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Re: [Qemu-devel] [PATCH v4 5/9] xen_backend: add an emulation of grant c
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From: |
Anthony PERARD |
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Subject: |
Re: [Qemu-devel] [PATCH v4 5/9] xen_backend: add an emulation of grant copy |
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Date: |
Fri, 18 May 2018 11:44:41 +0100 |
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User-agent: |
Mutt/1.9.5 (2018-04-13) |
On Thu, May 17, 2018 at 04:35:54PM +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>
Reviewed-by: Anthony PERARD <address@hidden>
--
Anthony PERARD
- [Qemu-devel] [PATCH v4 0/9] xen_disk: legacy code removal and cleanup, Paul Durrant, 2018/05/17
- [Qemu-devel] [PATCH v4 5/9] xen_backend: add an emulation of grant copy, Paul Durrant, 2018/05/17
- Re: [Qemu-devel] [PATCH v4 5/9] xen_backend: add an emulation of grant copy,
Anthony PERARD <=
- [Qemu-devel] [PATCH v4 2/9] xen_backend: add grant table helpers, Paul Durrant, 2018/05/17
- [Qemu-devel] [PATCH v4 1/9] xen: add a meaningful declaration of grant_copy_segment into xen_common.h, Paul Durrant, 2018/05/17
- [Qemu-devel] [PATCH v4 7/9] xen_backend: make the xen_feature_grant_copy flag private, Paul Durrant, 2018/05/17
- [Qemu-devel] [PATCH v4 8/9] xen_disk: use a single entry iovec, Paul Durrant, 2018/05/17
- [Qemu-devel] [PATCH v4 6/9] xen_disk: remove use of grant map/unmap, Paul Durrant, 2018/05/17
- [Qemu-devel] [PATCH v4 9/9] xen_disk: be consistent with use of xendev and blkdev->xendev, Paul Durrant, 2018/05/17
- [Qemu-devel] [PATCH v4 4/9] xen: remove other open-coded use of libxengnttab, Paul Durrant, 2018/05/17