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Re: [Qemu-devel] [PATCH 4/4] block: Cater to iscsi with non-power-of-2 d
Re: [Qemu-devel] [PATCH 4/4] block: Cater to iscsi with non-power-of-2 discard
Tue, 8 Nov 2016 10:43:23 -0600
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On 11/08/2016 05:03 AM, Peter Lieven wrote:
> Am 25.10.2016 um 18:12 schrieb Eric Blake:
>> On 10/25/2016 09:36 AM, Paolo Bonzini wrote:
>>> On 25/10/2016 16:35, Eric Blake wrote:
>>>> So your argument is that we should always pass down every unaligned
>>>> less-than-optimum discard request all the way to the hardware, rather
>>>> than dropping it higher in the stack, even though discard requests are
>>>> already advisory, in order to leave the hardware as the ultimate
>>>> decision on whether to ignore the unaligned request?
>>> Yes, I agree with Peter as to this.
>> Okay, I'll work on patches. I think it counts as bug fix, so appropriate
>> even if I miss soft freeze (I'd still like to get NBD write zero support
>> into 2.8, since it already missed 2.7, but that one is still awaiting
>> review with not much time left).
> Hi Eric,
> have you had time to look at this?
> If you need help, let me know.
Still on my list. I'm not forgetting it, and it does count as a bug fix
so it is safe for inclusion, although I'm trying to get it in before
this week is out.
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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