Re: [Qemu-devel] question about commit: "block: implement is_allocated for raw"

[Alexandre DERUMIER]

Ok, that's clear.

Thanks for your fast response !

Regards,

Alexandre


----- Mail original -----

De: "Paolo Bonzini" <address@hidden>
À: "Alexandre DERUMIER" <address@hidden>
Cc: address@hidden
Envoyé: Vendredi 20 Juillet 2012 11:09:20
Objet: Re: question about commit: "block: implement is_allocated for raw"

Il 20/07/2012 11:07, Alexandre DERUMIER ha scritto:
> Hi,
>
> I have a question about commit
> http://git.qemu.org/?p=qemu.git;a=commit;h=5500316ded9db5b10072334cde1e27fb37682240
> "block: implement is_allocated for raw"
>
> Does it works with virtio-blk ? Or does it discard support ?

It is unrelated to virtio-blk. is_allocated is only used internally
(qemu-img convert and online streaming). In the future it may be
accessible to SCSI devices via the GET LBA STATUS command.

It is part of improving support. I hope to get that in 1.2, but
honestly it's not too likely.

Paolo



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Alexandre D e rumier

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