ext4 - scsi: storvsc: avoid usage of WRITE_SAME

Eric Sandeen sandeen at redhat.com
Wed May 8 14:28:09 UTC 2013

On 5/8/13 9:21 AM, Mario Ceresa wrote:
> Dear all,
> When accessing a VHDX disc with a f18 VM (hyperv) with kernel
> 3.8.8-202 x86_64 I have tons of errors like:
> Add. Sense: No additional sense information
> hv_storvsc vmbus_0_12: cmd 0x41 scsi status 0x2 srb status 0x6
> I believe it is related to WRITE_SAME don't implemented in win2012
> server. It seems that this patch could make the trick:
> https://patchwork.kernel.org/patch/2172871/
> But how could I check if I have it in my kernel or not?

It went upstream in v3.9-rc1 so if you have that or later, you have it.


> Of course, I can be completely wrong. If you have any other ideas,
> please share :)
> Thanks for any help,
> Mario

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