Re: [PATCHSET] libata: implement ->set_capacity()

[Ben Hutchings]

On Thu, 2010-05-13 at 17:56 +0200, Tejun Heo wrote:
> Hello, Jens, James, Jeff,
> 
> This patchset implements ->set_capacity() in libata so that HPA can be
> unlocked on demand.

Thanks Tejun.

>  0001-block-restart-partition-scan-after-resizing-a-device.patch
>  0002-SCSI-implement-sd_set_capacity.patch
>  0003-libata-use-the-enlarged-capacity-after-late-HPA-unlo.patch
>  0004-libata-implement-on-demand-HPA-unlocking.patch
> 
> 0001 makes partition scan code to restart after ->set_capacity().
> This makes sure that partitions which start beyond the HPA limit are
> discovered.
> 
> 0002 implements ->set_capacity() in sd.
> 
> 0003 makes libata accept device capacity larger than the initial one.
> 
> 0004 implements ->set_capacity() in libata which asks libata EH to
> unlock HPA, waits and returns the new capacity.
> 
> Ben Hutchings suggeseted implementing ->set_capacity() in libata and
> also reported the bug in the current partition scan code where it
> fails to discover partitions which start beyond the HPA limit.
[...]

And I've already successfully tested the combination of patches 2-4.

Ben.

-- 
Ben Hutchings
Once a job is fouled up, anything done to improve it makes it worse.

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