linux-kernel - Re: kdbus: to merge or not to merge?

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Message-ID: <20150625152600.GB6837@home.goodmis.org>
Date:	Thu, 25 Jun 2015 11:26:00 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	David Lang <david@...g.hm>,
	Martin Steigerwald <martin@...htvoll.de>,
	Ingo Molnar <mingo@...nel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andy Lutomirski <luto@...capital.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	David Herrmann <dh.herrmann@...il.com>,
	Djalal Harouni <tixxdz@...ndz.org>,
	Greg KH <gregkh@...uxfoundation.org>,
	Havoc Pennington <havoc.pennington@...il.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>,
	Tom Gundersen <teg@...m.no>, Daniel Mack <daniel@...que.org>
Subject: Re: kdbus: to merge or not to merge?

On Thu, Jun 25, 2015 at 09:57:45AM +0200, Geert Uytterhoeven wrote:
> >
> > in-kernel webserver
> 
> Which was cool, and small, and _faster_ than anything else...
> Until it was integrated, and people working on (userspace) webservers
> started considering its performance as a target, and soon it was
> out-performed by userspace webservers...
> 
> So it did teach us a lesson...
> 
> (Perhaps the above paragraph is actually good advocacy for integrating
>  kdbus, and for seeding a better userspace implementation? ;-)
> 

Except back then, the userspace web servers were created by the competition
and there was a strong incentive to beat tux.

But today, kdbus is written by the same folks that write dbus, and there's no
other competition. There's no incentive to fix dbus once kdbus is merged, and
in fact, it gives incentive to just drop it completely.

-- Steve

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