Home
Reading
Searching
Subscribe
Sponsors
Statistics
Posting
Contact
Spam
Lists
Links
About
Hosting
Filtering
Features Download
Marketing
Archives
FAQ
Blog
 
Gmane
From: Arjan van de Ven <arjan <at> linux.intel.com>
Subject: Re: [RFC][PATCH] tracing: Remove useless 4 bytes of padding from every event
Newsgroups: gmane.linux.kernel
Date: Wednesday 16th May 2012 20:07:14 UTC (over 4 years ago)
On 5/16/2012 1:04 PM, Linus Torvalds wrote:
> On Wed, May 16, 2012 at 1:00 PM, Steven Rostedt 
wrote:
>>
>> Seriously though. What's your take on changing the kernel that will
>> break an older distro. Obviously, this change is too early to apply. But
>> because an old distro has one app that will break if we make a change in
>> the kernel, is that enough to keep that change out?
> 
> I suspect that powertop is enough of a developer thing that if that's
> the only thing that breaks, we don't have to worry too much.
> 
> I don't want to break *everybody*, so new distro's should be
> up-to-date. But breaking something like a F14-15 timeframe distro or
> something staid like a SLES (or "Debian Stale" or whatever they call
> that thing that only takes crazy-old binaries)? It's fine. We don't
> want to *rush* into it, but no, if those distros are basically not
> updating, we can't care about them forever for something like
> powertop.

agreed.

I would say something like "6 months" (e.g. 3.6); anybody who's likely
to update anything will have done the powertop upgrade from his distro
by then, and anybody who isn't isn't going to update the kernel either.
 
CD: 3ms