
> change, in this case, S4 resume should fail.
>
> Signed-off-by: Shaohua Li <[EMAIL PROTECTED]>
> ---
> drivers/acpi/sleep/main.c | 13 +++++++++++++
> include/linux/suspend.h | 5 +++++
> kernel/power/disk.c | 21 ++++++++++++++++++---
> kernel/power/power.h | 6 +++---
> kernel/power/swap.c | 24 +++++++++++++++---------
> 5 files changed, 54 insertions(+), 15 deletions(-)
Once reading the ACPI spec I noticed that ACPI supports this feature
so it is qute nice to implement it, since this will prevent resume from disk
what hardware was changed.
But.. how many bioses are broken regarding this feature....
Regards,
Maxim Levitsky
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