[HEADS-UP] Please test kdbus in Rawhide!

Josh Boyer jwboyer at fedoraproject.org
Thu Jul 30 18:20:11 UTC 2015

On Thu, Jul 30, 2015 at 2:05 PM, Stephen Gallagher <sgallagh at redhat.com> wrote:
> On Thu, 2015-07-30 at 19:57 +0200, Lennart Poettering wrote:
>> Heya!
>> I'd like to ask everybody to test kdbus on Rawhide. Josh thankfully
>> added it to the Rawhide kernel packages, and our systemd RPMs come
>> with built-in support, too now. If you are running an up-to-date
>> Rawhide system adding "kdbus=1" to your kernel command line is hence
>> everything you need to run kdbus instead of dbus-daemon. (No
>> additional RPMs need to be installed.) If you do, things should just
>> work the same way as before, if we did everything right. By adding or
>> dropping "kdbus=1" to/from the command line you can enable kdbus or
>> revert back to dbus1 on each individual boot.
>> This stuff is opt-in, and we are very keen on getting feedback and
>> testing for this. The version of kdbus in Rawhide we consider API
>> stable, there is a complete client side available now in systemd,
>> with
>> a client API in sd-bus. Compatibility with good old dbus1 is provided
>> by the "systemd-bus-proxy" service.
>> The folks involved in kdbus development have been running this code
>> on
>> their systems for more than half a year now. There were occasional
>> hiccups, but we fixed everything we ran into, and it works pretty
>> well
>> now. Our focus was specifically on providing the best possible
>> compatibility with dbus1. Now we'd like to increase the testing
>> audience and added this to Rawhide because of this.
>> Further information about kdbus and how to get started you may find
>> here:
>>         http://www.freedesktop.org/wiki/Software/systemd/kdbus/
>> We'd very thankful for every Fedora developer testing this and
>> providing bug reports! Any feedback is highly appreciated.
>> Also, should you attend our upcoming conference, we might return the
>> favour by buying you a beer or two:
>>         https://systemd.events/
>> Thank you,
>> Lennart
> For folks not keen to jump headfirst into Rawhide, is it expected that
> this should work on Fedora 23 or Fedora 22 if one installs only the
> kernel and systemd packages from Rawhide? That might make people more
> comfortable trying it out (and get you more feedback), if so.

You'll probably only need the rawhide kernel.  IIRC, the systemd
package was kdbus ready before the branch was created.


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