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

[Bartlomiej Zolnierkiewicz]

On Wednesday 17 September 2008 09:38:37 Elias Oltmanns wrote:
> On user request (through sysfs), the IDLE IMMEDIATE command with UNLOAD
> FEATURE as specified in ATA-7 is issued to the device and processing of
> the request queue is stopped thereafter until the specified timeout
> expires or user space asks to resume normal operation. This is supposed
> to prevent the heads of a hard drive from accidentally crashing onto the
> platter when a heavy shock is anticipated (like a falling laptop expected
> to hit the floor). Port resets are deferred whenever a device on that
> port is in the parked state.
> 
> Signed-off-by: Elias Oltmanns <eo@xxxxxxxxxxxxxx>

applied
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