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Re: [Xen-devel] passing hypercall parameters by pointer

To: Hollis Blanchard <hollisb@xxxxxxxxxx>
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Fri, 19 Aug 2005 16:31:49 +0100
Cc: Jimi Xenidis <jimix@xxxxxxxxxxxxxx>, Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx>, "Tian, Kevin" <kevin.tian@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Fri, 19 Aug 2005 15:25:28 +0000
List-id: Xen developer discussion <xen-devel.lists.xensource.com>


On 19 Aug 2005, at 16:18, Hollis Blanchard wrote:

Even if you replace malloc/mlock at [1] with a call that maps"parameter passing" space into this process, what address will you putin the struct at [2]? That would have to be an offset within theparameter passing space, right?


Yes.

 -- Keir


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References:
- RE: [Xen-devel] passing hypercall parameters by pointer
  - From: Ian Pratt
- RE: [Xen-devel] passing hypercall parameters by pointer
  - From: Jimi Xenidis
- Re: [Xen-devel] passing hypercall parameters by pointer
  - From: Keir Fraser
- Re: [Xen-devel] passing hypercall parameters by pointer
  - From: Hollis Blanchard
- Re: [Xen-devel] passing hypercall parameters by pointer
  - From: Keir Fraser
- Re: [Xen-devel] passing hypercall parameters by pointer
  - From: Hollis Blanchard

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