Re: [PATCH] Driver Core: devtmpfs - kernel-maintained tmpfs-based /dev
From: Al Boldi
Date: Tue Aug 11 2009 - 11:18:18 EST
Greg KH wrote:
> On Tue, Aug 11, 2009 at 06:48:26AM +0300, Al Boldi wrote:
> > Linux used to be lean and mean which made it fun to work with, and which
> > made the switch from the competition easy. Nowadays I see a lot of bloat
> > going into the kernel which may indicate that Linux is starting to run
> > out of steam.
>
> That doesn't seem to make sense, if more development is happening, and
> our number of contributors, different companies, and rate of change is
> increasing, how are we "running out of steam"?
Running out of "quality steam". Quantity can never replace Quality.
> What specific development number is proof of us slowing down? I see
> nothing but the exact, and extreme, opposite thing happening.
The increasing number of regressions are probably cause for concern.
> > devtmpfs seems bloaty due to the hotplug dependency.
>
> Would you use it if we fix it to remove this dependancy?
Yes, if it also compares to static /dev in terms of speed.
> So what really is your objection here? That we did not let devtmpfs
> work within a CONFIG_HOTPLUG=n type system?
Yes.
> Or that devtmpfs works with
> the existing CONFIG_HOTPLUG=y systems (i.e. 99% of the world)?
And that should stay an option.
Thanks!
--
Al
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