virtio — archive

[PATCH v6 0/5] packed ring layout spec

From: Cornelia Huck <[email protected]>
To: [email protected]
Date: Wed, 10 Jan 2018 10:47:00 -0000

On Wed, 10 Jan 2018 11:47:58 +0200 "Michael S. Tsirkin" <[email protected]> wrote: > Performance analysis of this is in my kvm forum 2016 presentation. The > idea is to have a r/w descriptor in a ring structure, replacing the used > and available ring, index and descriptor buffer. > > This is also easier for devices to implement than the 1.0 layout. > Several more enhancements will be necessary to actually make this > efficient for devices to use. > > Signed-off-by: Michael S. Tsirkin <[email protected]> > --- > content.tex | 36 ++- > packed-ring.tex | 668 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > 2 files changed, 701 insertions(+), 3 deletions(-) > create mode 100644 packed-ring.tex Some minor gripes by git am: .git/rebase-apply/patch:288: trailing whitespace. Buffer ID is included in the last descriptor in the list. .git/rebase-apply/patch:342: trailing whitespace. are reserved and are ignored by the device.