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Re: [Qemu-block] [PATCH v3 4/8] xen_backend: add an emulation of grant c
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From: |
Anthony PERARD |
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Subject: |
Re: [Qemu-block] [PATCH v3 4/8] xen_backend: add an emulation of grant copy |
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Date: |
Wed, 16 May 2018 15:30:32 +0100 |
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User-agent: |
Mutt/1.9.5 (2018-04-13) |
On Fri, May 04, 2018 at 08:26:03PM +0100, Paul Durrant wrote:
> Not all Xen environments support the xengnttab_grant_copy() operation.
> E.g. where the OS is FreeBSD or Xen is older than 4.8.0.
>
> This patch introduces an emulation of that operation using
> xengnttab_map_domain_grant_refs() and memcpy() for those environments.
>
> Signed-off-by: Paul Durrant <address@hidden>
> ---
The patch looks ok, but since patch 1 is going to be change, this one is
going to need to be change as well.
--
Anthony PERARD
- Re: [Qemu-block] [PATCH v3 3/8] xen: remove other open-coded use of libxengnttab, (continued)