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Re: [Qemu-devel] [PATCH v3 7/8] xen_disk: use a single entry iovec
From: |
Anthony PERARD |
Subject: |
Re: [Qemu-devel] [PATCH v3 7/8] xen_disk: use a single entry iovec |
Date: |
Thu, 17 May 2018 11:59:05 +0100 |
User-agent: |
Mutt/1.9.5 (2018-04-13) |
On Fri, May 04, 2018 at 08:26:06PM +0100, Paul Durrant wrote:
> Since xen_disk now always copies data to and from a guest there is no need
> to maintain a vector entry corresponding to every page of a request.
> This means there is less per-request state to maintain so the ioreq
> structure can shrink significantly.
>
> Signed-off-by: Paul Durrant <address@hidden>
Acked-by: Anthony PERARD <address@hidden>
--
Anthony PERARD
- [Qemu-devel] [PATCH v3 0/8] xen_disk: legacy code removal and cleanup, Paul Durrant, 2018/05/04
- [Qemu-devel] [PATCH v3 1/8] xen_backend: add grant table helpers, Paul Durrant, 2018/05/04
- [Qemu-devel] [PATCH v3 6/8] xen_backend: make the xen_feature_grant_copy flag private, Paul Durrant, 2018/05/04
- [Qemu-devel] [PATCH v3 7/8] xen_disk: use a single entry iovec, Paul Durrant, 2018/05/04
- Re: [Qemu-devel] [PATCH v3 7/8] xen_disk: use a single entry iovec,
Anthony PERARD <=
- [Qemu-devel] [PATCH v3 2/8] xen_disk: remove open-coded use of libxengnttab, Paul Durrant, 2018/05/04
- [Qemu-devel] [PATCH v3 4/8] xen_backend: add an emulation of grant copy, Paul Durrant, 2018/05/04
- [Qemu-devel] [PATCH v3 3/8] xen: remove other open-coded use of libxengnttab, Paul Durrant, 2018/05/04
- [Qemu-devel] [PATCH v3 5/8] xen_disk: remove use of grant map/unmap, Paul Durrant, 2018/05/04