Re: [Xen-devel] [PATCH 2/2] systemd: drop dependency on proc-xen.mount in xendriverdomain.service

[Marek Marczykowski-Górecki <marmarek@xxxxxxxxxxxxxxxxxxxxxx>]

On Mon, Jul 25, 2016 at 10:27:47AM +0100, Wei Liu wrote:
> On Sun, Jul 24, 2016 at 09:27:13PM +0200, Marek Marczykowski-Górecki wrote:
> > It is no longer required since xl devd use /dev/xen interface.
> > 
> 
> How would this unit work when there is no /dev/xen interface?

Does it happen in reality? I thought /proc/xen is deprecated for a long
time...

> To be precise, we prefer /dev/xen interfaces whenever possible but there
> is a fallback to /proc/xen. Note that a lot of other unit files have
> this dependency on proc-xen.mount.
> 
> I'm inclined to say we should keep this dependency but I'm not sure if I
> missed some obvious things.
> 
> > Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> > Cc: Wei Liu <wei.liu2@xxxxxxxxxx>
> > Signed-off-by: Marek Marczykowski-Górecki <marmarek@xxxxxxxxxxxxxxxxxxxxxx>
> > ---
> >  tools/hotplug/Linux/systemd/xendriverdomain.service.in | 2 --
> >  1 file changed, 2 deletions(-)
> > 
> > diff --git a/tools/hotplug/Linux/systemd/xendriverdomain.service.in 
> > b/tools/hotplug/Linux/systemd/xendriverdomain.service.in
> > index 0afb54d..a100309 100644
> > --- a/tools/hotplug/Linux/systemd/xendriverdomain.service.in
> > +++ b/tools/hotplug/Linux/systemd/xendriverdomain.service.in
> > @@ -1,7 +1,5 @@
> >  [Unit]
> >  Description=Xen driver domain device daemon
> > -Requires=proc-xen.mount
> > -After=proc-xen.mount
> >  ConditionVirtualization=xen
> >  
> >  [Service]
> > -- 
> > 2.5.5
> 
> 

-- 
Best Regards,
Marek Marczykowski-Górecki
Invisible Things Lab
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?

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