lkml.org 
[lkml]   [2008]   [Aug]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 3/5] libata: Implement disk shock protection support
On Mon, 4 Aug 2008 16:28:32 +0200
Gabor Gombas <gombasg@sztaki.hu> wrote:

> On Fri, Aug 01, 2008 at 04:19:26PM +0900, Tejun Heo wrote:
>
> > However, SATA or not, there simply isn't a way to abort commands in ATA.
> > Issuing random command while other commands are in progress simply is
> > state machine violation and there will be many interesting results
> > including complete system lockup (ATA controller dying while holding the
> > PCI bus).
>
> A system lockup may be an acceptable compromise if that saves the
> hardware. Maybe the kernel should explicitely panic unless the
> controller/drive is known to be able to recover.

We've already been told that the accelerometer will now and then randomly
trigger due to other shock patterns like a bump. I don't want my laptop
to panic randomly on train journeys thank you.

Alan


\
 
 \ /
  Last update: 2008-08-04 16:35    [W:0.118 / U:0.304 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site