Re: [Xen-devel] [RFC PATCH] xen-block: introduces extra request to pass-through SCSI commands

[Roger Pau Monné <roger.pau@xxxxxxxxxx>]

El 29/2/16 a les 16:28, Paul Durrant ha escrit:
>> -----Original Message-----
>> From: Konrad Rzeszutek Wilk [mailto:konrad.wilk@xxxxxxxxxx]
>> Sent: 29 February 2016 14:56
>> To: Paul Durrant
>> Cc: Bob Liu; xen-devel@xxxxxxxxxxxxx; Ian Jackson; jbeulich@xxxxxxxx; Roger
>> Pau Monne; jgross@xxxxxxxx
>> Subject: Re: [RFC PATCH] xen-block: introduces extra request to pass-
>> through SCSI commands
>>
>> On Mon, Feb 29, 2016 at 09:13:41AM +0000, Paul Durrant wrote:
>>>> -----Original Message-----
>>>> From: Bob Liu [mailto:bob.liu@xxxxxxxxxx]
>>>> Sent: 29 February 2016 03:37
>>>> To: xen-devel@xxxxxxxxxxxxx
>>>> Cc: Ian Jackson; jbeulich@xxxxxxxx; Roger Pau Monne;
>> jgross@xxxxxxxx;
>>>> Paul Durrant; konrad.wilk@xxxxxxxxxx; Bob Liu
>>>> Subject: [RFC PATCH] xen-block: introduces extra request to pass-
>>>>  * xen-block has been existed for many years, widely used and more
>> stable.
>>>>
>>>
>>> It's definitely widely used, but it has had stability issues in recent 
>>> times.
>>
>> Oh? Could you send the bug-reports to me and Roger, CC xen-devel and
>> LKML please ?
> 
> I was casting my mind back to incompatibilities that crept in with persistent 
> grants. TBH I haven't used blkback much since then; I tend to use qemu qdisk 
> as my backend these days.

FWIW, QEMU Qdisk also has persistent grants support... and was
implemented more or less at the same time as blkback persistent grants.

Roger.


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