Re: [Xen-devel] How PV frontend and backend initializes?

2019-10-17 Thread Roger Pau Monné
On Wed, Oct 16, 2019 at 10:47:09PM +, tosher 1 wrote: > > Anthony and Roger, thanks for your informative responses. It helped a lot. > > > > I'm however unsure by what you mean with instance, so you might have > > to clarify exactly what you mean in order to get a more concise > > reply. >

Re: [Xen-devel] How PV frontend and backend initializes?

2019-10-16 Thread tosher 1
Anthony and Roger, thanks for your informative responses. It helped a lot. > I'm however unsure by what you mean with instance, so you might have > to clarify exactly what you mean in order to get a more concise > reply. Let's say there are two DomU's, and their respective network interfaces

Re: [Xen-devel] How PV frontend and backend initializes?

2019-10-09 Thread Anthony PERARD
On Tue, Oct 08, 2019 at 10:39:11AM +0200, Roger Pau Monné wrote: > On Sat, Oct 05, 2019 at 10:35:11AM +, tosher 1 wrote: > > 3. How xenbus directories are created? What is the hierarchy of the > > directories? > > They are created by the toolstack during domain creation: xl/libxl. > There

Re: [Xen-devel] How PV frontend and backend initializes?

2019-10-08 Thread Roger Pau Monné
On Sat, Oct 05, 2019 at 10:35:11AM +, tosher 1 wrote: > I was trying to understand the following things regarding the PV driver. > > 1. Who create frontend and backend instances? That depends on where the frontend and backends run. For example Linux blkback is implemented as a module of the

[Xen-devel] How PV frontend and backend initializes?

2019-10-05 Thread tosher 1
I was trying to understand the following things regarding the PV driver. 1. Who create frontend and backend instances? 2. When are these instances created? 3. How xenbus directories are created? What is the hierarchy of the directories? 4. What is the role of "vifname" and who sets it? Please