From 82ef43b92ab7d56f486cb31b2e0b26ce51bd1ea8 Mon Sep 17 00:00:00 2001 From: rusty Date: Mon, 10 Feb 2014 10:30:46 +0000 Subject: patch feedback-5.patch git-svn-id: https://tools.oasis-open.org/version-control/svn/virtio@215 0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652 --- introduction.tex | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'introduction.tex') 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). -- cgit v1.2.3