linux-kernel - Re: [PATCH 3/4 v2] ide: Implement disk shock protection support

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Date:	Wed, 8 Oct 2008 20:56:33 +0200
From:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To:	Elias Oltmanns <eo@...ensachen.de>
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/4 v2] ide: Implement disk shock protection support

On Sunday 05 October 2008, Elias Oltmanns wrote:
> Elias Oltmanns <eo@...ensachen.de> wrote:
> > Elias Oltmanns <eo@...ensachen.de> wrote:
> >> Hi Bart,
> >>
> >> may I ask you to apply yet another inter-diff? This is in order to
> >> address three issues:
> >>
> >> 1. Make sure that no negative value is being passed to
> >>    jiffies_to_msecs() in ide_park_show().
> >> 2. Drop the superfluous variable hwif in ide_special_rq().
> >> 3. Skip initialisation of task and tf in ide_special_rq() if we are not
> >>    handling a (un)park request.
> >
> > Well, #3 should have been done differently because we donn't want to
> > check for REQ_(UN)?PARK_HEADS more often than is necessary.
> 
> While preparing the backport to 2.6.27, it has just occurred to me that
> we need to clear the IDE_DFLAG_PARKED flag in ide_disk_pre_reset()
> because this flag must not be set after *any* sort of access to the
> device.
> 
> So, here is yet another revised version of the inter-diff. Just don't
> hurry to apply in case I have an enlightening dream tonight and want to
> change something more ;-).
> 
> Regards,
> 
> Elias
> 
> Signed-off-by: Elias Oltmanns <eo@...ensachen.de>

I merged this version into the original patch.

[ Since it seems that there were no more enlightening dreams... ;) ]
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