virtio — archive

[PATCH v2] balloon: transitional device support

From: Michael S. Tsirkin <[email protected]>
To: [email protected]
Date: Tue, 28 Apr 2015 06:58:00 -0000

On Tue, Apr 28, 2015 at 01:39:55PM +0930, Rusty Russell wrote: > "Michael S. Tsirkin" <[email protected]> writes: > > Each statistic consists of a 16 bit > > tag and a 64 bit value. All statistics are optional and the > > driver chooses which ones to supply. To guarantee backwards > > - compatibility, the driver SHOULD omit unsupported statistics. > > + compatibility, the device ought to omit unsupported statistics. > > Hmm, this is pretty clearly a requirement, and should probably > be moved to an explicit requirements section. I duplicated this in the requirements section. Within an output buffer submitted to the statsq, the device MUST ignore entries with \field{tag} values that it does not recognize. > The rest looks good. > > Thanks, > Rusty.