Subject: Re: port-xen/29775: Cannot use a vnode disk for domU
To: YAMAMOTO Takashi <yamt@mwd.biglobe.ne.jp>
From: Jason Thorpe <thorpej@shagadelic.org>
List: tech-kern
Date: 03/30/2005 15:47:08
On Mar 30, 2005, at 3:43 PM, YAMAMOTO Takashi wrote:
>>> i believe it's a problem in xbd, not in vnd.
>>> doing vnode operations from interrupt context is evil.
>>>
>>
>> Yes, but it's vnd that is doing those from interrupt context.
>>
>
> xbd does VOP_STRATEGY. it's the root of the problem in this PR.
I don't think so. DEV_STRAGEGY() against vnd would have caused the
same problem because vnd would have attempted to do vnode ops there.
-- thorpej