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| author | rusty <rusty@0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652> | 2014-02-12 03:15:33 +0000 |
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| committer | rusty <rusty@0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652> | 2014-02-12 03:15:33 +0000 |
| commit | 3a7719016f0b081ac43203e9137796265f6a037b (patch) | |
| tree | b35a157c2f608dcb488c66c88ad08849fedf6822 /introduction.tex | |
| parent | eb1dc6c33ea33f450d8e2fbf115dc486a52dc840 (diff) | |
| download | virtio-spec-3a7719016f0b081ac43203e9137796265f6a037b.tar.gz | |
Feedback #5: Applied.
As per minutes:
https://lists.oasis-open.org/archives/virtio/201402/msg00121.html
Signed-off-by: Rusty Russell <rusty@au1.ibm.com>
git-svn-id: https://tools.oasis-open.org/version-control/svn/virtio@236 0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652
Diffstat (limited to 'introduction.tex')
| -rw-r--r-- | introduction.tex | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/introduction.tex b/introduction.tex index 83b01f0..8e08d02 100644 --- a/introduction.tex +++ b/introduction.tex @@ -13,14 +13,15 @@ inter-guest communication) requires copying. } Efficient: Virtio devices consist of rings of descriptors - for input and output, which are neatly separated to avoid cache + for both input and output, which are neatly laid out to avoid cache effects from both driver and device writing to the same cache lines. Standard: Virtio makes no assumptions about the environment in which - it operates, beyond supporting the bus attaching the device. Virtio + it operates, beyond supporting the bus to which device is attached. + In this specification, virtio devices are implemented over PCI and other buses, and earlier drafts - been implemented on other buses not included in this spec. + have been implemented on other buses not included here. \footnote{The Linux implementation further separates the PCI virtio code from the specific virtio drivers: these drivers are shared with the non-PCI implementations (currently lguest and S/390). |