Re: [PATCH 1/2] driver: xen-blkfront: move talk_to_blkback to the correct place

From: Roger Pau Monné
Date: Fri May 15 2015 - 07:14:29 EST


El 15/05/15 a les 13.03, Bob Liu ha escrit:
>
> On 05/15/2015 06:01 PM, Roger Pau Monné wrote:
>> El 12/05/15 a les 13.01, Bob Liu ha escrit:
>>> The right place for talk_to_blkback() to query backend features and transport
>>> parameters is after backend entered XenbusStateInitWait. There is no problem
>>
>> talk_to_blkback doesn't gather any backend features, it just publishes
>> the features supported by the frontend, which AFAICT can be done at any
>
> 1) But talk_tlkback will also allocate and initialize the request ring which
> should be done after backend entered XenbusStateInitWait.

Maybe setup_blkring should be moved to a more suitable location instead
of moving the whole function?

Roger.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/