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Date: Mon, 19 Nov 2012 11:57:09 +0100
From: Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
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Subject: Re: [Qemu-devel] scsi-hd with discard_granularity and unmap results
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To: Paolo Bonzini <pbonzini@redhat.com>
Cc: qemu-devel@nongnu.org

Yeah thats my old thread regarding iscsi und unmap but this works fine 
now since you patched qemu.

Stefan

Am 19.11.2012 11:36, schrieb Paolo Bonzini:
> Il 19/11/2012 11:30, Stefan Priebe - Profihost AG ha scritto:
>>
>>
>> But do you have any idea why it works with an iscsi / libiscsi backend?
>> In that case the kernel does not cancel the I/O.
>
> It tries to, but the command ultimately succeeds and the success
> response "undoes" the cancel.
>
> http://thread.gmane.org/gmane.comp.emulators.qemu/166232/focus=166316
>
> See also the whole thread (and I think there as a part of it offlist, too).
>
> Paolo
>