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SubjectRe: PATCH: Fixes for ide-disk.c
On Mon, 2003-04-07 at 09:00, Alan Cox wrote:
> There are multiple "blocked" fields to deal with. drive->blocked
> indicates we can't feed it commands because it is blocked due to
> power management.
>
> idedisk_suspend sets the drive->blocked field so that we panic if
> anything is sent to the disk after we turned it off (since it
> would be a corrupter).
>
> idedisk_resume is called on the resume path and marks the drive
> as safe to use.
>
> So if you hit that bug, you did I/O after shutting the drive down,
> which is not allowed.

Okay. So the right behaviour is to ignore multiple idedisk_suspend calls
and ignore multiple idedisk_resume calls?

Regards,

Nigel

--
Nigel Cunningham
495 St Georges Road South, Hastings 4201, New Zealand

Be diligent to present yourself approved to God as a workman who does
not need to be ashamed, handling accurately the word of truth.
-- 2 Timothy 2:14, NASB.

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