[linux-lvm] Debugging partial drive failure

[Nix]

On 5 Jul 2007, Stuart D. Gathman uttered the following:
> This could be added to the linux disk driver.  There could be an
> option for a disk module that would pretend that a range of sectors
> got an I/O error from the drive.  This would allow debugging the LVM
> layer.

I think something in /sys or /debug would be more practical. debugfs
seems a better fit.

You really want to be able to change this at runtime without rmmodding
or rebooting.

-- 
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