|| ||Christoph Hellwig <hch-AT-infradead.org>|
|| ||Jeff Garzik <jeff-AT-garzik.org>|
|| ||Re: Linux 2.6.22-rc1|
|| ||Mon, 14 May 2007 21:18:17 +0100|
|| ||Jean Delvare <khali-AT-linux-fr.org>,
Linus Torvalds <torvalds-AT-linux-foundation.org>,
Antonino Ingargiola <tritemio-AT-gmail.com>,
Linux Kernel Mailing List <linux-kernel-AT-vger.kernel.org>|
On Mon, May 14, 2007 at 03:53:21PM -0400, Jeff Garzik wrote:
> Jean Delvare wrote:
> >On Mon, 14 May 2007 11:43:45 -0700 (PDT), Linus Torvalds wrote:
> >>On Mon, 14 May 2007, Jean Delvare wrote:
> >>>Sure, we don't allow that. Except for xfsprogs in 2.6.1, procps in
> >>>2.6.4, oprofile in 2.6.13 and udev in 2.6.19, of course.
> >>And we really complained about it! The oprofile thing should be fixed,
> >>btw, and yeah,if udev breaks any more, I'll have to stop taking patches
> >>from Greg. That thing has been a disaster, and everybody involved should
> >>be ashamed and now hopefully *very* aware of the fact that we don't break
> >>user-level interfaces.
> >>(Right now, I suspect we may have a loop setup regression. Not sure)
> >While I'm all for keeping things relatively stable and not asking the
> >user to constantly upgrade user-space, I believe that we just can't
> >promise to never break user-level interfaces while keeping the
> >development pace we have right now. We can promise to grant people
> >significant delay before we drop compatibility options, but "forever"
> >doesn't scale.
> >If you really want to enforce the "never" rule, be prepared to either
> >see development slow down and finally come to a stop, or see the code
> >become unmaintainable and insecure and nobody is longer willing to work
> >on it.
> Why do you think we -stopped- enforcing such a rule? :)
> It's been the rule throughout Linux's history. syscalls from early
> Linux binaries should still work, for example.
Except for very rare case (modules support comes to mine) syscall
compatiblity works perfectly. But that's because syscalls are a very
visible ABI and people don't break them by accident. They also don't
decide they have a cool new scheme all syscalls need to follow now.
Now compare that to sysfs..
to post comments)