Re: [PATCH 1/3] ide: add "ignore_hpa" module parameter

From: Bartlomiej Zolnierkiewicz
Date: Tue May 26 2009 - 13:11:54 EST

On Tuesday 26 May 2009 14:53:43 Alan Cox wrote:
> > Please note that no fancy sysfs support was needed to prevent the problem:
> > both stacks (ide & libata) support HDIO_DRIVE_TASK ioctl which can be used
> > to execute commands needed to retrieve/change HPA setting.
> Wrong. You need sysfs support because you may not be able to retrieve the
> HPA settings after the drive has removed them. You also need a trigger of

All information was there (kernel logs).

Moreover the default in libata is to not remove HPA settings.

I don't recommend parsing kernels logs in search of such information but
you're are stretching the reality too far to match with your arguments.
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