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Subject: Re: [virtio] [PATCH v7 03/11] content: move virtqueue operation description
On Tue, 23 Jan 2018 02:01:02 +0200 "Michael S. Tsirkin" <mst@redhat.com> wrote: > virtqueue operation description is specific to the virtqueue > format. Move it out to split-ring.tex and update all > references. > > Signed-off-by: Michael S. Tsirkin <mst@redhat.com> > --- > conformance.tex | 4 +- > content.tex | 171 +++--------------------------------------------------- > split-ring.tex | 175 +++++++++++++++++++++++++++++++++++++++++++++++++++++++- > 3 files changed, 182 insertions(+), 168 deletions(-) > diff --git a/split-ring.tex b/split-ring.tex > index 418f63d..724bb82 100644 > --- a/split-ring.tex > +++ b/split-ring.tex > @@ -1,12 +1,13 @@ > \section{Split Virtqueues}\label{sec:Basic Facilities of a Virtio Device / Split Virtqueues} > -The split virtqueue format is the original format used by legacy > -virtio devices. The split virtqueue format separates the > +The split virtqueue format is the original format used by devices > +conforming to the 1.0 version of this standard (and a variant thereof > +by legacy virtio devices). Ah, just noticed this hunk. Might make sense to move this to a prior patch, although it does not matter in the end. > +The split virtqueue format separates the > virtqueue into several parts, where each part is write-able by > either the driver or the device, but not both. Multiple > locations need to be updated when making a buffer available > and when marking it as used. > > - Dito here (should probably go to a prior patch). > Each queue has a 16-bit queue size > parameter, which sets the number of entries and implies the total size > of the queue. Else: Reviewed-by: Cornelia Huck <cohuck@redhat.com>
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