[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v3 2/4] docs: Document a xenstore path for PV driver version information...
> -----Original Message----- > From: Ian Jackson [mailto:Ian.Jackson@xxxxxxxxxxxxx] > Sent: 13 November 2015 16:12 > To: Paul Durrant > Cc: xen-devel@xxxxxxxxxxxxxxxxxxxx; Keir (Xen.org); Ian Campbell; Tim > (Xen.org); Jan Beulich > Subject: Re: [Xen-devel] [PATCH v3 2/4] docs: Document a xenstore path for > PV driver version information... > > Paul Durrant writes ("[Xen-devel] [PATCH v3 2/4] docs: Document a xenstore > path for PV driver version information..."): > > diff --git a/docs/misc/xenstore-paths.markdown b/docs/misc/xenstore- > paths.markdown > > index 71dfda2..cae5115 100644 > > --- a/docs/misc/xenstore-paths.markdown > > +++ b/docs/misc/xenstore-paths.markdown > > @@ -37,6 +37,8 @@ before regexp expansion: > > the "other" domain. i.e. ~ refers to the domain providing a service > > while $DOMID is the consumer of that service. > > * $UUID -- a UUID in the form xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx > > +* $NAME -- a string identifying an object within a domain. Typically > > + comprising only alphanumeric characters. > ... > > +* VERSION -- 1, 2 or 3 integers, in decimal form separated by "." > > + followed by a STRING suffix (starting with the first > > + non-numeric character). > > + The integers are a version number of the form MAJOR, > > + MAJOR.MINOR or MAJOR.MINOR.MICRO respectively. > > This string is not really useful or useable in this form. Who assigns > these version numbers ? Maybe we need Vendor / Product / Version or > something (a la SCSI or something). > I like that idea. > Also we need some explanation of what this is for. > > In particular, is it part of protocol negotiation or bug workaround ? > Given the format, hopefully not. In which case that needs to be > explicitly stated. > > If it is to be used for bug workaround, it definitely needs to be more > structured. No, that's not the intention. The intention is that the information is mainly for display purposes, but sufficiently structured for a UI/toolstack to say 'hey, your drivers are out of date'. I think having the vendor and product names in there help that. Paul > > Thanks, > Ian. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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